Modoc County, California
Founding: 1874 Parent county: Siskiyou Namesake: The Modoc people Seat: Alturas (1874–) Land area: 3,918 square miles Population (2020): 8,700 Population (historic): 4,399 (1880); 5,076 (1900); 8,038 (1930) Periods of population growth: pre-1880–1910; 1920–1950; 1970–1990; 2000s Subdivisions: One city; 12 CDPs Pre-1940 residences (estimated): 1,039 (19.7%) Pre-1940 housing survival rate: 31.1% Farm housing in disrepair (1950): 12.8% Nonfarm housing in disrepair (1950): 8.6% Average farmhouse value (1930): $1,696 Average outbuilding value (1930): $1,388 Average farmhouse size (1940): 5.1 rooms Number of farms (1920): 743 Average farm size (1920): 226.4 acres _________________________________________________________________________________ Alturas Namesake: The Spanish word alturas ("the heights") Founding: pre-1871 (founding as Dor...