Fort Collins city, Colorado
Official LSAD Designation: Fort Collins city • Census GEOID: 0827425
• Larimer County
Demographics & Population Profile
Population and demographics for Fort Collins city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 171,500 | — | 2025 | Census |
| Median Age | 30.9 yrs | ±0.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 71,768 | ±893 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).