Costilla County
Parcel & Property Data
About This Data
LandBrief holds 64,592 parcel records for Costilla County, sourced from county records. Each includes the parcel boundary, and — where the county publishes them — owner, situs address, acreage, assessed values and legal description.
Data from the Costilla County assessor roll dated February 2024, loaded August 2026. See data sources for every county’s vintage.
Explore Costilla County
Costilla County by the Numbers
- Median parcel size
- 4.7 acres
measured from mapped boundaries - 90th-percentile parcel
- 6.4 acres
- County land area
- 785,660 acres
U.S. Census measurement - Communities
- 11
82.7% of parcels outside any incorporated place
Who Owns Costilla County?
Share of the county’s 64,592 parcels by the kind of owner on record. Classified from owner names, so the boundaries are approximate; an entity the rules cannot place counts as an individual.
| Owner type | Share of parcels |
|---|---|
| Individuals | 66.6% |
| Companies & organizations | 12.6% |
| Trusts & estates | 5.9% |
| Government | 12.7% |
| Other / unclassified | 2.2% |
The largest owner on record is COSTILLA COUNTY with 5,768 parcels — see the full landowner leaderboard.
Parcel Records (~64,592 total)
| Parcel ID | Owner | Address | City | Acreage |
|---|---|---|---|---|
| 71515820 | EL-BARQ KAMEL | — | Unincorporated | 4.55 † |
| 71515140 | LEE, MARGARET L., LINDA D. ARDIS & CHADD S. UNRUH (JT) | — | Unincorporated | 4.71 † |
| 71515150 | EL-BARQ KAMEL | — | Unincorporated | 4.54 † |
| 71515160 | EL-BARQ KAMEL | — | Unincorporated | 4.86 † |
| 71518470 | BARRAZA, JAMES AGUSTIN & CHELCEY ANDREA BARRAZA (JT) | — | Unincorporated | 4.88 † |
| 71518460 | STEPHANY, NORMAN & NANCY (JT) | — | Unincorporated | 4.58 † |
| 71518450 | SINGER LAND FUND LLC | — | Unincorporated | 4.94 † |
| 71518440 | LEFRANCOIS MELODY ROSE | — | Unincorporated | 4.32 † |
| 71517680 | CHICO SYLVIA VENTURA | — | Unincorporated | 4.73 † |
| 71517690 | ALL FINANCE LLC | — | Unincorporated | 4.88 † |
Download Costilla County parcel data
All 64,592 parcels in Costilla County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.
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Frequently Asked Questions
How many parcels are in Costilla County?
The Costilla County assessor roll on file records 64,592 parcels across 11 communities, with 82.7% lying outside any incorporated place.
Who owns the most land in Costilla County?
COSTILLA COUNTY holds 5,768 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.
What is the typical parcel size in Costilla County?
Measured from mapped boundaries, the median parcel is 4.7 acres, and nine parcels in ten are under 6.4 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.
How much of Costilla County is government-owned?
Government entities — federal, state, and local — hold 12.7% of the county’s parcels, classified from owner names on the roll.
How current is this data?
It comes from the Costilla County assessor roll dated February 2024. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.
Browse by City (11)
64,592 parcels across 11 communities in Costilla County.