Warren County, Illinois

Warren County is located in Illinois. About 17,527 people live here. Between 2010 and 2020, the population declined from 17,707 to 16,835. The region is divided into 4 Municipalities. The region was founded in 1825. The name originates from Joseph Warren (American doctor) Warren County is county in Illinois, United States. More information at www.warrencountyil.com.

Photos from Warren County

Iss030 E 69627 View Of Earth View of Earth taken during ISS Expedition 30. Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss030 E 56635 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss030 E 56634 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss030 E 51814 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Iss030 E 51815 View Of Earth Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center, public domain

Wikimedia Commons

Named after	Joseph Warren
Year built	1825
Area	543
Located in	Illinois
Country	United States
Population	16835
Native name	Warren County

Warren County, Illinois

Warren County – Facts

Population17.527

Websitehttps://warrencountyil.gov/

County seatMonmouth

Descriptioncounty in Illinois, United States

Population 201317.726

Population 201517.527

Population 202016.835

Subregions4

Data source: Wikidata

Public transit map Warren County Legend

	Railway
	Bus
	Tram

Bicycle map Warren County Legend

	Bike path
	Bike lane on roadway
	Cycling allowed on bus lane
	Bicycle street
	Open to cyclists
	Open to cyclists, good path
	Cycling prohibited
	Cobblestone

	Long-distance bike route	(depending on scale)
	Long-distance bike route	(depending on scale)

Pedestrian map Warren County Legend

Path

	Long-distance hiking trail	(depending on scale)
	Long-distance hiking trail	(depending on scale)
	Pedestrians prohibited

Warren County	Kirkwood
	Little York
	Monmouth
	Roseville