Texas · FIPS 48007 · County seat: Rockport
Aransas County, TX GIS & Parcel Viewer
Aransas County, Texas parcel data lives on the Aransas County appraisal district map. Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the Aransas County parcel map ↗
Opens gis.bisclient.com in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | Aransas County appraisal district map |
|---|---|
| Type | Appraisal district map (county level) |
| Website | gis.bisclient.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Rockport |
| Population | 25,374 (2023 Census Bureau estimate) |
| Land area | 252 sq mi |
| FIPS code | 48007 |
Who runs this map
The source here is the Aransas County appraisal district. Texas law gives these districts the job of valuing property for every local taxing unit in the county. When we tested the link in October 2026 it opened with no login and no fee.
Finding a property on this map
- 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.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
Aransas County by the numbers
Aransas County had an estimated 25,374 residents in 2023, according to the Census Bureau. With about 252 square miles of land, that works out to roughly 101 people per square mile. Among Texas's 254 counties, it is the 102nd largest by population. Census maps also count about 276 square miles of water inside its boundary. The county seat is Rockport.
Neighboring counties
Aransas County shares a border with the counties below. Each link has its own official map:
A note on accuracy
Treat the map as a guide, not a boundary survey: parcel outlines are often shifted a bit from the real corners. A licensed surveyor settles exact lines.