Washington County, MD

WASHINGTON COUNTY, situated on the north boundary of Maryland, with Potomac river on the southwest.  Area, 440 square miles.  Face of the country broken and mountainous; soil, where alluvial, fertile.  Seat of justice, Hagerstown.  Pop. in 1810, 18,730; in 1820, 23,075; in 1830, 25,268; in 1840, 28,850; in 1850, 30,848.

Fanning's Illustrated Gazetteer of the United States... (New York: Phelps, Fanning & Co., 1853), 376.