Ashtabula County, Ohio
Founding: 1811 (declared in 1808) Parent counties: Geauga and Trumbull Namesake: The Ashtabula River Seat: Jefferson (1811–) Land area: 702 square miles Population (2020): 97,574 Population (historic): 7,382 (1820); 31,814 (1860); 37,139 (1880); 51,448 (1900); 68,631 (1930) Periods of population growth: pre-1820–1980; 1990s Subdivisions: Three cities; seven villages; two CDPs; 27 townships Pre-1940 residences (estimated): 14,383 (31.3%) Pre-1940 housing survival rate: 62.5% Pre-1860 housing survival rate (1940): 37.7% Farm housing in disrepair (1950): 15.4% Nonfarm housing in disrepair (1950): 5% Average farmhouse value (1930): $1,762 Average outbuilding value (1930): $1,431 Average farmhouse size (1940): 7 rooms Number of farms (1920): 4,801 Average farm size (1920): 52.6 acres Sources of settlement: New York, Pennsylvania, Connecticut, Massachusetts, ...