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Oacoma South Dakota Map

Explore Oacoma, 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 Oacoma, South Dakota

How to Use This Oacoma, South Dakota Map

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

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	Oacoma
State	South Dakota (SD)
County	Lyman County
Country	United States of America
Timezone	Central Time (America/Chicago)

Latitude	43.804516
Longitude	-99.366082
Population	386
Density	57.2 /km²
Incorporated	Yes
ZIP Code	57365
Area Code	605
County Seat	Kennebec
School District	Chamberlain School District 07-1

🌦 Goto Oacoma Weather Page: Oacoma, South Dakota — Weather Warnings, Forecast, Radar, Satellite & Current Conditions

About Oacoma, South Dakota

Oacoma is a locality in Lyman County, South Dakota, United States. It is a small community with a population of 386. The population density is 57.2 people per km². Oacoma is located at 43.8045°N, 99.3661°W. It observes the Central Time (America/Chicago) timezone. Oacoma is an incorporated locality. ZIP code: 57365.

Oacoma occupies a singular posture upon the high, sun-bleached plains where the horizon stretches into a wide, unblinking clarity. It lies 61.7 miles southeast of Pierre, SD (from Pierre, SD: bearing 129°T), and is situated 3.4 miles west-southwest of Chamberlain. The earth here is defined by a persistent, dry resilience, interrupted only by the expansive reach of Lake Francis Case, which holds the sky in its depths with a stillness that commands the surrounding prairie. Beyond the immediate banks, the terrain rises into the rugged, eroded silhouettes of the distant Iona Hills, while the modest, winding path of American Crow Creek carves a quiet passage through the lower grasses. The light at dusk here possesses a peculiar, amber weight, casting long shadows that seem to anchor the land against the vastness of the western wind.

Oacoma functions as a pragmatic crossroads, its character forged by the steady movement of travelers navigating the great continental transit routes. The economy remains tethered to the rhythms of the land and the visitors who pause within the Francis Case Recreation Area, seeking the solace of the water or the stark, geological theater of the nearby Tischudy Gulch. History lingers in the quiet, industrious atmosphere of the main thoroughfares, where the heritage of the plains meets the demands of modern commerce without pretense. Life in Oacoma moves with a deliberate, measured pace, reflecting a people accustomed to the cycles of the seasons and the enduring, profound silence of the open country.

Nearby Outdoor Places

Francis Case Recreation Area (Recreation Area) — 0.0 mi, 193° S
Lake Francis Case (Recreation Area) — 0.2 mi, 155° SE
South Dakota Veterans Park (Monument) — 1.3 mi, 111° E
South Dakota Hall of Fame (Museum) — 1.3 mi, 114° SE
Girl Scouts Rock (Monument) — 1.6 mi, 086° E
Avenue of Flags (Monument) — 1.7 mi, 085° E
Scenic Overlook (Viewpoint) — 1.7 mi, 130° SE
State Theatre and Video (Cinema) — 1.8 mi, 076° E
Saint Joseph (Public Artwork) — 2.4 mi, 058° NE
Dude Ranch (State Recreation Area) — 3.2 mi, 243° SW
Kiowa Game Production Area (State Conservation Area) — 4.1 mi, 014° N
Carpenter Game Production Area (State Conservation Area) — 4.8 mi, 222° SW
Grandview School (Historic Ruins) — 7.1 mi, 209° SW
Red Lake (State Recreation Area) — 9.3 mi, 117° SE
Crow Creek Site (Registered Battlefield) — 12.3 mi, 008° N
Fort Thompson Mounds (Historic Ruins) — 15.6 mi, 358° N
South Dakota Tractor Museum (Museum) — 20.8 mi, 103° E
Fort Pierre National Grassland (National Grassland) — 44.7 mi, 307° NW · 116k acres
Lake Andes National Wildlife Refuge (National Wildlife Refuge) — 60.0 mi, 137° SE · 2,043 acres
Cultural Heritage Center (Museum) — 62.2 mi, 309° NW
Starlite Drive-In Theatre (Cinema) — 66.8 mi, 093° E
McGovern Legacy Museum (Museum) — 67.1 mi, 096° E
Ron and Sheilah Gates Auditorium (Arts Centre) — 67.5 mi, 095° E
Rodeo Bunny (Attraction) — 67.8 mi, 096° E
Dakotaland Museum (Museum) — 68.3 mi, 055° NE
Fort Niobrara National Wildlife Refuge (National Wildlife Refuge) — 79.4 mi, 221° SW · 38k acres
Fort Niobrara National Wildlife Refuge_Wilderness Area (Wilderness Area) — 79.4 mi, 221° SW · 4,631 acres

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