Explore Adair, 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.
This interactive map shows the street layout and satellite imagery for Adair, 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 Adair.
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 | Adair |
| State | Illinois (IL) |
| County | McDonough County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 40.418931 |
| Longitude | -90.496794 |
| Population | 212 |
| Density | 190.4 /km² |
| Incorporated | N/A |
| ZIP Code | 61411 |
| Area Code | 815 |
| County Seat | Macomb |
| School District | Macomb Community Unit School District 185 |
Adair emerges from the flat, expansive horizon of the Illinois prairie, a place where the sky commands more attention than the earth. It lies 9.6 miles east-southeast of Macomb, IL (from Macomb, IL: bearing 107°T), and is situated 9.3 miles south of Bushnell. The landscape around Adair is defined by an immense, rhythmic openness, where the soil holds a dark, heavy richness and the wind possesses an unimpeded velocity. To the north, the land slopes toward the gentle depression of Big Hollow, while the quiet, persistent pulse of Camp Creek marks the nearby terrain, carving a modest path through the dense, silt-heavy earth. Beyond these immediate boundaries, the silhouette of Dyers Mound provides a singular punctuation point on the distant skyline, a subtle rise that breaks the monotony of the surrounding corn and soybean fields. Light here behaves with a peculiar, honest intensity, washing over the fields at dusk in a way that turns the golden stalks into brittle, glowing filaments.
Adair maintains a quiet, deliberate pace, anchored by the long-standing agricultural cycles that dictate the pulse of the local economy. The history of the area is etched into the grid-like organization of the land, a testament to the mid-nineteenth-century expansion that transformed the tallgrass prairie into a productive, working landscape. While the regional identity is deeply tied to these vast, productive plains, residents often look toward the quiet recreational space of Table Grove West Park for a reprieve from the labor of the fields. Even the proximity to Spring Lake offers a necessary, still point of water in a region defined by its dry, terrestrial expanse. Daily life in Adair persists with a stoic, unadorned grace, characterized by the mechanical hum of tractors and the enduring, quiet persistence of those who work the land in the shadow of such immense, unyielding space.
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This page provides an embedded street and satellite map of Adair, Illinois. Coordinates: 40.418931, -90.496794. 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 Adair includes the ZIP code (61411), telephone area code (815), county seat of McDonough County (Macomb), and school district assignment (Macomb Community Unit School District 185).
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 generated | September 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Map layers | Google Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model) |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |