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 |
| Latitude & Longitude | 44.0686,-99.4379 |
| Altitude | 1,440 feet / 439 meters |
| Establishment | January 01, 1889 (137 years ago) |
| Time Zone | Central Time Zone |
| Local time | 23:28:26 (11th November 2026) |
| Weather | 55℉ Sunny 7-days weather |
Fort Thompson Mounds image
Geography
Fort Thompson is located at 44°4'7"N 99°26'16"W (44.0686000, -99.4378800).
Fort Thompson map
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Weather
55°F
Sunny
6 to 12 mph NNW
Veterans Day
Sunny. High near 55, with temperatures falling to around 52 in the afternoon. North northwest wind 6 to 12 mph.
7-Day Forecast
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, .
More notable people
Closest post offices linked to Fort Thompson.
| Post Office Name | City | ZIP |
|---|---|---|
| Fort Thompson Post Office | Fort Thompson (SD) | 57339 |
Distance to Other Cities
Fort Thompson distances to largest South Dakota cities