Texas · FIPS 48477 · County seat: Brenham
Washington County, TX GIS & Parcel Viewer
Parcel lookups for Washington County start at the Washington County appraisal district map. This page gives you that official link, notes on how the viewer works, and links to the counties next door.
Open the Washington County parcel map ↗
Opens washingtoncad.org in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Washington County appraisal district map |
|---|---|
| Type | Appraisal district map (county level) |
| Website | washingtoncad.org |
| Access | Free, no login (checked Oct 2026) |
| County seat | Brenham |
| Population | 37,007 (2023 Census Bureau estimate) |
| Land area | 604 sq mi |
| FIPS code | 48477 |
Who runs this map
The source here is the Washington County appraisal district. Texas law gives these districts the job of valuing property for every local taxing unit in the county. As of our October 2026 test, anyone could open it without signing in or paying.
Searching for a parcel, step by step
- 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.
The county in brief
Census Bureau figures put Washington County at about 37,007 people (2023 estimate) on roughly 604 square miles of land, which is about 61 residents per square mile. Among Texas's 254 counties, it is the 86th largest by population. The county seat is Brenham.
Nearby parcel maps
Parcels close to the edge of Washington County can fall in the next county over. Neighboring counties:
Maps vs. surveys
Online parcel lines are drawn for tax and planning use. They can be off by several feet, so use a recorded plat or a licensed surveyor for fences, setbacks or a sale.