Explore Preemption, 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 Preemption, 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 Preemption.
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 | Preemption |
| State | Illinois (IL) |
| County | Mercer County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.312812 |
| Longitude | -90.58458 |
| Population | 254 |
| Density | 88.4 /km² |
| Incorporated | N/A |
| ZIP Codes | 61231, 61276, 61264 |
| Area Code | 847, 224 |
| County Seat | Aledo |
| School District | Sherrard Community Unit School District 200 |
Preemption occupies a quiet expanse of the Illinois interior, where the horizon stretches flat and wide, defined by the steady, unyielding geometry of agricultural plots. It lies 13.6 miles south of Rock Island, IL (from Rock Island, IL: bearing 181°T), and is situated 9.7 miles south of Milan. The land here slopes away from the modest channel of Mud Creek, which winds through the soil like a silver thread barely visible against the dark, heavy loam of the plains. Far to the west, the subtle rise of the Army Ridge Bluffs marks a shift in the topography, though the immediate feeling of the landscape is one of openness, where the quality of light at dusk bleeds into a bruised purple, illuminating the stalks of corn and soybeans that stand as the primary inhabitants of the earth. Four miles to the east, the stillness of Lake Matherville provides a rare break in the endless grid of fields, offering a mirror for the vast, cloud-swept sky that dominates the life of every traveler passing through.
History in Preemption is measured not in monuments, but in the persistent cycle of the seasons and the cultivation of the soil that has sustained the local economy for generations. While the regional pace is dictated by the slow grind of harvest and planting, the character of the place remains anchored to the sturdy, utilitarian architecture of the Midwestern plains. Recreation is a rare, deliberate pursuit, often found seven miles away at Highland Springs Golf Course, where the manicured greens contrast sharply with the wild, unkempt edges of the surrounding prairie. Preemption persists as a fragment of a larger, agrarian narrative, a place where the rhythm of the day is set by the wind moving across the flatlands and the quiet, industrious spirit of those who recognize the value of a life lived close to the dirt.
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This page provides an embedded street and satellite map of Preemption, Illinois. Coordinates: 41.312812, -90.58458. 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 Preemption includes the ZIP code (61231, 61276, 61264), telephone area code (847, 224), county seat of Mercer County (Aledo), and school district assignment (Sherrard Community Unit School District 200).
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. |