Nodaway County, Missouri

Founding: 1845 (declared in 1843)
Parent county: Unorganized territory

Namesake: The Nodaway River
Seat: Maryville (1845–)

Land area: 877 square miles

Population (2020): 21,241

Population (historic): 2,318 (1850); 14,751 (1870); 30,914 (1890); 28,833 (1910); 26,371 (1930)

Periods of population growth: pre-1850–1900; 1960s; 1980–2010

Subdivisions: 12 cities; three villages; one CDP; 15 townships

Pre-1940 residences (estimated): 2,065 (21.2%)
Pre-1940 housing survival rate: 32.8%
Pre-1860 housing survival rate (1940): 3.4%

Farm housing in disrepair (1950): 9.2%

Nonfarm housing in disrepair (1950): 5.6%

Average farmhouse value (1930): $1,686
Average outbuilding value (1930): $1,508
Average farmhouse size (1940): 5.8 rooms
Number of farms (1920): 3,657
Average farm size (1920): 137.5 acres
Sources of settlement: Illinois, Ohio, Pennsylvania, Iowa, Indiana, Wisconsin, Kentucky, and Virginia
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Maryville

Namesake: Mary Graham, wife of the city's founder

Founding: 1845 (platting); 1846 (post office); 1856 (incorporation)

Population (2020): 10,633

Population (historic): 427 (1860); 3,485 (1880); 4,577 (1900); 5,217 (1930)

Periods of population growth: pre-1860–1910; 1920–1970; 1980s; 2000s
Pre-1940 residences (estimated): 730 (14.5%)
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Outstanding Buildings

1. Conception Abbey (1881). 37174 Road VV. Jefferson. Romanesque.
2. Alfred Martin Farm (1887). 37688 360th Road. Washington. Italianate. Razed.

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