Contra Costa County, California (English Wikipedia)

Marin, Solano, Sonoma and Contra Costa Counties' borders come to a common point c. 6 miles into San Francisco Bay (coming from the north). Thus, Sonoma County is an adjacent county. Hittell, Theodore Henry (1876). The codes and statutes of the State of California. A. L. Bancroft. pp. 514, 515. Retrieved August 20, 2012.

archive.today

"Contra Costa County, California - Fact Sheet - American FactFinder". Factfinder.census.gov. Archived from the original on February 10, 2020. Retrieved September 22, 2012.

bea.gov

"Gross Domestic Product by County and Metropolitan Area, 2022" (PDF). www.bea.gov. Bureau of Economic Analysis.

berkeley.edu

lib.berkeley.edu

"Contra Costa County Mexican Land Grants". Lib.berkeley.edu. June 16, 2003. Archived from the original on November 24, 2009. Retrieved September 22, 2012.

blackhawkmuseum.org

"blackhawkmuseum.org". blackhawkmuseum.org. November 17, 2012. Archived from the original on September 28, 2007. Retrieved November 22, 2012.

books.google.com

David Banister (December 16, 2003). Transport and Urban Development. Routledge. p. 145. ISBN 978-1-135-81992-7. Archived from the original on July 28, 2020. Retrieved August 29, 2019.
Purcell, Mae Fisher. History of Contra Costa County Archived July 28, 2020, at the Wayback Machine, p. 309 (1940)

ca.gov

contracosta.ca.gov

wedrawthelines.ca.gov

"Counties by County and by District". California Citizens Redistricting Commission. Archived from the original on September 30, 2013. Retrieved September 24, 2014.

elections.cdn.sos.ca.gov

"Statement of Vote, November 8, 2022, General Election" (PDF). California Secretary of State. Retrieved May 5, 2023.

stats.doj.ca.gov

"Table 11: Crimes – 2009" (PDF). Office of the Attorney General, Department of Justice, State of California. Archived from the original (PDF) on December 2, 2013. Retrieved November 14, 2013.

cbslocal.com

sanfrancisco.cbslocal.com

"CBS News article". January 31, 2011. Retrieved March 2, 2011.

census.gov

"Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2023". United States Census Bureau. Retrieved March 26, 2024.
"Census of Population and Housing from 1790-2000". US Census Bureau. Retrieved January 24, 2022.
Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Archived from the original on September 24, 2015. Retrieved September 24, 2015.
"Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Archived (PDF) from the original on December 18, 2014. Retrieved September 24, 2015.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B02001. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 26, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B03003. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 26, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19301. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19013. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19113. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B01003. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
"Demographic Profile Bay Area Census". Archived from the original on December 27, 1996.
"U.S. Census website". United States Census Bureau. Archived from the original on December 27, 1996. Retrieved May 14, 2011.
"2020 U.S. Census website". United States Census Bureau. Archived from the original on May 29, 2023. Retrieved July 2, 2023.

data.census.gov

www2.census.gov

"Population of the United States in 1860: California", United States census, 1860; page 22,. Retrieved on June 17, 2021.
"2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on September 25, 2015. Retrieved September 24, 2015.
"2010 Census P.L. 94-171 Summary File Data". United States Census Bureau.

factfinder.census.gov

"Contra Costa County, California - Fact Sheet - American FactFinder". Factfinder.census.gov. Archived from the original on February 10, 2020. Retrieved September 22, 2012.

cocovote.us

Contra Costa County Elections Division. [1] Archived November 30, 2016, at the Wayback Machine. Retrieved November 29, 2016.

concordreuseproject.org

"Concord Community Reuse Project | About". Archived from the original on February 13, 2017. Retrieved November 30, 2016.

contra-costa.ca.us

co.contra-costa.ca.us

"Contra Costa County, California Official Website". Archived from the original on June 18, 2018. Retrieved January 24, 2009.
"Contra Costa County, California Official Website - Visiting". Archived from the original on February 27, 2009. Retrieved January 24, 2009.
"Planning Framework". Contra Costa County. July 2010. Retrieved April 22, 2019.

contracostatimes.com

"CCTimes article". February 5, 2012. Archived from the original on September 4, 2015. Retrieved February 5, 2012.

counties.org

"Chronology". California State Association of Counties. Archived from the original on January 29, 2016. Retrieved February 6, 2015.

eastbaytimes.com

"Highway 4 commute pegged as one of nation's worst". May 23, 2012.
"Long-sought highway would connect East Contra Costa to the south". January 19, 2022.

ebmud.com

"San Pablo Recreation Area". Archived from the original on January 4, 2006.

ebparks.org

"Point Pinole". Archived from the original on June 9, 2007.
"East Bay Regional Parks | Embrace Life!". Ebparks.org. Archived from the original on October 19, 2004. Retrieved September 22, 2012.
"Briones Regional Park". Ebparks.org. Archived from the original on October 11, 2004. Retrieved September 22, 2012.
"Diablo Foothills Regional Park". Ebparks.org. September 27, 2012. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Las Trampas Regional Wilderness". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Iron Horse Regional Trail". Ebparks.org. October 17, 2012. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"California Riding and Hiking Trail". Ebparks.org. Archived from the original on March 21, 2018. Retrieved November 22, 2012.
"Contra Costa Canal Trail". Ebparks.org. September 13, 2012. Archived from the original on November 22, 2012. Retrieved November 22, 2012.
"Delta de Anza Regional Trail". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Briones to Mt. Diablo Regional Trail". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Lafayette-Moraga Regional Trail". Ebparks.org. Archived from the original on December 8, 2012. Retrieved November 22, 2012.

fbi.gov

ucr.fbi.gov

United States Department of Justice, Federal Bureau of Investigation. Crime in the United States, 2019, Table 8 (California) Archived October 19, 2020, at the Wayback Machine. Retrieved January 3, 2021.

johnmarshhouse.com

"The John Marsh House". Archived from the original on October 18, 2005.

lamorindaweekly.com

Berkowitz, Dovber (October 21, 2015). "Where Does the Soul Go After It Departs This World?".

museumsrv.org

"Museum of the San Ramon Valley". museumsrv.org. Archived from the original on August 8, 2019. Retrieved November 22, 2012.

naco.org

"Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.

peakbagger.com

"Mount Diablo". Peakbagger.com. Archived from the original on May 2, 2015. Retrieved February 6, 2015.

reuters.com

"San Francisco counties to order three-week 'shelter in place' - San Francisco Chronicle". Reuters. March 16, 2020. Retrieved March 16, 2020.

sfgate.com

Hall, Carl (August 25, 2005) "East Bay Newspaper Chain Sold" Archived April 6, 2012, at the Wayback Machine, S.F. Chronicle. Retrieved August 16, 2007.

sierraclub.org

chinn, harvey. "The Martinez Adobe - John Muir National Historic Site - John Muir Exhibit (John Muir Education Project, Sierra Club California)". Archived from the original on June 2, 2014. Retrieved June 1, 2014.

thearda.com

"County Membership Reports". thearda.com. Archived from the original on May 11, 2011. Retrieved August 22, 2011.
"County Membership Reports". thearda.com. Archived from the original on May 11, 2011. Retrieved August 22, 2010.

uselectionatlas.org

Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Archived from the original on November 17, 2013. Retrieved August 31, 2018.

virginia.edu

mapserver.lib.virginia.edu

"Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved September 24, 2015.

walnut-creek.ca.us

ci.walnut-creek.ca.us

"" Welcome to City of WALNUT CREEK California "". Archived from the original on June 6, 2008.
"Howe Homestead Park". Archived from the original on March 12, 2005.
"Shell Ridge Open Space". Archived from the original on December 3, 2005.
"Lime Ridge Open Space". Archived from the original on September 27, 2005.
"Sugarloaf Open Space Recreation Area". Archived from the original on August 18, 2005.
"Acalanes Ridge Open Space". Archived from the original on December 11, 2005.

web.archive.org

"Chronology". California State Association of Counties. Archived from the original on January 29, 2016. Retrieved February 6, 2015.
"Mount Diablo". Peakbagger.com. Archived from the original on May 2, 2015. Retrieved February 6, 2015.
"Contra Costa County, California Official Website". Archived from the original on June 18, 2018. Retrieved January 24, 2009.
"Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
"Contra Costa County, California Official Website - Visiting". Archived from the original on February 27, 2009. Retrieved January 24, 2009.
"Contra Costa County Mexican Land Grants". Lib.berkeley.edu. June 16, 2003. Archived from the original on November 24, 2009. Retrieved September 22, 2012.
"Point Pinole". Archived from the original on June 9, 2007.
"East Bay Regional Parks | Embrace Life!". Ebparks.org. Archived from the original on October 19, 2004. Retrieved September 22, 2012.
"2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on September 25, 2015. Retrieved September 24, 2015.
"Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved September 24, 2015.
Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Archived from the original on September 24, 2015. Retrieved September 24, 2015.
"Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Archived (PDF) from the original on December 18, 2014. Retrieved September 24, 2015.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B02001. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 26, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B03003. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 26, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19301. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19013. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B19113. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
U.S. Census Bureau. American Community Survey, 2011 American Community Survey 5-Year Estimates, Table B01003. U.S. Census website Archived December 27, 1996, at the Wayback Machine . Retrieved October 21, 2013.
"Demographic Profile Bay Area Census". Archived from the original on December 27, 1996.
"U.S. Census website". United States Census Bureau. Archived from the original on December 27, 1996. Retrieved May 14, 2011.
"County Membership Reports". thearda.com. Archived from the original on May 11, 2011. Retrieved August 22, 2011.
"County Membership Reports". thearda.com. Archived from the original on May 11, 2011. Retrieved August 22, 2010.
Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Archived from the original on November 17, 2013. Retrieved August 31, 2018.
"Counties by County and by District". California Citizens Redistricting Commission. Archived from the original on September 30, 2013. Retrieved September 24, 2014.
Contra Costa County Elections Division. [1] Archived November 30, 2016, at the Wayback Machine. Retrieved November 29, 2016.
"Table 11: Crimes – 2009" (PDF). Office of the Attorney General, Department of Justice, State of California. Archived from the original (PDF) on December 2, 2013. Retrieved November 14, 2013.
United States Department of Justice, Federal Bureau of Investigation. Crime in the United States, 2019, Table 8 (California) Archived October 19, 2020, at the Wayback Machine. Retrieved January 3, 2021.
"CCTimes article". February 5, 2012. Archived from the original on September 4, 2015. Retrieved February 5, 2012.
David Banister (December 16, 2003). Transport and Urban Development. Routledge. p. 145. ISBN 978-1-135-81992-7. Archived from the original on July 28, 2020. Retrieved August 29, 2019.
"Concord Community Reuse Project | About". Archived from the original on February 13, 2017. Retrieved November 30, 2016.
Hall, Carl (August 25, 2005) "East Bay Newspaper Chain Sold" Archived April 6, 2012, at the Wayback Machine, S.F. Chronicle. Retrieved August 16, 2007.
"blackhawkmuseum.org". blackhawkmuseum.org. November 17, 2012. Archived from the original on September 28, 2007. Retrieved November 22, 2012.
"The John Marsh House". Archived from the original on October 18, 2005.
chinn, harvey. "The Martinez Adobe - John Muir National Historic Site - John Muir Exhibit (John Muir Education Project, Sierra Club California)". Archived from the original on June 2, 2014. Retrieved June 1, 2014.
"Museum of the San Ramon Valley". museumsrv.org. Archived from the original on August 8, 2019. Retrieved November 22, 2012.
"" Welcome to City of WALNUT CREEK California "". Archived from the original on June 6, 2008.
"Briones Regional Park". Ebparks.org. Archived from the original on October 11, 2004. Retrieved September 22, 2012.
"Diablo Foothills Regional Park". Ebparks.org. September 27, 2012. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Howe Homestead Park". Archived from the original on March 12, 2005.
"Las Trampas Regional Wilderness". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Shell Ridge Open Space". Archived from the original on December 3, 2005.
"Lime Ridge Open Space". Archived from the original on September 27, 2005.
"San Pablo Recreation Area". Archived from the original on January 4, 2006.
"Sugarloaf Open Space Recreation Area". Archived from the original on August 18, 2005.
"Acalanes Ridge Open Space". Archived from the original on December 11, 2005.
"Iron Horse Regional Trail". Ebparks.org. October 17, 2012. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"California Riding and Hiking Trail". Ebparks.org. Archived from the original on March 21, 2018. Retrieved November 22, 2012.
"Contra Costa Canal Trail". Ebparks.org. September 13, 2012. Archived from the original on November 22, 2012. Retrieved November 22, 2012.
"Delta de Anza Regional Trail". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Briones to Mt. Diablo Regional Trail". Ebparks.org. Archived from the original on November 12, 2012. Retrieved November 22, 2012.
"Lafayette-Moraga Regional Trail". Ebparks.org. Archived from the original on December 8, 2012. Retrieved November 22, 2012.
Purcell, Mae Fisher. History of Contra Costa County Archived July 28, 2020, at the Wayback Machine, p. 309 (1940)
"2020 U.S. Census website". United States Census Bureau. Archived from the original on May 29, 2023. Retrieved July 2, 2023.