Monmouth, County seat in Warren County, Illinois, United States.
Monmouth is a city in Warren County, Illinois, situated on level terrain at an elevation of 230 meters (755 feet). A central business district runs along North Main Street, surrounded by residential neighborhoods.
The settlement was founded in 1831 and named after a resident who came from Monmouth County, New Jersey. This replaced the originally proposed name of Kosciusko.
The Prime Beef Festival brings the community together each year after Labor Day with a large parade drawing visitors from across the region. This celebration reflects the importance of cattle ranching and agriculture to the town's identity.
The city is accessible via Monmouth Municipal Airport and the intersection of US Highways 34 and 67. Visitors can explore on foot in the downtown area, while a car helps reach outlying neighborhoods and attractions.
Wyatt Earp, a legendary lawman of the American West, was born in this town. His connection to the settlement adds a layer of frontier history that surprises many visitors.
Location: Warren County
Inception: 1831
Elevation above the sea: 230 m
GPS coordinates: 40.91409,-90.64234
Latest update: December 20, 2025 03:03
Galesburg Railroad Museum
23.7 km
Carl Sandburg State Historic Site
23.4 kmAdolphson Observatory
296 m
Old Main
23.1 km
Galesburg Historic District
23.4 km
South Henderson Church
23.3 km
Meetinghouse of the Central Congregational Church
23.1 km
Ivory Quinby House
556 m
Minnie Stewart House
690 m
Pike-Sheldon House
701 m
Sarah Martin House
830 mStandish Park Arboretum
23 km
Alexis Opera House
18.1 km
Carr House
224 m
E. B. Colwell and Company Department Store
658 mSpring Grove Cemetery Prairie Nature Preserve
10.5 km
William S. Weir, Jr. House
245 mCitizens Lake
2.1 kmLake Storey
22 kmGibson Woods Golf Course
2.4 kmMonmouth Country Club
1.7 kmCarl Sandburg Birthplace Historic Site
23.4 kmCB&Q Engine 3006
23.7 kmPrairie Players Civic Theatre
23.6 kmMyron Mikita Outdoor Theatre
2.1 kmGalesburg Civic Arts Center
23.6 kmOld Canon
937 mWelcome to Downtown Galesburg
23.1 km
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