Kendall County, Illinois

Kendall County
Kendall County
County
	Kendall County Courthouse
	Location within the U.S. state of Illinois
	Illinois's location within the U.S.
	Coordinates: 41°35′N 88°26′W / 41.59°N 88.43°W
Country	United States
State	Illinois
Founded	1841
Named for	Amos Kendall
Seat	Yorkville
Largest village	Oswego
Area
• Total	322 sq mi (830 km2)
• Land	320 sq mi (800 km2)
• Water	2.0 sq mi (5 km2) 0.61%
Population (2020)
• Total	131,869
• Density	412/sq mi (159/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	14th
Website	www.co.kendall.il.us

Kendall County is a county in the U.S. state of Illinois, within the Chicago metropolitan area. According to the 2020 census, it has a population of 131,869.^[1] Its county seat is Yorkville,^[2] and its most populous municipality is Oswego.

Kendall County is part of the Chicago metropolitan area and was the fastest-growing county in the United States between 2000 and 2010.^[3]

^ "U.S. Census Bureau QuickFacts: Kendall County, Illinois". www.census.gov. Retrieved August 29, 2021.
^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
^ "Population Distribution and Change: 2000 to 2010" (PDF). United States Census Bureau. March 2011. p. 9. Archived (PDF) from the original on February 28, 2017. Retrieved March 26, 2011.