Sanders County, Montana
Founding: 1905 Parent county: Missoula Namesake: Wilbur Sanders, Montana senator Seat: Thompson Falls (1905–) Land area: 2,761 square miles Population (2020): 12,400 Population (historic): 3,713 (1910); 4,903 (1920); 5,692 (1930) Periods of population growth: pre-1910–1940; 1960–1980; 1990–2020 Subdivisions: Two cities; one town; 10 CDPs Pre-1940 residences (estimated): 720 (10.6%) Pre-1940 housing survival rate: 30.6% Farm housing in disrepair (1950): 16.7% Nonfarm housing in disrepair (1950): 15% Average farmhouse value (1930): $779 Average outbuilding value (1930): $636 Average farmhouse size (1940): 3.8 rooms Number of farms (1920): 667 Average farm size (1920): 63.6 acres _________________________________________________________________________________ Thompson Falls Namesake: David Thompson, British fur trader Founding: 1882 (post office); 1885 (pla...