Gillette city, Wyoming
Official LSAD Designation: Gillette city • Census GEOID: 5631855
• Campbell County
Gillette city is an incorporated city in Campbell County, Wyoming. According to official records from the Census (2025), Gillette city had an estimated population of 34,024 residents. Official Census Bureau geographic records classify this community under LSAD designation Gillette city (GEOID 5631855).
Local Government Administration U.S. Census Bureau GMAF
City Of Gillette
Municipal
Official Title:
Planning Manager
Address:
PO BOX 3003, GILLETTE WY 82717-3003
County Of Campbell
County
Official Title:
Commissioner
Address:
500 S GILLETTE AVE, GILLETTE WY 82716-4239
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 34,024 | 2025 |
| Median Household Income | $81,316 | 2020-2024 |
| Median Home Value | $264,500 | 2020-2024 |
| Land Area | 23.34 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).