Federal prisons in Colorado
The Federal Bureau of Prisons runs 4 prisons in Colorado. Pick one for its visiting hours and rules, the inmate mailing address, how to send money, what to wear, and the latest news. Not sure where your loved one is? Search the federal inmate locator.
| Prison | Security | City | People |
|---|---|---|---|
| FCI Englewood | Low | Littleton | 975 |
| FCI Florence with a minimum-security camp |
Medium | Florence | 1,427 |
| USP Florence ADMAX | Administrative | Florence | 401 |
| USP Florence - High | High | Florence | 799 |
Population from the BOP's own count, checked November 5, 2026.
Some of these are part of a federal correctional complex: FCC Florence. Mail and money always go to the exact prison, never the complex.