Warren County, Illinois

Warren County Education, Geography, and History

Warren County is a county located in the state of Illinois. According to the 2010 census, it had a population of 17,707. Warren County was created on January 13, 1825. The county seat is Monmouth. The county is named for General Joseph Warren (1741-1775), played a role in American Patriot movements, a prominent early fatality in the American Revolutionary War.      

Etymology - Origin of Warren County Name

The county is named for General Joseph Warren, pioneer physician and revolutionary soldier killed at Bunker Hill.

Demographics:

County QuickFacts: CensusBureau Quick Facts

Warren County History

Warren County was created on January 13, 1825 (Laws, 1825, p. 93) and was formed from unorganized land (Pike County). County organization was completed in July, 1830. Present area, or parts of it, formerly included in: Attached to Peoria County [Laws, 1826, p. 76-77] (1826-1830), Attached to Schuyler County [Laws, 1825, p. 95] (1825-1826), Pike County (1812-1825), Madison County (1812-1821) and St. Clair County (1795-1812).

The County was named for Joseph Warren, a physician and soldier who served at Lexington, a Major General of the Massachusetts militia. He was killed at the battle of Bunker Hill. The County Seat is Monmouth . Prior County Seats was House of Alexis Phelps, at Lower Yellow Banks, now Oquawka- Temporary designation (1830-1831) and Monmouth (1831-Present).

Geography: Land and Water

As reported by the Census Bureau, the county has a total area of 543 square miles (1,407 km²), of which, 543 square miles (1,405 km²) of it is land and 1 square miles (2 km²) of it (0.12%) is water.

Warren county is located in northwest Illinois.

Neighboring Counties

Bordering counties are as follows:

• Northeast: Knox County
• Southeast: Fulton County
• South: McDonough County
• West: Henderson County
• Northwest: Mercer County

Education

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