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Seneca South Dakota Map

Explore Seneca, 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 Seneca, South Dakota

How to Use This Seneca, South Dakota Map

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

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.

CitySeneca
StateSouth Dakota (SD)
CountyFaulk County
CountryUnited States of America
TimezoneCentral Time (America/Chicago)
Latitude45.061645
Longitude-99.512059
Population22
Density20.3 /km²
IncorporatedYes
ZIP Code57473
Area Code605
County SeatFaulkton
School DistrictFaulkton School District 24-4

About Seneca, South Dakota

Seneca is a locality in Faulk County, South Dakota, United States. It is a small community with a population of 22. The population density is 20.3 people per km². Seneca is located at 45.0616°N, 99.5121°W. It observes the Central Time (America/Chicago) timezone. Seneca is an incorporated locality. ZIP code: 57473.

Seneca stretches across a vast, open expanse of the northern plains, where the horizon serves as a flat, unyielding line that defines the limits of the sky. It lies 57.1 miles west-southwest of Aberdeen, SD (from Aberdeen, SD: bearing 241°T), and is situated 55.3 miles southeast of Mobridge. The land here is defined by a rigorous, horizontal geometry, marked by the quiet presence of South Fork Snake Creek winding through the grasses four miles to the south. At dusk, the light pulls long, thin shadows across the fields, lending the earth a bruised, violet tone that emphasizes the sheer weight of the silence. Travelers passing through might notice how the wind carries the scent of dry soil and curing stalks, a reminder that the character of the landscape is dictated by the slow, seasonal turn of the prairie.

Agriculture remains the primary pulse of Seneca, as the life of the region is tethered to the cycles of grain and the needs of livestock. The history of the settlement is a quiet account of endurance, shaped by those who chose to break the heavy sod and cultivate a livelihood from the stubborn, fertile topsoil. Nine miles away, the Faulk County Waterfowl Production Area provides a sanctuary for migratory birds, offering a small, wild counterpoint to the orderly, grid-like rows of the surrounding farms. While the Bald Hills rise faintly thirteen miles out to challenge the flatness of the view, the daily rhythm of Seneca is set by the steady, unhurried work of those who recognize that the value of the land lies in its capacity to sustain them, year after year, through the harsh winters and the heat of the summer harvest.

Nearby Outdoor Places

  • Faulk County Waterfowl Production Area (Resource Management Area) — 9.2 mi, 360° N
  • Potter County Waterfowl Production Area (Resource Management Area) — 9.4 mi, 312° NW
  • Potts Dam (State Conservation Area) — 15.0 mi, 236° SW
  • Stone Lake (State Recreation Area) — 15.8 mi, 221° SW
  • Rice Lake (State Recreation Area) — 16.1 mi, 173° S
  • Wildlife Management Area (State Conservation Area) — 20.7 mi, 045° NE
  • Oaha Recreation Area (Recreation Area) — 34.4 mi, 270° W
  • Lake Oahe (Recreation Area) — 34.9 mi, 270° W
  • State Game Production Area (National Conservation Area) — 48.9 mi, 210° SW · 150 acres
  • Amphitheatre (Theatre) — 54.2 mi, 053° NE
  • Walleye Up Statue (Public Artwork) — 55.3 mi, 306° NW
  • The Klein Museum (Museum) — 56.7 mi, 307° NW
  • Sitting Bull Monument (Monument) — 56.8 mi, 304° NW
  • Sakakawea Monument (Monument) — 56.9 mi, 304° NW
  • Jewett Theater (Theatre) — 56.9 mi, 061° NE
  • Dacotah Prairie Museum (Museum) — 57.1 mi, 060° NE
  • Leavenworth Battle (Monument) — 59.1 mi, 307° NW
  • Turtle Effigy (Historic Ruins) — 60.5 mi, 224° SW
  • Snake Effigy (Historic Ruins) — 60.6 mi, 224° SW
  • Fort Pierre National Grassland (National Grassland) — 61.9 mi, 208° SW · 116k acres
  • Cultural Heritage Center (Museum) — 62.5 mi, 221° SW
  • Sand Lake National Wildlife Refuge (National Wildlife Refuge) — 71.5 mi, 054° NE · 39k acres
  • Old Cannon (Registered Battlefield) — 73.8 mi, 068° E
  • Crow Creek Site (Registered Battlefield) — 75.2 mi, 173° S
  • National Waterfowl Production Area (Nature Reserve) — 76.5 mi, 008° N
  • Dakotaland Museum (Museum) — 79.3 mi, 127° SE

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About This Seneca Map Page

This page provides an embedded street and satellite map of Seneca, South Dakota. Coordinates: 45.061645, -99.512059. 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 Seneca includes the ZIP code (57473), telephone area code (605), county seat of Faulk County (Faulkton), and school district assignment (Faulkton School District 24-4).

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.