Franklin County, Iowa

Founding: 1856 (declared in 1851)
Parent county: Unorganized territory
Namesake: Benjamin Franklin, Founding Father
Seat: Hampton (1856–)
Land area: 582 square miles
Population (2020): 10,019
Population (historic): 1,309 (1860); 10,249 (1880); 14,996 (1900); 16,382 (1930)
Periods of population growth: pre-1860–1900; 1910–1930
Subdivisions: Ten cities; two CDPs; 16 townships
National Register listings: 12
Pre-1940 residences (estimated): 1,875 (38.6%)
Pre-1940 housing survival rate: 48.4%

Farm housing in disrepair (1950): 2.9%

Nonfarm housing in disrepair (1950): 6.4%

Average farmhouse value (1930): $2,240
Average outbuilding value (1930): $3,082
Average farmhouse size (1940): 6.9 rooms
Number of farms (1920): 2,040
Average farm size (1920): 150 acres
Sources of settlement: Illinois, Wisconsin, Iowa, New York, Germany, and Denmark
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Hampton

 
Namesake: Unknown
Founding: 1856 (platting); 1857 (post office); 1871 (incorporation)
Population (2020): 4,461
Population (historic): 588 (1870); 2,067 (1890); 2,617 (1910); 3,473 (1930)
Periods of population growth: 1856–1900; 1910–1960; 1970s; 1990–2010
Pre-1940 residences (estimated): 591 (30.2%)
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Outstanding Buildings

1. *Oscar Harriman Farm (1881). 26 10th Street. Mott. Italianate/Eastlake.
2. *Maysville School (1867). 1623 95th Road. Reeve.
3. *Leander Reeve House (1854). 1801 105th Road. Reeve.