Census 2000. (April 2001). Charles County Demographic 5(2), p. 1. Retrieved July 21, 2007 (Adobe Acrobat Reader required for viewing).
charlescountymd.gov
"Municipalities & Population Centers - Port Tobacco". Charles County Government. Archived from the original on January 11, 2014. Retrieved January 11, 2014. "Today just 13 residents live within the incorporated borders of Port Tobacco Village, but the many surrounding neighborhoods add to this community known for its rich heritage and historical significance."
"Municipalities & Population Centers - Port Tobacco". Charles County Government. Archived from the original on January 11, 2014. Retrieved January 11, 2014. "Today just 13 residents live within the incorporated borders of Port Tobacco Village, but the many surrounding neighborhoods add to this community known for its rich heritage and historical significance."
"Port Tobacco". Maryland Municipal League. Archived from the original on September 27, 2007. Retrieved October 4, 2007.