Record
About St. Onge
Saint Onge (pronounced "saynt AHNJ'") is an unincorporated community and census-designated place (CDP) in Lawrence County, South Dakota, United States. As of the 2020 census, the population was 170.
This is a site record: what public sources say about St. Onge, gathered in one place. We haven't written a full guide yet, so history, current access and photos are still to come. Treat the status as unknown until a guide confirms it.
Map
Where St. Onge is

Historic maps
7 historic USGS maps cover St. Onge
Topographic sheets from the USGS Historical Topographic Map Collection (public domain), oldest first. Older sheets often show the camp, mines and roads while the place was alive. The downloads are large map scans; USGS topoView shows them in the browser.
- 1905 Saint Onge sheet, 1:62,500 · GeoTIFF download
- 1907 Belle Fourche sheet, 1:125,000 · GeoTIFF download
- 1953 Rapid City sheet, 1:250,000 · GeoTIFF download
- 1954 Saint Onge sheet, 1:24,000 · GeoTIFF download
- 1954 Saint Onge sheet, 1:62,500 · GeoTIFF download
- 1957 Rapid City sheet, 1:250,000 · GeoTIFF download
- 1983 Belle Fourche sheet, 1:100,000 · GeoTIFF download
Directions
Getting there
Before you go
- Many ghost town sites are on private land, active mining claims or tribal land. Check land status and ask permission.
- Roads to old townsites are often unmaintained dirt. Map apps may route over closed or impassable tracks.
- Removing artifacts from public land is illegal under federal and most state laws.
Nearby
Other sites near St. Onge
Straight-line distance to other mapped sites in our South Dakota index.
- Whitewood7.1 mi SE · Lawrence
- Crook City8.4 mi SE · Lawrence
- Minnesela9.5 mi NW · Butte
- Big Bottom10.1 mi E · Meade
- Crown Hill10.2 mi SW · Lawrence
- Deadwood11.0 mi S · Lawrence
- Maitland11.0 mi S · Lawrence
- Lancaster City11.8 mi S · Lawrence
Sources
Sources
- ghosttowns.com, "St. Onge": county, roads, climate, best time to visit, remains.
- Wikipedia, "Saint Onge, South Dakota": coordinates and summary.
- Wikidata Q7401970.
- USGS GNIS 2628850.
- USGS 3D Elevation Program, elevation at the coordinates.
- USGS The National Map and Historical Topographic Map Collection (public domain).