Explore Letcher, South Dakota, with this interactive street and satellite map.
| City | Letcher |
| State | South Dakota (SD) |
| County | Sanborn County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 43.897207 |
| Longitude | -98.138694 |
| Population | 159 |
| Density | 99.7 /km² |
| Incorporated | Yes |
| ZIP Code | 57359 |
| Area Code | 605 |
| County Seat | Woonsocket |
| School District | Sanborn Central School District 55-5 |
Letcher emerges from the flat, expansive horizon of the eastern prairie as a quiet confluence of earth and sky. It lies 14.1 miles north-northwest of Mitchell, SD (from Mitchell, SD: bearing 337°T), and is situated 32.4 miles south of Huron. The landscape around Letcher is defined by the vast, open geometry of agricultural fields, where the transition from day to dusk turns the soil into a dark, velvet expanse beneath a heavy, shifting canopy of clouds. To the north, the elevation rises slightly toward the distant silhouette of Big Mound, providing a solitary vertical anchor in a terrain otherwise defined by its horizontal reach. Water marks the nearby earth with subtle persistence, as the still surface of Letcher Lake gathers the reflection of the passing seasons, while the modest, seasonal flow of Dry Run cuts through the fields four miles away, carving a narrow, winding path through the heavy clay.
Agriculture remains the primary pulse of the local economy, driving the rhythm of the year through the planting of corn and soybeans and the subsequent cycle of the harvest. The proximity of the Sanborn County Waterfowl Production Area, located six miles away, serves as a reminder of the region’s ecological heritage, providing a sanctuary for migratory birds that fill the spring air with a restless, collective clamor. Life in Letcher moves with a deliberate, measured pace, shaped by the demands of the land and the endurance required to survive the long, biting winters. Architecture here is utilitarian and sparse, reflecting a history of settlement built on resilience and the quiet necessity of keeping one's watch over the fields as the sun dips low against the plains.
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This page provides an embedded street and satellite map of Letcher, South Dakota. Coordinates: 43.897207, -98.138694. 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 Letcher includes the ZIP code (57359), telephone area code (605), county seat of Sanborn County (Woonsocket), and school district assignment (Sanborn Central School District 55-5).
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 | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |