Explore Adair, Illinois, with this interactive street and satellite map.
| 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).
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 | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |