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Erwin South Dakota Map

Explore Erwin, 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.

Interactive Map of Erwin, South Dakota

How to Use This Erwin, South Dakota Map

This interactive map shows the street layout and satellite imagery for Erwin, 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 Erwin.

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.

CityErwin
StateSouth Dakota (SD)
CountyKingsbury County
CountryUnited States of America
TimezoneCentral Time (America/Chicago)
Latitude44.487468
Longitude-97.445076
Population40
Density32.4 /km²
IncorporatedYes
ZIP Code57233
Area Code605
County SeatDe Smet
School DistrictLake Preston School District 38-3

About Erwin, South Dakota

Erwin is a locality in Kingsbury County, South Dakota, United States. It is a small community with a population of 40. The population density is 32.4 people per km². Erwin is located at 44.4875°N, 97.4451°W. It observes the Central Time (America/Chicago) timezone. Erwin is an incorporated locality. ZIP code: 57233.

Erwin occupies a vast, hushed expanse where the sky claims more authority than the earth itself. It lies 32.8 miles south-southwest of Watertown, SD (from Watertown, SD: bearing 210°T), and is situated 34.2 miles west-northwest of Brookings. The horizon stretches thin and flat, broken only by the shifting shadows of clouds that drift over the Kingsbury County Waterfowl Production Area, an immediate sanctuary of tall grasses and seasonal wetlands. To the west, the distant silhouette of The Coteaus provides a faint, serrated edge to the skyline, while the land closer to the ground remains a mosaic of prairie soil and cultivated fields. When the wind moves across the plains, it carries the scent of dry earth and turning stalks, a quiet reminder that Erwin exists in a landscape defined by the relentless, rhythmic cycle of the seasons.

Erwin emerged from the early push of settlement across the prairie, growing alongside the expansion of rail lines that once dictated the pulse of local commerce. Agriculture remains the quiet engine of the region, with the economy tethered to the health of the soil and the success of the harvest. Water finds its way through the landscape in modest, essential veins like Dolph Creek, while the deeper stillness of Plum Lake sits just a few miles away, offering a contrast to the wide, open plains. Though the Lake Preston Lakebed lies ten miles off as a relic of ancient water, life here persists in the present, marked by the steady, deliberate pace of those who tend to the land and maintain the enduring character of this corner of the state.

Nearby Outdoor Places

  • Kingsbury County Waterfowl Production Area (Resource Management Area) — 0.2 mi, 061° NE
  • Boll (State Conservation Area) — 4.3 mi, 320° NW
  • Cherry Lake (State Recreation Area) — 4.7 mi, 326° NW
  • Hamlin County Waterfowl Production Area (Resource Management Area) — 4.9 mi, 000° N
  • Johnson's Slough (State Conservation Area) — 5.2 mi, 000° N
  • Mud Lake (State Recreation Area) — 7.5 mi, 268° W
  • Desmet Forest Game Production Area (State Resource Management Area) — 8.6 mi, 210° SW
  • Armed Services Memorial (Monument) — 13.2 mi, 060° NE
  • Donald Christman Toy Museum (Museum) — 13.2 mi, 061° NE
  • Manchester Town Monument (Monument) — 15.8 mi, 239° SW
  • Saaranen Beach (State Park) — 19.4 mi, 068° E
  • Watertown Veterans Memorial (Monument) — 33.7 mi, 024° NE
  • Cinema 5 (Cinema) — 34.0 mi, 111° E
  • Touchdown Jesus (Public Artwork) — 34.1 mi, 110° E
  • The Prairie Village, Herman & Milwaukee Railroad (Museum) — 35.9 mi, 158° S
  • Prairie Village (Museum) — 36.0 mi, 157° SE
  • Dakotaland Museum (Museum) — 39.7 mi, 258° W
  • Beadle County Waterfowl Production Area (National Wildlife Refuge) — 42.0 mi, 248° W · 484 acres
  • Grant County Historical Society Agricultural Museum (Museum) — 52.7 mi, 037° NE
  • Starlite Drive-In Theatre (Cinema) — 58.4 mi, 210° SW
  • Ron and Sheilah Gates Auditorium (Arts Centre) — 60.4 mi, 208° SW
  • Rodeo Bunny (Attraction) — 61.7 mi, 208° SW
  • Watson School (Historic Ruins) — 63.1 mi, 255° W
  • Northern Tallgrass Prairie National Wildlife Refuge (National Wildlife Refuge) — 63.7 mi, 120° SE · 12k acres
  • Spotted Quarry (Viewpoint) — 64.3 mi, 120° SE
  • Three Maidens (Historic Ruins) — 64.7 mi, 120° SE
  • King & Queen Rock (Attraction) — 71.8 mi, 140° SE
  • Old Cannon (Registered Battlefield) — 73.4 mi, 335° NW

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About This Erwin Map Page

This page provides an embedded street and satellite map of Erwin, South Dakota. Coordinates: 44.487468, -97.445076. 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 Erwin includes the ZIP code (57233), telephone area code (605), county seat of Kingsbury County (De Smet), and school district assignment (Lake Preston School District 38-3).

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 generatedSeptember 2026
Location dataSimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data
Map layersGoogle Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model)
Wikipedia validationArticle content matched to USGS GNIS coordinates via Wikipedia geosearch API.