Sangamon County is a county located in the state of Illinois. According to the 2010 census, it had a
population of 197,465. Sangamon County was
created on January 30, 1821. The county
seat is Springfield, the state capital. The county is
named for the Sangamon River, Native American name of
Sangamon meaning "the land of plenty to eat."
Sangamon County is included in the Springfield, IL Metropolitan Statistical Area.
The county is named for the Sangamon River, Native American name of Sangamon meaning "the land of plenty to eat."
County QuickFacts: CensusBureau Quick Facts
Sangamon County was created on January 30, 1821 (Laws, 1821, p. 45) and was formed from Bond and Madison Counties.
Present area, or parts of it, formerly included in: Bond County (1817-1821), Madison County (1812-1821), St. Clair
County (1790-1812) and Knox, Northwest Territory (1790-1801).
The County was named for the Sangamon River which flows through the county which derived its name from the Pottawatomie
Indian word Sain-guee-mon or Sangamon, meaning literally "where there is plenty to eat" or what
we would call the "land of milk and honey." The County Seat is Springfield . Prior County Seats was
Springfield- Temporary designation (1821-1825) and Springfield- Permanent designation (1825-Present).
As reported by the Census Bureau, the county has a total area of 877 square miles (2,271 km2), of which, 868 square miles (2,249 km2) of it is land and 9 square miles (23 km2) of it (1.01%) is water.
Sangamon county is located close to the center of Illinois. Sangchris
Lake State Recreation Area is located in this county.
Bordering counties are as follows: