Franklin County, Indiana

Founding: 1811
Parent counties: Clark and Dearborn

Namesake: Benjamin Franklin, Founding Father
Seat: Brookville (1811–)

Land area: 384 square miles

Population (2020): 22,785

Population (historic): 10,763 (1820); 17,968 (1850); 20,223 (1870); 16,388 (1900); 14,498 (1930)

Periods of population growth: pre-1820; 1830–1870; 1940–1960; 1970s; 1990–2010

Subdivisions: One city; five towns; three CDPs; 13 townships

Pre-1940 residences (estimated): 2,295 (23.7%)
Pre-1940 housing survival rate: 53%
Pre-1860 housing survival rate (1940): 18.5%

Farm housing in disrepair (1950): 15.5%

Nonfarm housing in disrepair (1950): 10.3%

Average farmhouse value (1930): $1,222
Average outbuilding value (1930): $1,126

Average farmhouse size (1940): 5.6 rooms
Number of farms (1920): 2,067
Average farm size (1920): 76.5 acres
Sources of settlement: Germany, Ohio, Virginia, Pennsylvania, Kentucky, New Jersey, and New York

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Brookville

Namesake: The name of a local resident

Founding: 1808 (platting as Brooksville); 1816 (post office); 1839 (incorporation)

Population (2020): 2,622

Population (historic): 1,177 (1850); 1,813 (1880); 2,037 (1900); 2,148 (1930)

Periods of population growth: pre-1850–1920; 1930–1980; 1990s; 2010s
Pre-1940 residences (estimated): 398 (30.8%)

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