Morgan County, Indiana

Founding: 1822
Parent county: Unorganized territory

Namesake: Daniel Morgan, Virginia politician and soldier
Seat: Martinsville (1822–)

Land area: 404 square miles

Population (2020): 71,780

Population (historic): 5,593 (1830); 14,576 (1850); 17,528 (1870); 20,457 (1900); 19,424 (1930)

Periods of population growth: pre-1830–1880; 1890–1910; 1930–2020

Subdivisions: One city; six towns; one CDP; 14 townships

National Register listings: 30

Pre-1940 residences (estimated): 3,108 (11%)
Pre-1940 housing survival rate: 69.4%
Pre-1860 housing survival rate (1940): 6.3%

Farm housing in disrepair (1950): 9.3%

Nonfarm housing in disrepair (1950): 16.6%
Average farmhouse value (1930): $1,013
Average outbuilding value (1930): $908
Average farmhouse size (1940): 5.1 rooms
Number of farms (1920): 2,492
Average farm size (1920): 65.3 acres
Sources of settlement: Kentucky, North Carolina, Ohio, and Virginia
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Martinsville

Namesake: John Martin, early resident

Founding: 1822 (platting); 1823 (post office)

Population (2020): 12,309

Population (historic): 334 (1850); 1,131 (1870); 2,680 (1890); 4,529 (1910); 4,962 (1930)

Periods of population growth: pre-1850–2020
Pre-1940 residences (estimated): 1,321 (26.6%)
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Outstanding Buildings

1. George Thompson House (c. 1860). 997 State Route 42. Brown. Gothic Revival.
2. Macy Farm (c. 1875). 2079 State Route 42. Brown. Italianate.
3. *Franklin Landers House (1862). 2430 Old State Route 67. Clay. Italianate.
4. *Bradford House (1912). 5040 State Route 67. Clay. Prairie.
5. Musgrave House (c. 1875). 6015 Maple Grove Road. Green. Gothic Revival.
6. Reuben Aldrich House (c. 1875). 7020 Old State Route 37. Harrison. Italianate.
7. Kelso House (c. 1875). 3168 County Line Road. Jackson. Italianate.
8. Harvey Coleman House (c. 1850). 460 Grant Street. Jackson. Greek Revival.
9. Landers Farm (c. 1865). 13080 Mann Road. Madison. Gothic Revival. Razed.