Powder River County, Montana

Founding: 1919
Parent county: Custer
Namesake: The Powder River
Seat: Broadus (1920–)
Land area: 3,297 square miles
Population (2020): 1,694
Population (historic): 3,357 (1920); 3,909 (1930); 3,159 (1940)
Periods of population growth: pre-1920–1930; 1960s
Subdivisions: One town; one CDP
National Register listings: Two
Pre-1940 residences (estimated): 117 (11.3%)
Pre-1940 housing survival rate: 14.3%

Farm housing in disrepair (1950): 17.8%

Nonfarm housing in disrepair (1950): 14.6%

Average farmhouse value (1930): $620
Average outbuilding value (1930): $522

Average farmhouse size (1940): 3.1 rooms

Number of farms (1920): 833
Average farm size (1920): 90.3 acres
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Broadus

 
Namesake: Uncertain—likely a local resident
Founding: 1900 (post office)
Population (2020): 456
Population (historic): 517 (1950); 628 (1960)
Periods of population growth: pre-1950–1970
Pre-1940 residences (estimated): 52 (18%)
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Outstanding Buildings

1. *Cross Ranch / Spencer Biddle Log House (1893). Ranch Creek Road, east of Biddle.