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Mendon Illinois Map

Explore Mendon, 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 Mendon, Illinois

How to Use This Mendon, Illinois Map

This interactive map shows the street layout and satellite imagery for Mendon, 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 Mendon.

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.

CityMendon
StateIllinois (IL)
CountyAdams County
CountryUnited States of America
TimezoneCentral Time (America/Chicago)
Latitude40.08838
Longitude-91.283756
Population872
Density392.9 /km²
IncorporatedYes
ZIP Code62351
Area Code217
County SeatQuincy
School DistrictCommunity Unit School District 4

About Mendon, Illinois

Mendon is a locality in Adams County, Illinois, United States. It is a small community with a population of 872. The population density is 392.9 people per km². Mendon is located at 40.0884°N, 91.2838°W. It observes the Central Time (America/Chicago) timezone. Mendon is an incorporated locality. ZIP code: 62351.

Mendon expands across a vast, interior reach of the American Midwest where the horizon remains defined by the rhythmic geometry of corn and soybean fields. It lies 12.5 miles north-northeast of Quincy, IL (from Quincy, IL: bearing 32°T), and is situated 12.8 miles east-southeast of Canton. The landscape here is defined by an expansive, terrestrial stillness, far removed from any coastline and anchored by the quiet, persistent flow of Baldwin Branch just a mile from the center. Beyond the immediate fields, the terrain shifts into soft, agrarian swells that suggest the distant presence of Long Ridge far on the horizon, a faint blue serration against the sky. During the late afternoon, the light turns a deep, honeyed gold, casting long shadows across the black soil and illuminating the fine, dusty haze that often hangs over the flatlands. For those seeking the quiet movement of water, the modest expanse of Jug Lake sits five miles away, reflecting the wide, open heavens in a mirror of gray and indigo.

Mendon maintains a deliberate, measured pace of life that traces its roots to the steady labor of the early pioneers who first turned these prairie sods. The local economy remains tethered to the cycles of the seasons, with the agricultural calendar dictating the ebb and flow of daily commerce and community gatherings. There is a sense of endurance in the architecture, where brick and limestone structures stand as quiet observers of the changing decades, grounding the identity of Mendon in a functional, unpretentious history. A few miles out, the landscape offers rare moments of dramatic relief, such as the cooling spray of Homan Falls or the preserved open spaces of Progress Park, which provide a necessary counterpoint to the orderly, productive fields. Life here is not measured by the rush of industry, but by the subtle shifts in the air as the seasons turn and the work of the land continues.

Nearby Outdoor Places

  • Progress Park (Local Park) — 9.9 mi, 200° S
  • Ms Rv Pools 11-22 Recreation Area (Recreation Area) — 10.0 mi, 223° SW
  • Gardner Park (Local Park) — 11.1 mi, 217° SW
  • All Wars Museum (Museum) — 11.2 mi, 214° SW
  • Wakonda State Park (State Park) — 12.5 mi, 245° SW
  • Canton CB&Q Depot (Attraction) — 12.5 mi, 283° W
  • Lincoln-Douglas Debate Museum (Museum) — 12.6 mi, 212° SW
  • Govenor John Wood Statue (Monument) — 12.7 mi, 212° SW
  • History Museum on the Square (Museum) — 12.7 mi, 212° SW
  • Farm Service Agency Interest Of Mo (National Wildlife Refuge) — 12.9 mi, 287° W · 3,906 acres
  • Burton Cave State Natural Area (State Conservation Area) — 14.0 mi, 173° S
  • Soulard Access (State Recreation Area) — 16.2 mi, 215° SW
  • Great River National Wildlife Refuge (National Wildlife Refuge) — 17.6 mi, 321° NW · 10k acres
  • Cedar Glen State Natural Area (State Conservation Area) — 19.4 mi, 341° N
  • George M. Verity (Monument) — 21.5 mi, 346° N
  • Hugh Lincoln Cooper (Monument) — 21.5 mi, 346° N
  • General Samuel Curtis Statue (Public Artwork) — 21.5 mi, 346° N
  • Plaza 3 Cinema (Cinema) — 21.7 mi, 346° N
  • Siloam Springs State Park (State Park) — 21.9 mi, 127° SE
  • Samuel F Miller House Museum (Museum) — 22.0 mi, 347° N
  • Redwing Area Access (State Recreation Area) — 22.0 mi, 337° NW
  • Lost Canvas Gallery (Gallery) — 22.0 mi, 346° N
  • Dr. J.W. Well Nature Park (Nature Reserve) — 23.3 mi, 215° SW
  • Bridge Foundation (Historic Ruins) — 23.6 mi, 128° SE
  • Kibbe Museum (Museum) — 23.8 mi, 019° N
  • Bay Island Conservation Area (Nature Reserve) — 24.8 mi, 192° S
  • Scenic Overlook Mark Twain Memorial Bridge (Viewpoint) — 25.6 mi, 190° S
  • Art Gallery 310 (Gallery) — 26.3 mi, 189° S
  • ATSF Depot (Attraction) — 37.4 mi, 358° N

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About This Mendon Map Page

This page provides an embedded street and satellite map of Mendon, Illinois. Coordinates: 40.08838, -91.283756. 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 Mendon includes the ZIP code (62351), telephone area code (217), county seat of Adams County (Quincy), and school district assignment (Community Unit School District 4).

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.