Trail City, South Dakota
Trail City: Situated within the Cheyenne River Indian Reservation in Dewey County, this north-central South Dakota settlement sits at an elevation of 2142 feet amid the Great Plains.
About
Trail City is a city located in the county of Dewey in the U.S. state of South Dakota.
Quick Facts about Trail City
| State | South Dakota (United States) |
| County | Dewey County |
| Latitude & Longitude | 45.4725,-100.7254 |
| Time Zone | America/Denver |
| Local time | 07:27:12 (7th November 2026) |
| Postal code | 57657 |
| Weather | 32℉ Partly Cloudy 7-days weather |
Geography
Trail City is located at 45°28'21"N 100°43'32"W (45.4724900, -100.7254200).
Trail City map
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Weather
32°F
Partly Cloudy
5 to 9 mph SW
Friday Night
Partly cloudy, with a low around 32. Southwest wind 5 to 9 mph.
7-Day Forecast
Trail City zip code is 57657.
County name: Corson, County
fips: 46031
Closest post offices linked to Trail City.
| Post Office Name | City | ZIP |
|---|---|---|
| Trail City Post Office | Trail City (SD) | 57657 |
Other cities in Dewey County
Cities, towns, neighborhoods & other populated places in Dewey County , SD.
| City Name | Population | Title |
|---|---|---|
| North Eagle Butte | 1,954 | Census designated place in Dewey County, South Dakota, United States |