Fort Thompson, South Dakota
Fort Thompson: Census-designated place in Buffalo County, South Dakota, United States
About
Fort Thompson is a CDP located in the county of Buffalo in the U.S. state of South Dakota.
Quick Facts about Fort Thompson
| Population : | 1,282 |
| Country : | United States of America |
| State : | South Dakota (United States) |
| County : | Buffalo County |
| Postal code : | 57339 |
| Phone Area Codes : | 605 |
| Area : | 32.63 km2 |
| Altitude : | 1,440 feet / 439 meters |
| Establishment : | January 01, 1889 (136 years ago) |
| Time Zone : | Central Time Zone |
| Local time : | 01:15:24 (5th December 2025) |
Geography
Fort Thompson is located at 44°4'7"N 99°26'16"W (44.0686000, -99.4378800).
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Fort Thompson zip code is 57339.
County name: Buffalo, County
fips: 46017
People born in Fort Thompson (2)
People born in Fort Thompson, including editor, essayist, poet, novelist, academic Elizabeth Cook-Lynn, politician Michael Jandreau, .
List
Post offices near Fort Thompson
| Post Office Name | City | ZIP |
|---|---|---|
| Fort Thompson Post Office | Fort Thompson (SD) | 57339 |
Other cities in Buffalo County
Cities, towns, neighborhoods & other populated places in Buffalo County , SD.
| City Name | Population | Title |
|---|---|---|
| Shelby | 97 | Township in Brown County, South Dakota |
Distance to Other Cities
Fort Thompson distances to largest South Dakota cities
