Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site on September 23, 2026.
Summit County, Colorado, has about 31,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Summit County is held at the county jail, run by the Summit County Sheriff's Office, and the jail's record of each person held is a public record. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, the jail, who books people, state prison and common questions.
Related guides: Summit County public records, Summit County arrest records, Summit County warrants, Summit County criminal records, Summit County court records, Colorado arrest records and Colorado inmate search.
Finding Someone in Custody in Summit County
A person kept in custody after an arrest in Summit County is held at the county jail, run by the Summit County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Summit County Sheriff's Office at summitcountyco.gov/services/sheriff/divisions/detentions_division/i... (page title: Summit County, CO), which answered when SearchSystems opened it on September 23, 2026.
That page is the office's jail information page rather than a roster.
The Summit County Jail by the Numbers
On an average day in 2025 the jail held about 30 people, down from about 52 in 2019. Its rated capacity in 2025 was 93 beds, and it ran at 32 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Summit County has about 31,000 residents (2024 Census Bureau estimate), so the jail holds about 10 people for every 10,000 residents.
Who Books People Into the Summit County Jail
The Summit County Sheriff's Office and the agencies that report for Silverthorne, Breckenridge, Frisco, Dillon and Blue River make the arrests that end in a booking in Summit County.
The largest arrest counts reported to the FBI were Keystone's 1,185 for 2025, the Summit County Sheriff's Office's 515 for 2025 and Breckenridge's 198 for 2025.
Together, the six agencies in Summit County with all twelve months of 2025 on file reported 2,264 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Summit County arrest records.
From the Jail to State Prison
The jail holds people awaiting trial and people serving short sentences. A person sentenced to prison in Summit County serves the sentence in a facility of the Colorado Department of Corrections, whose inmate locator is at cdoc.colorado.gov.
Frequently Asked Questions
How do I find an inmate in Summit County?
Ask the Summit County Sheriff's Office; its jail page SearchSystems verified is at summitcountyco.gov.
How many people are in the Summit County jail?
About 30 on an average day in 2025, the latest year in the Vera Institute's jail data, against a rated capacity of 93 beds.
Where do people sentenced to prison in Summit County go?
To a facility of the Colorado Department of Corrections; its inmate locator is at cdoc.colorado.gov.
Is this the official Summit County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.