Iowa County, Wisconsin

Founding: 1830
Parent county: Crawford
Namesake: The Iowa tribe
Seat: Mineral Point (1830–)
Land area: 763 square miles
Population (2020): 23,709
Population (historic): 3,978 (1840); 18,967 (1860); 23,628 (1880); 23,114 (1900); 20,039 (1930)
Periods of population growth: pre-1840–1870; 1890s; 1930s; 1950s; 1970–2020
Subdivisions: Two cities; nine villages; one CDP; 14 towns
National Register listings: 40
Pre-1940 residences (estimated): 2,915 (26.6%)
Pre-1940 housing survival rate: 64%
Pre-1860 housing survival rate (1940): 9.2%

Farm housing in disrepair (1950): 4.8%

Nonfarm housing in disrepair (1950): 6.2%

Average farmhouse value (1930): $2,051
Average outbuilding value (1930): $2,677

Average farmhouse size (1940): 6.7 rooms

Number of farms (1920): 2,527
Average farm size (1920): 100.7 acres
Sources of settlement: England, Ireland, Wales, Norway, Germany, and New York
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Dodgeville

 
Namesake: Henry Dodge, Wisconsin politician
Founding: 1827 (founding); 1831 (post office)
Population (2020): 4,984
Population (historic): 1,222 (1860); 1,547 (1880); 1,865 (1900); 1,937 (1930)
Periods of population growth: pre-1860–1900; 1910–2020
Pre-1940 residences (estimated): 277 (12.7%)
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Outstanding Buildings

1. *William Brisbane House (1868). Reimann Road, south of US Highway 14. Arena.
2. *Evan Evans House (1877). 4104 Ihm–Harris Road. Brigham. Italianate.
3. *Evan Jones House (1882). 2980 Road K. Brigham. Italianate.
4. *William Jones Farm (1878). 3120 Road K. Brigham. Italianate.
5. *John Theobald Farm (c. 1890). 2725 Road T. Brigham. Eastlake.
6. *Hocking House (1878). 1121 Professional Drive. Dodgeville. Italianate.
7. *Carmel Church (1884). 240 Sand Hill Road. Mifflin. Gothic Revival.
8. *James Spensley Farm (c. 1855). 1126 Road QQ. Mineral Point. Italianate.
9. *George Frank Farm (c. 1860). 307 State Route 80. Pulaski. Greek Revival. Razed.
10. *John Little Farm (c. 1859). 6618 State Route 39. Waldwick. Italianate.