Monroe County, Michigan

Founding: 1817
Parent county: Wayne

Namesake: James Monroe, U.S. president
Seat: Monroe (1817–)

Land area: 549 square miles

Population (2020): 154,809

Population (historic): 3,187 (1830); 14,698 (1850); 27,483 (1870); 32,754 (1900); 52,485 (1930)

Periods of population growth: pre-1830–1880; 1890–1980; 1990–2020

Subdivisions: Four cities; five villages; seven CDPs; 15 townships

National Register listings: 20

Pre-1940 residences (estimated): 10,103 (15.9%)
Pre-1940 housing survival rate: 63.6%
Pre-1860 housing survival rate (1940): 20.9%

Farm housing in disrepair (1950): 5.7%

Nonfarm housing in disrepair (1950): 6.2%
Average farmhouse value (1930): $2,207
Average outbuilding value (1930): $1,777

Average farmhouse size (1940): 6.8 rooms
Number of farms (1920): 4,108
Average farm size (1920): 66.1 acres
Sources of settlement: New York, Germany, Ohio, Canada, France, and Pennsylvania
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Monroe

Namesake: James Monroe, U.S. president

Founding: 1817 (platting); 1824 (post office); 1837 (incorporation)

Population (2020): 20,462

Population (historic): 1,703 (1840); 3,892 (1860); 4,930 (1880); 5,043 (1900); 18,110 (1930)

Periods of population growth: 1817–1870; 1880s; 1900–1970
Pre-1940 residences (estimated): 2,854 (32.3%)
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Outstanding Buildings

1. Addison Dunbar House (c. 1855). 10042 Jackman Road. Bedford.
2. Austin Chapman Farm (c. 1880). 10995 North Dixie Highway. Berlin. Second Empire.
3. *St. Charles Borromeo Catholic Church (1882–1886). 8175 Swan Creek Road. Berlin. Gothic Revival.
4. Horace Wilkinson House (c. 1880). 1160 Lloyd Road. Dundee. Second Empire.
5. *Navarre–Anderson Trading Post (1789). 3775 North Custer Road. Frenchtown. Relocated.
6. *Edward Loranger Farm (c. 1825). 7211 South Stony Creek Road. Frenchtown. Greek Revival.
7. *Peter Seitz House (1856). 8941 North Custer Road. Raisinville.