Gazetteer/Almanac
Fanning's Illustrated Gazetteer of the United States... (New York: Phelps, Fanning & Co., 1853), 68.
CARROLL COUNTY, situated on the north boundary of Maryland, on the northwest side of Patapsco river. Area, 500 square miles. Seat of justice, Westminster. Pop. in 1840, 17,241; in 1850, 20,616.