Sierra County, California
Founding: 1852 Parent county: Yuba Namesake: The Sierra Nevada Seat: Downieville (1852–) Land area: 953 square miles Population (2020): 3,236 Population (historic): 11,387 (1860); 6,623 (1880); 4,017 (1900); 2,422 (1930) Periods of population growth: pre-1860; 1870s; 1900s; 1920–1940; 1960–2000 Subdivisions: One city; ten CDPs Pre-1940 residences (estimated): 505 (21.1%) Pre-1940 housing survival rate: 45.1% Farm housing in disrepair (1950): 21.8% Nonfarm housing in disrepair (1950): 18.3% Average farmhouse value (1930): $1,344 Average outbuilding value (1930): $2,323 Average farmhouse size (1940): 5.2 rooms Number of farms (1920): 77 Average farm size (1920): 280.6 acres _________________________________________________________________________________ Downieville Namesake: 1849 (founding); 1852 (post office) Founding: William Downie, S...