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Monmouth Illinois Map

Explore Monmouth, Illinois, with this interactive street and satellite map.

This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.

Interactive Map of Monmouth, Illinois

How to Use This Monmouth, Illinois Map

This interactive map shows the street layout and satellite imagery for Monmouth, Illinois. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of Illinois or beyond.

Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).

TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Monmouth.

Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.

Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.

CityMonmouth
StateIllinois (IL)
CountyWarren County
CountryUnited States of America
TimezoneCentral Time (America/Chicago)
Latitude40.911427
Longitude-90.647358
Population8,902
Density810.2 /km²
IncorporatedYes
ZIP Code61462
Area Code815
County SeatMonmouth
School DistrictMonmouth-Roseville Community Unit School District 238

About Monmouth, Illinois

Monmouth is a locality in Warren County, Illinois, United States. It has a population of approximately 8,902. The population density is 810.2 people per km². Monmouth is located at 40.9114°N, 90.6474°W. It observes the Central Time (America/Chicago) timezone. Monmouth is an incorporated locality. ZIP code: 61462.

Monmouth reveals itself as a quiet expanse of fertile prairie where the horizon stretches flat and wide, punctuated only by the seasonal rhythms of the Midwestern sky. It lies 14.6 miles west of Galesburg, IL (from Galesburg, IL: bearing 260°T), and is situated 14.8 miles west-northwest of Abingdon. The land here holds a deep, dark soil that seems to absorb the golden light of late afternoon, casting long shadows across the fields that surround the settlement. Residents often walk through Rotary Park to catch the cooling breeze that moves across the open ground. While the terrain remains largely level, those seeking a shift in the landscape might travel twenty-four miles to find Haney Hill rising from the plains. Nearby, the waters of Citizens Lake shimmer under the sun, while Davids Creek winds its way through the quiet countryside, providing a subtle, rhythmic pulse to the local topography.

Agriculture serves as the bedrock of the economy in Monmouth, where the steady cycles of planting and harvest dictate the pace of daily life. The industry here has evolved from its early roots to encompass modern manufacturing and food production, maintaining a steadfast connection to the surrounding fields. Generations of families have contributed to a local identity forged by hard work and a pragmatic approach to the changing seasons. The presence of Big River State Forest, located fifteen miles away, reminds the population of the wilder, wooded character that once defined the broader region before the plow took hold. Commerce moves with a measured intensity, reflecting a stability that has allowed Monmouth to endure through shifts in the national market while keeping its focus on local sustainability.

Cultural life in Monmouth centers on the intellectual and social contributions of Monmouth College, which has shaped the character of the community for generations. The legacy of the college is perhaps best represented by the historical significance of its campus, which stands as a quiet anchor for the town's social and academic pursuits. Among the figures associated with the town’s history, Wyatt Earp remains the most recognizable name, as his family once resided here during his formative years. Throughout the year, local events foster a sense of shared purpose, bringing neighbors together in a display of quiet, communal resilience. The architecture of the downtown district reflects a time of careful masonry and brickwork, preserving a visual record of the people who built their lives on this specific stretch of the prairie.

Nearby Outdoor Places

  • Old Canon (Public Artwork) — 0.3 mi, 270° W
  • Warren County History Museum (Museum) — 0.7 mi, 263° W
  • Citizen's Lake (State Recreation Area) — 0.8 mi, 248° W
  • South Park (Local Park) — 0.8 mi, 190° S
  • Monmouth Park (Local Park) — 1.3 mi, 040° NE
  • Cedar Creek Conservation Area (Local Conservation Area) — 3.5 mi, 072° E
  • Blackthorn Hill Nature Preserve (Nature Reserve) — 11.3 mi, 053° NE
  • Ellison (historical) (Historic Ruins) — 11.6 mi, 212° SW
  • Big River State Forest (State Conservation Area) — 14.3 mi, 292° W
  • Carl Sandburg Birthplace Historic Site (Attraction) — 14.8 mi, 083° E
  • Galesburg Civic Arts Center (Gallery) — 15.0 mi, 080° E
  • CB&Q Engine 3006 (Attraction) — 15.0 mi, 081° E
  • Delabar State Park (State Park) — 15.5 mi, 284° W
  • Ms Rv Pools 11-22 Recreation Area (Recreation Area) — 15.7 mi, 285° W
  • James B. Stockdale Museum (Museum) — 16.1 mi, 084° E
  • Mississippi River Islands Wildlife Management Area (State Conservation Area) — 16.5 mi, 282° W
  • Henderson County Historical Society (Museum) — 17.5 mi, 212° SW
  • Oquawka State Wildlife Refuge (Nature Reserve) — 19.1 mi, 265° W
  • Port Louisa National Wildlife Refuge (National Wildlife Refuge) — 20.5 mi, 311° NW · 24k acres
  • Ingersoll Centennial Chapel (Theatre) — 21.9 mi, 129° SE
  • Chief Taimah Memorial Site (Monument) — 23.3 mi, 264° W
  • Public Triangle (Monument) — 24.7 mi, 063° NE
  • Heritage Center Museum (Museum) — 24.8 mi, 254° W
  • Garrett-Phelps House Museum (Museum) — 24.9 mi, 254° W
  • Fire Bell (Monument) — 24.9 mi, 254° W
  • Little Theater (Theatre) — 28.3 mi, 256° W
  • Des Moines County Fair (Attraction) — 28.4 mi, 257° W
  • Argyle Lake State Park (State Recreation Area) — 30.9 mi, 193° S
  • Geode State Park (State Park) — 37.6 mi, 263° W
  • Upper Mississippi River National Wildlife And Fish Refuge (National Wildlife Refuge) — 44.4 mi, 014° N · 274k acres

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About This Monmouth Map Page

This page provides an embedded street and satellite map of Monmouth, Illinois. Coordinates: 40.911427, -90.647358. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.

Detailed location data for Monmouth includes the ZIP code (61462), telephone area code (815), county seat of Warren County (Monmouth), and school district assignment (Monmouth-Roseville Community Unit School District 238).

Search Maps opens a second, independent map. It searches OpenStreetMap for any US town, county or landmark by name; offers USGS topographic maps and USGS aerial imagery as base layers; overlays a labelled U.S. National Grid (USNG) so the map can be read like a printed topographic quad; measures distance and grid, true and magnetic bearings between any two points; and takes a single GPS fix reporting your position as a USNG grid reference and as latitude and longitude. Map tiles require cell coverage, but a GPS position does not, so the coordinates remain correct even where the map cannot load.

Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.

Page generatedSeptember 2026
Location dataSimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data
Map layersGoogle Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model)
Wikipedia validationArticle content matched to USGS GNIS coordinates via Wikipedia geosearch API.