Knox County, Illinois

Knox County
Knox County Courthouse
Map of Illinois highlighting Knox County
Location within the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location within the U.S.
Coordinates: 40°56′N 90°13′W / 40.93°N 90.21°W / 40.93; -90.21
Country United States
State Illinois
Founded1825
Named forHenry Knox
SeatGalesburg
Largest cityGalesburg
Government
 • Board ChairmanJared Hawkinson
Area
 • Total720 sq mi (1,900 km2)
 • Land716 sq mi (1,850 km2)
 • Water3.4 sq mi (9 km2)  0.5%
Population
 (2020)
 • Total49,967
 • Density69/sq mi (27/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district17th
Websitewww.knoxcountyil.com

Knox County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 49,967.[1] Its county seat is Galesburg.[2]

Knox County comprises the Galesburg, IL Micropolitan Statistical Area.

  1. ^ "State & County QuickFacts". United States Census Bureau. Archived from the original on June 6, 2011. Retrieved July 6, 2014.
  2. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.