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.
Alamosa County, Colorado, has about 17,000 residents (2024 Census Bureau estimate), and arrests there are reported to the FBI by the Alamosa County Sheriff's Office, one city agency and one campus agency. An arrest leaves the same records whoever makes it: the arresting agency's report, the record of anyone held at the county jail, and, if the District Attorney files charges, a case in the Alamosa County District Court. This guide says who keeps each one, what it costs and who may see it, with the arrest counts each agency reported.
This guide covers who makes arrests, how many arrests, booking and the jail, finding an arrest, copies, cities and common questions.
Related guides: Alamosa County public records, Colorado arrest records, Colorado inmate search and Colorado criminal records.
Who Makes Arrests in Alamosa County
The Alamosa County Sheriff's Office is the county agency that reports arrests to the FBI for Alamosa County. It reported 447 arrests for 2025.
One city in Alamosa County reports its arrests to the FBI separately:
- Alamosa, 9,906 residents: 806 arrests reported for 2025.
A city on that list is reported separately whether the officers are the city's own or the sheriff's under contract; the FBI's list does not say which.
The FBI's agency list also places one more agency in Alamosa County: Adams State University (campus police).
How Many Arrests Each Agency Reports in Alamosa County
Each agency reports its arrests to the FBI by month, and the FBI publishes them on the Crime Data Explorer. These are the full-year totals, all offenses, as the FBI held them on October 8, 2026; a year with months missing or not reported is left out.
- Alamosa: 806 for 2025, 864 for 2024, 774 for 2023, 760 for 2022, 800 for 2021 and 760 for 2020.
- Alamosa County Sheriff's Office: 447 for 2025, 350 for 2024, 377 for 2023, 347 for 2022 and 371 for 2021.
Together, the two agencies with all twelve months of 2025 on file reported 1,253 arrests that year. The same agencies with both 2025 and 2024 complete reported 1,253 in 2025 against 1,214 in 2024, up 3.2 percent.
Through June 2026, the two agencies with every month so far on file reported 663 arrests, against 648 in the same months of 2025.
Booking: Where People Arrested in Alamosa County Are Held
A person kept in custody after an arrest in Alamosa County is held at the county jail, whichever agency made the arrest, apart from the short stay some city departments' own holding cells allow; a person cited and released at the scene is not booked at all. The jail's record of each person held, with the charges, is a public record of the arrest, and the court file takes over from there.
On an average day in 2025 the jail held about 77 people, up from about 72 in 2019. Its rated capacity in 2025 was 163 beds, and it ran at 47 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
SearchSystems opened and checked the jail page of the Alamosa County Sheriff's Office at alamosacounty.org/244/County-Jail (page title: County Jail | Alamosa County, CO), phone 719-589-6608, which answered when SearchSystems opened it on September 23, 2026.
A sentence of more than a year is served in state prison; the Colorado Department of Corrections lists its inmates at cdoc.colorado.gov.
How to Find Out About an Arrest in Alamosa County
For Alamosa County the place to look is the case index of the Alamosa County District Court, which shows whether charges were filed and the next court date (the court records page SearchSystems verified is at coloradojudicial.gov/courts/trial-courts/alamosa-county, phone 719-589-7626).
Colorado is one of the states that lets anyone look up another person's statewide criminal history: the state runs an online name-based criminal history check open to the public, through the Colorado Bureau of Investigation. That record shows what agencies reported to the state, which is wider than one county's court index but can lag it.
Getting a Copy of an Arrest Record in Alamosa County
The report of an arrest is released by the agency that made it; the jail and the court hold their own records of the same event, but not the report. Under the Colorado Open Records Act the agency must answer within 3 working days, extendable to 7 when there are extenuating circumstances, and it may charge research and retrieval time after the first hour, plus copying.
- An arrest by the Alamosa County Sheriff's Office: ask its records unit, reached through the office at 719-589-6608.
- An arrest in Alamosa: the records unit of the agency that reports for that city.
- An arrest by Adams State University: the records office of the agency involved.
- The court file of a case that was filed: the Alamosa County District Court, through the court records page at coloradojudicial.gov, phone 719-589-7626.
- Any county record that is not posted: the county records request page SearchSystems verified is at alamosacounty.org (page title: 4 Alamosa County Public Records Request Form).
- Your own statewide record: a name-based or fingerprint-based request to the Colorado Bureau of Investigation.
Cities in Alamosa County: Who Reports the Arrests
The FBI lists a separate arrest reporting agency for one of the two cities in Alamosa County: Alamosa. Hooper has no separate reporting agency in the FBI's list.
Wherever in the county the arrest happens, a person kept in custody goes to the county jail and the case goes to the Alamosa County District Court.
Frequently Asked Questions
How many arrests are made in Alamosa County each year?
Alamosa reported 806 arrests to the FBI for 2025, and the two agencies with every month of 2025 on file reported 1,253 between them.
How do I find out if someone is in jail in Alamosa County?
Ask the Alamosa County Sheriff's Office at 719-589-6608; its jail page SearchSystems verified is at alamosacounty.org/244/County-Jail.
Where are people arrested in Alamosa County booked?
Those kept in custody go to the county jail, run by the Alamosa County Sheriff's Office; a person cited and released at the scene is not booked.
Are arrest records public in Alamosa County?
The court files of criminal cases are public, and so is the statewide criminal history kept by the Colorado Bureau of Investigation: the state runs an online name-based criminal history check open to the public. The arrest report itself is released by the agency that made the arrest, under the Colorado Open Records Act.
How do I get a copy of an arrest report in Alamosa County?
From the agency that made the arrest: the Alamosa County Sheriff's Office for its own arrests, or the agency that reports for the city where it happened. Under the Colorado Open Records Act the answer is due within 3 working days, extendable to 7 when there are extenuating circumstances; the county records request page SearchSystems verified is at alamosacounty.org.
Is this the official Alamosa 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.