Here at The Williamson Central Appraisal District, we strive to provide you with knowledgeable service. Our office will be closed for the Independence Day holiday Monday, July 4th. We apologize for any inconvenience this causes you, but we will be back open and ready to assist you at 8 AM on Tuesday, July 5th.

The Protest Deadline for most property owners in Williamson County was May 16th, 2022. Per Texas Property Tax Code 41.44(a)(1), WCAD cannot accept a late protest. You may petition the ARB, with good cause, to accept a late protest by using the late protest form at

If your Notice of Appraised Value was dated after April 17th, 2022, refer to the Notice for your protest deadline.

Data Downloads

WCAD’s new data page can be found here.
The old format can be found here.
We will be switching exclusively to the new format on March 1, 2021.


Here are a few documents that might be helpful:

Certified/Supplement Roll File Layout
Property Data Export File Layout
Additional Open Records File Layout
File Layout for the tables updated daily