Irwin County, Georgia (Fanning's, 1853)
Gazetteer/Almanac
IRWIN COUNTY, situated in the southerly part of Georgia, with Ocmulgee river on the northeast. Area, 2,079 square miles. Face of the country, generally level. Seat of justice, Irwinville. Pop. in 1820, 411; in 1830, 1,180; in 1840, 2,038; in 1850, 3,334.
Fanning's Illustrated Gazetteer of the United States.... (New York: Phelps, Fanning & Co., 1853), 169.