Montgomery County, Maryland (English Wikipedia)

"Chapter 66. 'Village of Friendship Heights.'". Montgomery County Charter. Archived from the original on August 4, 2018. Retrieved August 3, 2018. County of Montgomery

codelibrary.amlegal.com

"Charter of Montgomery County, Maryland". American Legal Publishing. Retrieved June 7, 2022.{{cite web}}: CS1 maint: deprecated archival service (link)

archive.org (Global: 6^th place; English: 6^th place)

Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Annapolis: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.

bestplaces.net (Global: low place; English: low place)

"Montgomery County, Maryland: Religion Archived October 13, 2017, at the Wayback Machine". Sperling's BestPlaces. Retrieved February 28, 2018.

bethesdamagazine.com (Global: low place; English: low place)

"MCPS Student 'Data Deletion Week' Begins". Bethseda magazine. August 19, 2019. Archived from the original on February 25, 2024. Retrieved December 5, 2019.

cctmaryland.com (Global: low place; English: low place)

"Corridor Cities Transitway". Baltimore: Maryland Transit Administration. Archived from the original on December 27, 2018. Retrieved October 21, 2018.

census.gov (Global: 18^th place; English: 18^th place)

census.gov

"QuickFacts Montgomery County, Maryland". United States Census Bureau. Archived from the original on May 2, 2025. Retrieved March 20, 2025.
"2020 Population and Housing State Data". United States Census Bureau. Archived from the original on August 24, 2021. Retrieved August 12, 2021.
"U.S. Census website". United States Census Bureau. Archived from the original on December 27, 1996. Retrieved April 12, 2017.
"Washington-Arlington-Alexandria, DC-VA-MD-WV". U.S. Census Bureau. Archived from the original on April 19, 2012. Retrieved April 12, 2017.
"2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on September 13, 2014. Retrieved September 12, 2014.
"QuickFacts: Montgomery County, Maryland". United States Census Bureau. Retrieved March 26, 2026.
"Decennial Census of Population and Housing by Decades". US Census Bureau. Archived from the original on July 6, 2022.
"Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Archived from the original on October 31, 2014. Retrieved September 12, 2014.
"Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Archived (PDF) from the original on December 18, 2014. Retrieved September 12, 2014.
"Hispanic or Latino by Type: 2010". United States Census Bureau. Archived from the original on December 27, 1996. Retrieved August 7, 2017.

factfinder.census.gov

American FactFinder, United States Census Bureau. "Maryland by Place – GCT-PH1-R. Population, Housing Units, Area, and Density (geographies ranked by total population): 2000". Factfinder.census.gov. Archived from the original on February 26, 2009. Retrieved July 12, 2009.
"Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. DP-1. Retrieved January 22, 2016.{{cite web}}: CS1 maint: deprecated archival service (link)
"Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Retrieved January 22, 2016.{{cite web}}: CS1 maint: deprecated archival service (link)
"Selected Social Characteristics in the United States 2006-2010; American Community Survey; 5-Year Estimates". United States Census Bureau. DP02. Retrieved January 22, 2016.{{cite web}}: CS1 maint: deprecated archival service (link)
"Selected Economic Characteristics – 2006-2010; American Community Survey; 5-Year Estimates". United States Census Bureau. DP03. Retrieved January 22, 2016.{{cite web}}: CS1 maint: deprecated archival service (link)

data.census.gov

"P2 Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) - Montgomery County, Maryland". United States Census Bureau. Archived from the original on February 10, 2022. Retrieved February 11, 2022.
"P2 Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) - Montgomery County, Maryland". United States Census Bureau. Archived from the original on February 10, 2022. Retrieved February 11, 2022.
"Hispanic or Latino Origin by Race". U.S. Census Bureau. Archived from the original on March 4, 2021. Retrieved February 22, 2021.
"P004: Hispanic or Latino, and Not Hispanic or Latino by Race – 2000: DEC Summary File 1 – Montgomery County, Maryland". United States Census Bureau.

api.census.gov

"2020 Decennial Census Demographic and Housing Characteristics (DHC)". United States Census Bureau. 2023. Retrieved December 15, 2025.
"2020 Decennial Census Demographic Profile (DP1)". United States Census Bureau. 2021. Archived from the original on December 19, 2025. Retrieved December 15, 2025.
"2020 Decennial Census Redistricting Data (Public Law 94-171)". United States Census Bureau. 2021. Archived from the original on December 19, 2025. Retrieved December 15, 2025.

www2.census.gov

"1980 Census of Population - General Population Characteristics - Table 16. Total Persons and Spanish Origin Persons by Type of Spanish Origin and Race: 1980 - Maryland" (PDF). United States Census Bureau. Archived from the original (PDF) on October 7, 2022.
"1990 Census of Population - General Population Characteristics - Table 6. Race and Hispanic Origin: 1990 - Maryland" (PDF). United States Census Bureau. Archived from the original (PDF) on December 1, 2025.

quickfacts.census.gov

"Montgomery County QuickFacts" Archived June 6, 2011, at the Wayback Machine, September 9, 2009

choosemontgomerymd.com (Global: low place; English: low place)

Archived February 26, 2015, at the Wayback Machine, February 26, 2015

clanmontgomery.org (Global: low place; English: low place)

Clan Montgomery Society (June 14, 2008). "Montgomery Motto". Clan Montgomery Symbols. Clan Montgomery Society. Archived from the original on September 5, 2008. Retrieved September 5, 2008. "Garde" (pronounced gard-uh) or "Gardez" (pronounced garday) means "watch", in the sense of "look out" or "on guard". "Bien" (pronounced bee-ann) means "good" to give the overall meaning of "Watch Well".

commons.wikimedia.org (Global: 484^th place; English: 698^th place)

Boyd, T.H.S. (1879). The History of Montgomery County, Maryland from Its Earliest Settlement in 1650 to 1879 (PDF). Clarksburg, Md.: Regional Publishing Company. Archived (PDF) from the original on February 17, 2022. Retrieved November 28, 2020.

dcunited.com (Global: low place; English: 9,027^th place)

"Washington Spirit extends partnership with D.C. United and Loudoun United FC to host four matches at Audi Field in addition to four games at Segra Field in 2020". D.C. United. November 12, 2019. Archived from the original on December 10, 2019. Retrieved July 26, 2020.

doi.org (Global: 2^nd place; English: 2^nd place)

Bollinger, Heather; Kerr, Molly (December 2024). "Uncovering the Families Enslaved to the Peters in Montgomery County, Maryland: 1790 & 1807". The Journal of Slavery and Data Preservation. 5 (4): 38–39.

forbes.com (Global: 71^st place; English: 54^th place)

"Complete List: America's Richest Counties" Archived April 8, 2018, at the Wayback Machine, Forbes, February 2, 2008

fox5dc.com (Global: low place; English: low place)

"4 Maryland cities in top 10 for most culturally diverse cities in U.S., according to WalletHub". FOX 5 DC. February 17, 2021. Archived from the original on February 18, 2021. Retrieved February 22, 2021.

geonames.org (Global: 8^th place; English: 2,702^nd place)

"Montgomery County". GeoNames.org. Archived from the original on June 9, 2020. Retrieved December 5, 2019.

ghostsofdc.org (Global: low place; English: low place)

Tom (November 7, 2012). "Why Is It Named Montgomery County?". Ghosts of DC. Archived from the original on January 31, 2019. Retrieved February 17, 2019.

hdl.handle.net (Global: 66^th place; English: 34^th place)

Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Annapolis: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.

intellicast.com (Global: low place; English: low place)

"Intellicast - Rockville Historic Weather Averages in Maryland (20857)". Accuweather. Archived from the original on September 24, 2015. Retrieved September 4, 2015.
"Intellicast - Silver Spring Historic Weather Averages in Maryland (20901)". Accuweather. Archived from the original on September 23, 2015. Retrieved September 4, 2015.
"Intellicast - Damascus Historic Weather Averages in Maryland (20872)". Accuweather. Archived from the original on September 24, 2015. Retrieved September 4, 2015.

jewishdatabank.org (Global: low place; English: low place)

"United States Jewish Population, 2018" (PDF). Berman Jewish DataBank. Archived (PDF) from the original on August 6, 2019. Retrieved January 16, 2020.

loc.gov (Global: 63^rd place; English: 47^th place)

lccn.loc.gov

Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Annapolis: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.

maryland.gov (Global: 1,298^th place; English: 569^th place)

msa.maryland.gov

"Montgomery County, Maryland – Government, Legislative Branch". msa.maryland.gov. Archived from the original on July 2, 2022. Retrieved May 24, 2022.
"Montgomery County, Maryland - Government, Judicial Branch". msa.maryland.gov. Archived from the original on July 29, 2023. Retrieved July 29, 2023.
"John J. McCarthy, State's Attorney, Montgomery County, Maryland". msa.maryland.gov. Archived from the original on February 28, 2023. Retrieved July 29, 2023.
"Maryland House of Delegates - By District". msa.maryland.gov. Archived from the original on October 31, 2020. Retrieved February 20, 2024.

planning.maryland.gov

"2010 Census Summary File One (SF1) - Maryland Population Characteristics, Montgomery County Archived February 7, 2017, at the Wayback Machine". United States Census Bureau via Maryland State Data Center.

business.maryland.gov

"Economic activity measure for Maryland counties now available". business.maryland.gov. February 6, 2019. Archived from the original on May 6, 2025. Retrieved February 4, 2026.

elections.maryland.gov

"Maryland Board of Elections Voter Registration Activity Report June, 2025". Maryland Board of Elections. Archived from the original on June 6, 2025. Retrieved October 1, 2025.

mcagfair.com (Global: low place; English: low place)

"About Us - The Montgomery County Agricultural Fair". mcagfair.com. Archived from the original on February 21, 2014. Retrieved February 7, 2014.

mcsheriff.com (Global: low place; English: low place)

"Montgomery County Sheriff's Office". Montgomery County Sheriff. Archived from the original on July 20, 2002. Retrieved July 2, 2022.
"Montgomery County Sheriff's Office, MD:". Archived from the original on May 9, 2008.

mdsoccerplex.org (Global: low place; English: low place)

"Maryland Soccerplex History". Maryland Soccer Foundation. May 6, 2000. Archived from the original on June 9, 2017. Retrieved August 14, 2017.

mncppc.org (Global: low place; English: low place)

"About Us". Riverdale, MD: Maryland-National Capital Park and Planning Commission. Retrieved December 25, 2025.

mo.md.us (Global: low place; English: low place)

co.mo.md.us

"Montgomery County Sheriff's Office". June 20, 2002. Archived from the original on June 20, 2002.

montgomerycountychamber.com (Global: low place; English: low place)

Archived February 26, 2015, at the Wayback Machine, Montgomery County Chamber of Commerce, February 26, 2015

montgomerycountymd.gov (Global: low place; English: low place)

montgomerycountymd.gov

"Montgomery County, Maryland Comprehensive Annual Financial Report, for the Year ending June 30, 2021" (PDF). Montgomery County, Maryland. December 17, 2021. Archived from the original (PDF) on March 8, 2022.
"About Montgomery County Council". Montgomery County Council. Retrieved June 1, 2022.{{cite web}}: CS1 maint: deprecated archival service (link)
"Rules of Procedure - Montgomery County". American Legal Publishing. Retrieved June 7, 2022.{{cite web}}: CS1 maint: deprecated archival service (link)
"About Montgomery County Council". montgomerycountymd.gov. Archived from the original on June 19, 2022. Retrieved May 19, 2022.
"Members at a Glance – Montgomery County Council". Archived from the original on June 20, 2022. Retrieved July 4, 2022.
Official website
"Council Districts Map". montgomerycountymd.gov. Archived from the original on December 5, 2022. Retrieved December 5, 2022.
"About Us Page, Montgomery County Police Department, Montgomery County, MD". montgomerycountymd.gov. Archived from the original on November 2, 2022. Retrieved November 2, 2022.
"Ride On Routes and Schedules". Rockville, Md.: Montgomery County Department of Transportation (MCDOT). Archived from the original on October 22, 2018. Retrieved October 21, 2018.
"Metrobus Routes in Montgomery County". Transit Services. Montgomery County Department of Transportation. Archived from the original on October 21, 2018. Retrieved October 21, 2018.

www6.montgomerycountymd.gov

"Montgomery County, Maryland Comprehensive Annual Financial Report, for the Year ending June 30, 2014" (PDF). Archived from the original (PDF) on May 16, 2012.
"Montgomery County, Maryland Comprehensive Annual Financial Report, for the Year ending June 30, 2011" (PDF). Archived from the original (PDF) on May 16, 2012.

www2.montgomerycountymd.gov

"Montgomery County Council Appoints Shebra Evans as Councilmember and Announces New Committee Assignments". www2.montgomerycountymd.gov. Archived from the original on December 10, 2025. Retrieved January 13, 2026.

spending.data.montgomerycountymd.gov

"Montgomery County Spending". Montgomery County MD. Archived from the original on September 21, 2016. Retrieved October 12, 2016.

montgomeryhistory.org (Global: low place; English: low place)

"Guide to the Records of the county executive 1968-1996 - Executive Branch" (PDF). Archived (PDF) from the original on September 26, 2024. Retrieved September 12, 2024.

montgomeryplanning.org (Global: low place; English: low place)

"Places From the Past". Montgomery County Historic Sites. Silver Spring, Maryland: Montgomery County Planning Department. January 26, 2012. Archived from the original on April 30, 2012. Retrieved April 30, 2012. Gardez Bien, adopted in 1976 as the county motto, means to guard well or take good care
Kelly, Clare Lise. "Places from the Past: The Tradition of Gardez Bien in Montgomery County, Maryland" (PDF). montgomeryplanning.org. Archived from the original (PDF) on April 12, 2021.

montgomeryschoolsmd.org (Global: low place; English: low place)

"About MCPS". Rockville, Maryland: Montgomery County Public Schools. Archived from the original on November 11, 2018. Retrieved November 10, 2018.
"MCPS School Board Members". MCPS. Archived from the original on June 12, 2019. Retrieved July 3, 2022.

montgomerysistercities.org (Global: low place; English: low place)

"OUR SISTER CITIES | Montgomery County Sister Cities". Sistercities. Archived from the original on August 7, 2023. Retrieved August 7, 2023.

mymcmedia.org (Global: low place; English: low place)

Pollak, Suzanne (October 7, 2020). "Council Enacts LGBTQ Bill of Rights". Montgomery Community Media. Archived from the original on November 1, 2020. Retrieved October 9, 2020.

nbcwashington.com (Global: 6,175^th place; English: 3,364^th place)

"Montgomery County Passes LGBTQ Bill of Rights". NBC4 Washington. October 7, 2020. Archived from the original on October 15, 2020. Retrieved October 9, 2020.

newspapers.com (Global: 24^th place; English: 12^th place)

"License Laws in Counties Differ Much Archived August 20, 2025, at the Wayback Machine". The Daily Mail (Hagerstown, Maryland). p. 1, 8.

openlibrary.org (Global: 185^th place; English: 154^th place)

Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Annapolis: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.

proquest.com (Global: 121^st place; English: 59^th place)

"Montgomery County Centennial: An Old-Fashioned Maryland Reunion". The Baltimore Sun. September 7, 1876. p. 1. ProQuest 534282014.
Wheatley, Katie; Livingston, Ian (May 9, 2014). "How much snow fell in your backyard? Mapping the 2013-2014 winter snow totals in the Mid-Atlantic". The Washington Post. Archived from the original on May 10, 2017. Retrieved December 22, 2016.
Kendrick, Thomas R. "New Montgomery Liquor Permits Start 6 Restaurants Serving Drinks Archived May 10, 2017, at the Wayback Machine". The Washington Post. December 8, 1964. p. B1.
Barnes, Bart. "County's Liquor Laws Liberalized Archived May 10, 2017, at the Wayback Machine". The Washington Post. November 8, 1964. p. B1.
Kendrick, Thomas R. "D.C., Maryland Party Aides Ponder Vote Results: Liquor Question in Montgomery Depends on Absentee Ballots Archived May 10, 2017, at the Wayback Machine". The Washington Post. November 5, 1964. p. B1.

prri.org (Global: low place; English: low place)

"2023 PRRI Census of American Religion: County-Level Data on Religious Identity and Diversity". Public Religion Research Institute. August 29, 2024. Archived from the original on September 11, 2024. Retrieved September 12, 2024.

purplelinemd.com (Global: low place; English: low place)

"Project Overview". Maryland Purple Line. Riverdale, MD: Maryland Transit Administration. Archived from the original on October 21, 2018. Retrieved October 21, 2018.

state.md.us (Global: 9,257^th place; English: 4,883^rd place)

mlis.state.md.us

"Special Taxing Districts and Regional Agencies". 1998 Legislative Handbook. General Assembly of Maryland. 1998. Archived from the original on March 17, 2008.

stlouisfed.org (Global: 3,234^th place; English: 1,770^th place)

fred.stlouisfed.org

"Gross Domestic Product: All Industries in Montgomery County, MD". fred.stlouisfed.org. December 4, 2024. Retrieved February 4, 2026.
"Gross Domestic Product: All Industries in Montgomery County, MD". fred.stlouisfed.org. December 4, 2024. Retrieved February 4, 2026.

thearda.com (Global: 4,035^th place; English: 3,210^th place)

"Congregational Membership Reports | US Religion". thearda.com. Archived from the original on September 12, 2024. Retrieved September 12, 2024.
"County Membership Report: Montgomery County, Maryland: Religious Traditions, 2010". Association of Religion Data Archives. Archived from the original on October 28, 2014.

theguardian.com (Global: 16^th place; English: 11^th place)

"Tech companies monitor schoolkids across America. These parents are making them delete the data". The Guardian. December 5, 2019. Archived from the original on December 5, 2019. Retrieved December 5, 2019.

twitter.com (Global: 43^rd place; English: 43^rd place)

Montgomery Council [@MoCoCouncilMD] (November 15, 2016). "@CoUnTy_ExEc talks about his mission to make #MoCo one of the most welcoming places on earth. #CommunityMatterspic.twitter.com/EJuLFi2NAz" (Tweet). Archived from the original on June 12, 2017. Retrieved November 15, 2016 – via Twitter.

uselectionatlas.org (Global: 1,488^th place; English: 692^nd place)

Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Archived from the original on April 14, 2025. Retrieved June 30, 2025.

usgs.gov (Global: 119^th place; English: 145^th place)

earthquake.usgs.gov

"M 1.8 - 0 km ENE of Spencerville, Maryland Archived June 25, 2024, at the Wayback Machine". Earthquake Hazards Program. U.S. Geology Survey. June 24, 2024.

virginia.edu (Global: 1,203^rd place; English: 734^th place)

mapserver.lib.virginia.edu

"Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved September 12, 2014.

washingtonblade.com (Global: 7,829^th place; English: 4,459^th place)

"Montgomery County Council unanimously passes LGBTQ Bill of Rights". Washington Blade. October 8, 2020. Archived from the original on June 5, 2022. Retrieved October 9, 2020.

washingtonian.com (Global: 4,793^rd place; English: 2,468^th place)

Dean, Eddie (January 11, 2016). "Greetings from Hank Dietle’s, the Last Great Roadhouse in Suburbia Archived February 18, 2026, at the Wayback Machine". Washingtonian.

washingtonpost.com (Global: 35^th place; English: 24^th place)

Morello, Carol; Mellnick, Ted (September 19, 2012). "Seven of nation's 10 most affluent counties are in Washington region". The Washington Post. Archived from the original on July 28, 2013. Retrieved April 9, 2013.
The Going Out Gurus (May 24, 2001). "Got Plans?". With the Entertainment Guide Staff. Washington, D.C.: The Washington Post Company. Retrieved April 15, 2024. I'm hoping to answer you and our Silver Spring questioner, who was looking for something this weekend in MoCo.{{cite web}}: CS1 maint: deprecated archival service (link)
Samenow, Jason (March 18, 2014). "Astonishing snow totals this winter in upper Montgomery County: nearly 70 inches". The Washington Post. Archived from the original on May 8, 2015. Retrieved September 5, 2017.
Hedgpeth, Dana. "Four places in Maryland rank among the nation's most ethnically diverse, study says". The Washington Post. ISSN 0190-8286. Archived from the original on October 1, 2020. Retrieved February 22, 2021.
"D.C. area's Jewish population is booming: Now the third largest in the nation, report says". The Washington Post. Archived from the original on May 3, 2020. Retrieved January 16, 2020.
Barrios, Jennifer (December 3, 2018). "Elrich promises change, 'more just society,' as he becomes Montgomery executive". The Washington Post. Archived from the original on December 4, 2018. Retrieved December 3, 2018.
Morse, Dan (January 4, 2023). "New Montgomery sheriff takes on staffing shortages, other challenges". The Washington Post. ISSN 0190-8286. Archived from the original on January 3, 2023. Retrieved July 29, 2023.
Nguyen, Danny (March 4, 2024). "Purple Line, delayed until 2027, needs another $425 million infusion". The Washington Post.

web.archive.org (Global: 1^st place; English: 1^st place)

"Chapter 66. 'Village of Friendship Heights.'". Montgomery County Charter. Archived from the original on August 4, 2018. Retrieved August 3, 2018. County of Montgomery
"Montgomery County". GeoNames.org. Archived from the original on June 9, 2020. Retrieved December 5, 2019.
"QuickFacts Montgomery County, Maryland". United States Census Bureau. Archived from the original on May 2, 2025. Retrieved March 20, 2025.
"2020 Population and Housing State Data". United States Census Bureau. Archived from the original on August 24, 2021. Retrieved August 12, 2021.
American FactFinder, United States Census Bureau. "Maryland by Place – GCT-PH1-R. Population, Housing Units, Area, and Density (geographies ranked by total population): 2000". Factfinder.census.gov. Archived from the original on February 26, 2009. Retrieved July 12, 2009.
Morello, Carol; Mellnick, Ted (September 19, 2012). "Seven of nation's 10 most affluent counties are in Washington region". The Washington Post. Archived from the original on July 28, 2013. Retrieved April 9, 2013.
"Complete List: America's Richest Counties" Archived April 8, 2018, at the Wayback Machine, Forbes, February 2, 2008
"Montgomery County QuickFacts" Archived June 6, 2011, at the Wayback Machine, September 9, 2009
"U.S. Census website". United States Census Bureau. Archived from the original on December 27, 1996. Retrieved April 12, 2017.
Archived February 26, 2015, at the Wayback Machine, February 26, 2015
Archived February 26, 2015, at the Wayback Machine, Montgomery County Chamber of Commerce, February 26, 2015
Tom (November 7, 2012). "Why Is It Named Montgomery County?". Ghosts of DC. Archived from the original on January 31, 2019. Retrieved February 17, 2019.
Rapid Transit - Montgomery County, MD. Get On Board BRT - Vote Now!. Archived from the original on March 26, 2019 – via YouTube.
Montgomery Council [@MoCoCouncilMD] (November 15, 2016). "@CoUnTy_ExEc talks about his mission to make #MoCo one of the most welcoming places on earth. #CommunityMatterspic.twitter.com/EJuLFi2NAz" (Tweet). Archived from the original on June 12, 2017. Retrieved November 15, 2016 – via Twitter.
Clan Montgomery Society (June 14, 2008). "Montgomery Motto". Clan Montgomery Symbols. Clan Montgomery Society. Archived from the original on September 5, 2008. Retrieved September 5, 2008. "Garde" (pronounced gard-uh) or "Gardez" (pronounced garday) means "watch", in the sense of "look out" or "on guard". "Bien" (pronounced bee-ann) means "good" to give the overall meaning of "Watch Well".
"Places From the Past". Montgomery County Historic Sites. Silver Spring, Maryland: Montgomery County Planning Department. January 26, 2012. Archived from the original on April 30, 2012. Retrieved April 30, 2012. Gardez Bien, adopted in 1976 as the county motto, means to guard well or take good care
Kelly, Clare Lise. "Places from the Past: The Tradition of Gardez Bien in Montgomery County, Maryland" (PDF). montgomeryplanning.org. Archived from the original (PDF) on April 12, 2021.
"Washington-Arlington-Alexandria, DC-VA-MD-WV". U.S. Census Bureau. Archived from the original on April 19, 2012. Retrieved April 12, 2017.
"2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on September 13, 2014. Retrieved September 12, 2014.
"M 1.8 - 0 km ENE of Spencerville, Maryland Archived June 25, 2024, at the Wayback Machine". Earthquake Hazards Program. U.S. Geology Survey. June 24, 2024.
"Intellicast - Rockville Historic Weather Averages in Maryland (20857)". Accuweather. Archived from the original on September 24, 2015. Retrieved September 4, 2015.
"Intellicast - Silver Spring Historic Weather Averages in Maryland (20901)". Accuweather. Archived from the original on September 23, 2015. Retrieved September 4, 2015.
Samenow, Jason (March 18, 2014). "Astonishing snow totals this winter in upper Montgomery County: nearly 70 inches". The Washington Post. Archived from the original on May 8, 2015. Retrieved September 5, 2017.
"Intellicast - Damascus Historic Weather Averages in Maryland (20872)". Accuweather. Archived from the original on September 24, 2015. Retrieved September 4, 2015.
Wheatley, Katie; Livingston, Ian (May 9, 2014). "How much snow fell in your backyard? Mapping the 2013-2014 winter snow totals in the Mid-Atlantic". The Washington Post. Archived from the original on May 10, 2017. Retrieved December 22, 2016.
"Decennial Census of Population and Housing by Decades". US Census Bureau. Archived from the original on July 6, 2022.
"Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved September 12, 2014.
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Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Annapolis: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.
Hedgpeth, Dana. "Four places in Maryland rank among the nation's most ethnically diverse, study says". The Washington Post. ISSN 0190-8286. Archived from the original on October 1, 2020. Retrieved February 22, 2021.
Morse, Dan (January 4, 2023). "New Montgomery sheriff takes on staffing shortages, other challenges". The Washington Post. ISSN 0190-8286. Archived from the original on January 3, 2023. Retrieved July 29, 2023.

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Rapid Transit - Montgomery County, MD. Get On Board BRT - Vote Now!. Archived from the original on March 26, 2019 – via YouTube.

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