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Colchester Illinois Map

Explore Colchester, 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 Colchester, Illinois

How to Use This Colchester, Illinois Map

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

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.

City	Colchester
State	Illinois (IL)
County	McDonough County
Country	United States of America
Timezone	Central Time (America/Chicago)

Latitude	40.426431
Longitude	-90.792632
Population	1,108
Density	372.0 /km²
Incorporated	Yes
ZIP Code	62326
Area Code	217
County Seat	Macomb
School District	West Prairie Community Unit School District 103

🌦 Goto Colchester Weather Page: Colchester, Illinois — Weather Warnings, Forecast, Radar, Satellite & Current Conditions

About Colchester, Illinois

Colchester is a locality in McDonough County, Illinois, United States. It has a population of approximately 1,108. The population density is 372.0 people per km². Colchester is located at 40.4264°N, 90.7926°W. It observes the Central Time (America/Chicago) timezone. Colchester is an incorporated locality. ZIP code: 62326.

Colchester occupies a landscape of quiet, persistent agriculture, where the flat, fertile earth of the Illinois prairie meets the subtle depressions carved by the East Fork La Moine River. It lies 6.7 miles west-southwest of Macomb, IL (from Macomb, IL: bearing 250°T), and is situated 17.4 miles west-southwest of Bushnell. Beyond the immediate reach of the town’s brick-fronted center, the terrain transitions into a mosaic of hardwood timber and open fields, eventually rising toward the distant, hazy silhouette of Gin Ridge on the horizon. The air here holds the scent of damp loam and cooling soil, particularly near Argyle Lake, where the water mirrors the shifting gray and amber clouds of the Midwestern sky. Visitors often walk the Cut Off Trail, finding a peculiar, solitary peace in the way the light filters through the canopy of Argyle Lake State Park, illuminating the transition from the manicured rows of corn to the untamed, wooded ravines that define the local topography.

Colchester emerged from the nineteenth-century promise of subterranean wealth, its foundations built upon the labor of coal mining that once dictated the rhythm of daily life. While the industrial shafts have long since fallen silent, the imprint of that era remains in the sturdy, utilitarian architecture and the resilient character of the people who reside here. The economy has shifted away from the soot and steam of the mines toward a slower, more deliberate pace centered on regional commerce and the preservation of the nearby natural basins like Wigwam Hollow. Even today, the legacy of the coal industry persists in the way Colchester maintains its identity, a place where the collective memory of the subterranean past informs the quiet, steady persistence of its modern streets.

Nearby Outdoor Places

Argyle Lake State Park (State Recreation Area) — 1.1 mi, 356° N
"space Rocky" Rocky Statue (Public Artwork) — 3.1 mi, 062° NE
Thistle Hills Land and Water Reserve (Nature Reserve) — 4.9 mi, 045° NE
Ira and Reatha T. Post Wildlife Sanctuary (Nature Reserve) — 5.6 mi, 280° W
Patton Park (Local Park) — 5.8 mi, 075° E
Fellheimer Auditorium (Theatre) — 6.4 mi, 079° E
Spring Lake Park (Local Recreation) — 6.4 mi, 037° NE
Alfred D. Boyer Stadium (Stadium) — 6.4 mi, 060° NE
McKee Softball Stadium (Stadium) — 6.6 mi, 060° NE
Western Illinois Museum (Museum) — 6.7 mi, 071° E
Abraham Lincoln Plaque (Monument) — 6.8 mi, 071° E
Looking for Lincoln (Monument) — 6.8 mi, 071° E
Civil War Monument (Monument) — 6.8 mi, 070° E
West Central Illinois Arts Center (Arts Centre) — 6.8 mi, 071° E
Project Dance Company (Arts Centre) — 6.8 mi, 071° E
Glenwood Park (Local Park) — 7.2 mi, 063° NE
Veterans Park (Local Recreation) — 8.2 mi, 069° E
Cecil White Prairie State Natural Area (State Conservation Area) — 8.3 mi, 266° W
Weinberg-King State Fish and Wildlife Area (State Conservation Area) — 13.8 mi, 202° S
Kibbe Museum (Museum) — 18.3 mi, 268° W
Historic Carthage Jail (Museum) — 18.3 mi, 268° W
Henderson County Historical Society (Museum) — 18.7 mi, 355° N
Camp Ellis (Private Recreation) — 20.1 mi, 102° E
Ellison (historical) (Historic Ruins) — 23.7 mi, 003° N
ATSF Depot (Attraction) — 30.8 mi, 297° NW
CB&Q Depot (Attraction) — 30.8 mi, 297° NW
Siloam Springs State Park (State Park) — 34.4 mi, 184° S
Emiquon National Wildlife Refuge (National Wildlife Refuge) — 35.4 mi, 099° E · 5,262 acres
Great River National Wildlife Refuge (National Wildlife Refuge) — 35.9 mi, 262° W · 10k acres
Geode State Park (State Park) — 40.1 mi, 310° NW

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