Explore Thompson, Iowa, 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 Thompson, Iowa. 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 Iowa 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 Thompson.
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 | Thompson |
| State | Iowa (IA) |
| County | Winnebago County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 43.371344 |
| Longitude | -93.773556 |
| Population | 495 |
| Density | 223.0 /km² |
| Incorporated | Yes |
| ZIP Code | 50478 |
| Area Code | 515 |
| County Seat | Forest City |
| School District | North Iowa Community School District |
Thompson occupies a vast, level expanse of the northern Iowa prairie, where the horizon stretches wide and unobstructed under a sky that shifts from pale morning violet to a heavy, bruised amber by evening. It lies 32.5 miles west-northwest of Mason City, IA (from Mason City, IA: bearing 298°T), and is situated 10.2 miles northwest of Forest City. The land is defined by the rigorous geometry of agriculture, where field lines carve the earth into a quilt of deep green corn and drying soybean stalks that ripple like water when the wind catches them. A mile from the center, the quiet flow of Pike Run marks the landscape, while the Thompson Roadside Prairie preserves a remnant of the tallgrass that once dominated this entire region. Further out, the surface rises slightly toward the distant silhouette of Pilot Knob, a reminder of the glacial shifts that leveled the surrounding plains, while the waters of Harmon Lake sit silently to the west, reflecting the slow passage of clouds.
Thompson grew from the steady, persistent labor of families who carved their livelihoods out of the black, fertile soil, leaving behind a legacy of pragmatic, understated resilience. The economy remains anchored to the rhythms of the harvest, a cycle that dictates the pace of life from the early spring planting to the frantic, dusty activity of autumn. While the modern world moves with a different velocity, the people here maintain a quiet, literate civility, often finding their recreation in the expansive outdoors or traversing the local landscape toward the Winnebago River Trail. There is a distinct patience in the way the day concludes here, as the machinery is parked and the long shadows of the grain elevators stretch across the streets, grounding Thompson in a long-standing tradition of hard work and quiet, unshowy endurance.
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This page provides an embedded street and satellite map of Thompson, Iowa. Coordinates: 43.371344, -93.773556. 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 Thompson includes the ZIP code (50478), telephone area code (515), county seat of Winnebago County (Forest City), and school district assignment (North Iowa Community School District).
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. |