Monmouth, Illinois

Monmouth
City
Patton Block Building in Monmouth
Nickname: 
The Maple City
Motto: 
Make it Monmouth!
Location of Monmouth in Warren County, Illinois.
Location of Illinois in the United States
Coordinates: 40°54′50″N 90°38′33″W / 40.91389°N 90.64250°W / 40.91389; -90.64250
CountryUnited States
StateIllinois
CountyWarren
TownshipMonmouth
Area
  Total
4.26 sq mi (11.04 km2)
  Land4.24 sq mi (10.99 km2)
  Water0.02 sq mi (0.05 km2)
Elevation
751 ft (229 m)
Population
 (2020)
  Total
8,902
  Density2,098.54/sq mi (810.31/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP Code(s)
61462
Area code309
FIPS code17-50010
GNIS feature ID2395371
Wikimedia CommonsMonmouth, Illinois
Websitecityofmonmouth.com

Monmouth is a city in and the county seat of Warren County, Illinois, United States. The population was 8,902 at the 2020 census, down from 9,444 in 2010. It is the home of Monmouth College and contains Monmouth Park, Harmon Park, North Park, Warfield Park, West Park, South Park, Garwood Park, Buster White Park and the Citizens Lake & Campground. It is the host of the Prime Beef festival, held annually the week after Labor Day. The festival is kicked off with one of the largest parades in Western Illinois. Monmouth is also known regionally as the "Maple City". It is part of the Galesburg Micropolitan Statistical Area.