Texas · FIPS 48193 · County seat: Hamilton
Hamilton County, TX GIS & Parcel Viewer
Use this page to reach the official county parcel map for Hamilton County, Texas. The button below opens the Hamilton 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 Hamilton County parcel map ↗
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Quick facts
| Official map | Hamilton County appraisal district map |
|---|---|
| Type | Appraisal district map (county level) |
| Website | gis.bisclient.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Hamilton |
| Population | 8,619 (2023 Census Bureau estimate) |
| Land area | 836 sq mi |
| FIPS code | 48193 |
Where the parcel data comes from
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 Hamilton County. Our October 2026 check found the map open to the public, with no account or payment needed.
How to use the Hamilton County viewer
- Open the link. In Texas, each county's appraisal district (CAD) values property for local taxing units, and this is the CAD's public map.
- Search by owner, address or property ID. The property ID is the account number the CAD uses on its records.
- Click a parcel on the map to bring up its account summary.
- Use the account details to look up values or the full appraisal record on the CAD's site.
Many parcel sites expect owner names last name first. If a full name finds nothing, try just the surname.
About Hamilton County
Hamilton County had an estimated 8,619 residents in 2023, according to the Census Bureau. With about 836 square miles of land, that works out to roughly 10 people per square mile. Among Texas's 254 counties, it is the 175th largest by population. Hamilton serves as the county seat.
Neighboring counties
Parcels close to the edge of Hamilton County can fall in the next county over. Neighboring counties:
A note on accuracy
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.