Sidney city, Nebraska
Official LSAD Designation: Sidney city • Census GEOID: 3145295
• Cheyenne County
Sidney city is an incorporated city in Cheyenne County, Nebraska. According to official records from the Census (2025), Sidney city had an estimated population of 6,432 residents. Official Census Bureau geographic records classify this community under LSAD designation Sidney city (GEOID 3145295).
Local Government Administration U.S. Census Bureau GMAF
City Of Sidney
Municipal
Official Title:
Mayor
Address:
PO BOX 79, SIDNEY NE 69162-0079
County Of Cheyenne
County
Official Title:
County Clerk
Address:
PO BOX 217, SIDNEY NE 69162-0217
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 6,432 | 2025 |
| Median Household Income | $54,734 | 2020-2024 |
| Median Home Value | $139,400 | 2020-2024 |
| Land Area | 7.48 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).