Fanning's Illustrated Gazetteer of the United States... (New York: Phelps, Fanning & Co., 1853), 32.
BALTIMORE COUNTY, situated in the northerly part of Maryland, on the north side of Patapsco river, and the westerly side of Chesapeake bay. Length, about 30 miles; mean breadth, 25, with an area of 750 square miles. The face of the country is agreeably diversified by hill and dale, abundantly wooded and watered, and generally well cultuvated, tha soil being good for grazing, orchards, and the production of grain. Courts are held at Baltimore. Pop., in 1820, exclusive of that of the city and its precincts, 33,352; in 1830, including that of Baltimore, 120,870; in 1840, 134,379; in 1850, 203,928.