Carroll County, MD

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.

Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 68.