Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and October 2, 2026.
Costilla County, Colorado, has about 3,700 residents (2024 Census Bureau estimate). The title to a parcel in Costilla County is in the deed records of the Clerk and Recorder and its taxable value is set by the County Assessor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, evictions and court cases, records requests and common questions.
Related guides: Costilla County public records, Costilla County arrest records, Costilla County warrants, Costilla County inmate search, Costilla County criminal records, Colorado arrest records and Colorado inmate search.
Deeds, Mortgages and Liens in Costilla County
Deeds, mortgages, liens and easements that affect title to land in Costilla County are recorded by the Clerk and Recorder, which indexes them by name and sells copies.
SearchSystems opened and checked the Clerk and Recorder's page at costillacounty.gov/clerk-recorder/page/recording (page title: Recording | Costilla County CO), phone (719) 937-7671, 400 Gasper Street San Luis, CO 81152, a site that blocks automated checks (HTTP 403), so open it in a browser.
Assessed Values and the Tax Roll in Costilla County
The County Assessor sets the value each parcel in Costilla County is taxed on and keeps the parcel maps. Colorado reassesses every property in odd-numbered years, so the value on a tax notice is set for two years at a time.
SearchSystems opened and checked the County Assessor's page at costillacounty.gov/assessor (page title: Assessor | Costilla County CO), phone (719) 672-3372, 352 Main Street, San Luis, CO 81152, a site that blocks automated checks (HTTP 403), so open it in a browser.
Evictions and Court Cases About Land in Costilla County
Court cases about land from Costilla County, evictions among them, are filed in the County Court or the Costilla County District Court.
The court records page SearchSystems verified for the county is at coloradojudicial.gov/location/costilla-combined-court, phone 719-672-3681.
Asking a County Office for a Record
Under the Colorado Open Records Act a county office must answer a request 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. The county records request page SearchSystems verified is at coloradojudicial.gov/node/9167 (page title: Record/Document Request Form | Costilla County | Colorado Judicial Branch).
Frequently Asked Questions
Who records deeds in Costilla County?
The Clerk and Recorder.
Who sets the assessed value of a property in Costilla County?
The County Assessor.
Where are evictions from Costilla County filed?
In the County Court. The file is public unless the court seals it.
How is property assessed in Colorado?
Colorado reassesses every property in odd-numbered years, so the value on a tax notice is set for two years at a time.
Is this the official Costilla 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.