Texas · FIPS 48443 · County seat: Sanderson
Terrell County, TX GIS & Parcel Viewer
Use this page to reach the official county parcel map for Terrell County, Texas. The button below opens the Terrell County appraisal district map in a new tab, so you can look up parcels by address, owner or parcel number on the source site itself.
Open the Terrell County parcel map ↗
Opens terrellcad.org in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | Terrell County appraisal district map |
|---|---|
| Type | Appraisal district map (county level) |
| Website | terrellcad.org |
| Access | Free, no login (checked Oct 2026) |
| County seat | Sanderson |
| Population | 687 (2023 Census Bureau estimate) |
| Land area | 2,358 sq mi |
| FIPS code | 48443 |
About the official source
In Texas, property values are set by appraisal districts rather than by the county government, so this map comes from the appraisal district that serves Terrell County. Our October 2026 check found the map open to the public, with no account or payment needed.
How to use the Terrell County viewer
- Press the button above to open the appraisal district's map. Texas appraisal districts set taxable values, so their maps tie each parcel to a property account.
- Look up a property by its owner, situs address or property ID.
- Click any lot to see the account number and basic details.
- Follow the record link, when there is one, for values and exemptions.
If an address search comes up empty, try the parcel number from a tax bill or deed instead, or click the lot on the map.
The county in brief
The U.S. Census Bureau estimated Terrell County's population at 687 in 2023, spread over about 2,358 square miles of land, or roughly 0.3 people per square mile. Among Texas's 254 counties, it is the 249th largest by population. The county seat is Sanderson.
Neighboring counties
Parcels close to the edge of Terrell County can fall in the next county over. Neighboring counties:
A note on accuracy
The lines you see online are approximate. They're good for finding a lot and its parcel number, but a legal boundary question needs the recorded plat or a surveyor.