Explore Egan, South Dakota, 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 Egan, South Dakota. 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 South Dakota 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 Egan.
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 | Egan |
| State | South Dakota (SD) |
| County | Moody County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 43.999138 |
| Longitude | -96.648937 |
| Population | 241 |
| Density | 87.2 /km² |
| Incorporated | Yes |
| ZIP Code | 57024 |
| Area Code | 605 |
| County Seat | Flandreau |
| School District | Colman-Egan School District 50-5 |
Egan occupies a quiet stretch of land where the Big Sioux River carves a deliberate, winding path through the eastern prairie. It lies 22.8 miles south-southeast of Brookings, SD (from Brookings, SD: bearing 161°T), and is situated 4.4 miles southwest of Flandreau. The sky here possesses a vast, unencumbered quality, casting a pale, luminous light that flattens the shadows against the tall grasses and turns the horizon into a thin, vibrating line of gray and gold. Beyond the immediate banks of the river, the landscape stretches out in wide, rhythmic swells of earth, a topography that feels ancient and indifferent to the passage of clocks. On clear days, the distant silhouette of the Cactus Hills might tease the far western skyline, though they remain a dreamlike memory of elevation compared to the level fields that define the immediate surroundings.
Egan maintains a steady, measured pulse, its identity rooted in the long, quiet labor of the soil and the iron veins of the railroad that once drew pioneers toward the frontier. The economy remains tethered to the rhythm of the harvest, with silos and steel structures punctuating the skyline like sentinels guarding the grain. A few miles away, the quiet stillness of Hazel's Haven Game Production Area offers a sanctuary for the local fauna, a sharp contrast to the industrious hum of the fields during the autumn months. Even the proximity of Mud Lake, seven miles distant, adds to the sense of a place defined by its inland waters and the slow, persistent work of the seasons. Life in Egan moves with the gravity of the plains, where the wind carries the scent of turned earth and the enduring patience of those who have made a home in this open, expansive country.
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This page provides an embedded street and satellite map of Egan, South Dakota. Coordinates: 43.999138, -96.648937. 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 Egan includes the ZIP code (57024), telephone area code (605), county seat of Moody County (Flandreau), and school district assignment (Colman-Egan School District 50-5).
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. |