SearchSystems Editorial

Reviewed and updated October 3, 2026 by the SearchSystems.net editorial team. Every office link on this page was opened and checked against the office's own website at review time.

About this guide

Costilla County is a county in Colorado with about 3,700 residents (2024 Census Bureau estimate). Its public records are not in one place: court cases, jail bookings, deeds, property values, vital records and records requests each belong to a different office. This guide names the office that holds each kind of record, links to its own website and gives the phone number and address where the office publishes them. SearchSystems verified 4 county office pages for Costilla County, every one opened and checked, and lists 4 more whose site blocks automated checks.

In this guide: Where the records live, Jail and arrests, Court records, County Clerk, Deeds and property, Vital records, District Attorney, Records requests, Statewide sources, More directory links, Cities and towns, Other counties and Questions.

Where Costilla County public records live

Each kind of Costilla County record is kept by a different office. The list below names the office SearchSystems verified for each one; the sections that follow give its phone, address and hours where the office publishes them.

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Arrests, jail and inmate lookups in Costilla County

A person arrested in Costilla County is booked into the jail, and the booking record (name, charges, bond and the next court date) is public in most cases. The office below is the one SearchSystems verified for jail and inmate information in Costilla County.

  • Website: costillacounty.gov/sheriff
  • Checked: October 2, 2026, the site blocks automated checks (HTTP 403), and the page was found in a live search index on October 3, 2026; open it directly in a browser.

Jail rosters usually show the people in custody now. Once a person is released, the case continues in the court records below.

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Court records and case lookups in Costilla County

Civil, criminal, family, probate and traffic cases filed in Costilla County are kept by the clerk of the court that heard them. Many courts offer an online case search; the page below is the one SearchSystems verified for Costilla County.

  • Website: coloradojudicial.gov/location/costilla-combined-court (page title: Costilla Combined Court | Colorado Judicial Branch)
  • Phone: 719-672-3681
  • Address: 2026 Learn More Costilla Combined Court Address 304 Main Street P.O. Box 301 San Luis, CO 81152
  • Hours: Monday through Friday 8:00 a.m. - 4:00 p.m.
  • Checked: September 23, 2026, the page answered.

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County Clerk of Costilla County

The county clerk is the county's record keeper. What the office holds differs by state: in some states it files marriage licenses and vital records, in others deeds, court papers or the meeting records of the governing board. Its own website below says what it holds in Costilla County.

  • Website: costillacounty.gov/clerk-recorder
  • Checked: October 2, 2026, the site blocks automated checks (HTTP 403), and the page was found in a live search index on October 3, 2026; open it directly in a browser.

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Deeds, land records and property values in Costilla County

Two offices share property records. The recording office files deeds, mortgages, liens and the other documents that affect title to land in Costilla County. The assessment office sets the taxable value of each parcel and usually offers a free parcel search by address or owner name.

Recorded documents: Clerk and Recorder

Property values: County Assessor

  • Website: costillacounty.gov/assessor
  • Checked: October 2, 2026, the site blocks automated checks (HTTP 403), and the page was found in a live search index on October 3, 2026; open it directly in a browser.

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Birth, death and marriage records in Costilla County

Certified copies of birth and death certificates for events in Costilla County are issued by the office below. The Colorado state vital records office also issues certified copies for any event in the state.

  • Website: cdphe.colorado.gov/vitalrecords (page title: Birth, death, and other vital records | Colorado Department of Public Health and Environment)
  • Phone: 866-632-2604
  • Checked: September 23, 2026, the page answered.

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District Attorney for Costilla County

The District Attorney is the office that prosecutes criminal cases in Costilla County. The case files themselves are court records (above); the prosecutor's office handles victim services and questions about pending prosecutions.

  • Website: coloradojudicial.gov/courts/trial-courts/costilla-county (page title: Costilla County | Colorado Judicial Branch)
  • Phone: 719-589-7626
  • Address: 304 Main Street P.O. Box 301 San Luis, CO 81152
  • Hours: Monday-Friday: 8:00 a.m. - 4:00 p.m.
  • Checked: September 30, 2026, the page answered.

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Public records requests to Costilla County

Every state has a public records law that applies to county offices. A record that is not posted online is requested from the office that holds it. Many counties run one request page for every department; it is listed below when SearchSystems verified one for Costilla County.

  • Website: coloradojudicial.gov/node/9167 (page title: Record/Document Request Form | Costilla County | Colorado Judicial Branch)
  • Checked: September 23, 2026, the page answered.

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Statewide Colorado sources

Some records are kept by the state rather than the county. These are the Colorado state offices SearchSystems verified; each link opens the state office's own page.

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These links come from the SearchSystems directory for Costilla County and were opened again on October 2, 2026. Each one still answers.

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Cities and towns in Costilla County

Costilla County has 2 incorporated cities and towns (2024 Census Bureau count, population in parentheses). City records such as council minutes, permits, business licenses and police reports are kept by each city; the records on this page are county records whatever the city.

  • San Luis (628)
  • Blanca (342)

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Costilla County Arrest Records

The Costilla County arrest records guide names the agency that reports arrests to the FBI here. It also says where a person arrested here is held, how to find out about an arrest and how to get a copy of the report.

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Costilla County Records Guides

SearchSystems has nine more guides to Costilla County, each written from the county's own offices and figures: Costilla County warrants (who issues and serves them, where a person arrested on one is held, how to check for one), Costilla County inmate search (the jail page of the Costilla County Sheriff's Office, the jail numbers and who books people), Costilla County criminal records (the court file, the Colorado criminal history and the local arrest records), Costilla County court records (which court hears what, the case search and who keeps the files), Costilla County police reports (which agency holds a report and what the Colorado Open Records Act requires), Costilla County traffic tickets (which court takes the ticket, who writes them and the driving record), Costilla County DUI (the DUI law, the arrest, the court case and the license case), Costilla County divorce records (which court holds the file and how a certified copy is had) and Costilla County property records (deeds, assessed values, permits and evictions).

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Frequently Asked Questions

Is this the official Costilla County website?

No. SearchSystems.net is an independent public records directory, online since 1997. It links to the official offices listed above; SearchSystems does not hold records, charge for them or take requests.

Where do I look up a court case in Costilla County?

The court records page SearchSystems verified for Costilla County is at coloradojudicial.gov, phone 719-672-3681. A case number finds a case fastest; a name search returns every case with that name.

How do I get a birth or death certificate for Costilla County?

From the office SearchSystems verified for Costilla County vital records at cdphe.colorado.gov/vitalrecords, phone 866-632-2604, or from the Colorado state vital records office.

How do I request a public record from Costilla County?

Through the records request page at coloradojudicial.gov/node/9167. A record that is not covered there is requested from the office that holds it.