Kendall County, Illinois
Founding: 1841 Parent counties: Kane and LaSalle Namesake: Amos Kendall, U.S. postmaster general Seat: Oswego (1841–1859); Yorkville (1859–) Land area: 320 square miles Population (2020): 131,869 Population (historic): 7,730 (1850); 12,399 (1870); 11,467 (1900); 10,555 (1930) Periods of population growth: pre-1850–1860; 1870s; 1920–2020 Subdivisions: Two cities; seven villages; one CDP; nine townships Pre-1940 residences (estimated): 2,124 (5.1%) Pre-1940 housing survival rate: 66.1% Pre-1860 housing survival rate (1940): 15.5% Farm housing in disrepair (1950): 2.5% Nonfarm housing in disrepair (1950): 3.7% Average farmhouse value (1930): $2,962 Average outbuilding value (1930): $3,454 Average farmhouse size (1940): 7.7 rooms Number of farms (1920): 1,210 Average farm size (1920): 143.7 acres Sources of settlement: New York, Norway, Germany, an...