Sidney city, Nebraska
Official LSAD Designation: Sidney city • Census GEOID: 3145295
• Cheyenne County
Demographics & Population Profile
Population and demographics for Sidney city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 6,432 | — | 2025 | Census |
| Median Age | 41.9 yrs | ±1.2 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,113 | ±116 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).