The Protest Deadline for most property owners in Williamson County was May 15, 2023.

See your Notice of Appraised Value for your specific deadline.

Per Texas Property Tax Code 41.44(a)(1)

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:

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