Sweetwater County, Wyoming
Sweetwater County is a county in Wyoming. Its county FIPS code is 56037. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 56037
- Representative coordinates
- 41.660328, -108.875677
- County type
- County
- County seat or government
- Green River
- Resident population, July 2025
- 41,267
- Land area
- 27,005.754 km²
- Water area
- 166.23 km²
- State
- Wyoming
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Sweetwater County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
82301 · 82322 · 82336 · 82901 · 82929 · 82932 · 82934 · 82935 · 82938 · 82942 · 82943 · 82945
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Sweetwater County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Arrowhead Springs CDP, WY
- Bairoil town, WY
- Clearview Acres CDP, WY
- Eden CDP, WY
- Farson CDP, WY
- Granger town, WY
- Green River city, WY
- James Town CDP, WY
- Little America CDP, WY
- McKinnon CDP, WY
- North Rock Springs CDP, WY
- Point of Rocks CDP, WY
- Purple Sage CDP, WY
- Reliance CDP, WY
- Rock Springs city, WY
- Superior town, WY
- Table Rock CDP, WY
- Wamsutter town, WY
- Washam CDP, WY
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.