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Tax Home Page

Over 65 Resources

Disabled Person

Tax Department Locations


Property Tax Forms

The following forms are processed by Williamson County Tax Assessor/Collector's Office

Automatic Annual Bank Draft Authorization Form

Automatic Bank Draft Authorization Form for Over 65/Disabled Quarter Installment Payments

Motor Vehicle Automatic Payment Agreement Form 

Automatic Bank Draft Cancellation Form

Dealer Automatic Bank Draft Cancellation Form


The following forms are processed by Williamson Central Appraisal District. If there are any questions please contact their office at 512-930-3787 or visit their forms page by clicking here.

Application for Residence Homestead Exemption

Disabled Veteran's or Survivor's Exemption Application

Notice of Property Tax Protest

Property Tax Protest and Appeal Procedures

Business Personal Property Rendition of Taxable Property

Address/Name Change Form 

To view more property tax forms, please visit Williamson Central Appraisal District's website.


Office Calendar and the new Round Rock tax office location

Tax Office Calendar

Click here to see a calendar of upcoming office closures and important dates.

Regular Office Hours

Georgetown, Round Rock, Cedar Park
Monday 8:00 a.m.- 5:30 p.m.
Tuesday thru Friday 8:00 a.m- 4:30 p.m.

Monday thru Friday 8:00 a.m.- 5:00 p.m

Payment drop boxes located inside office lobbies.

 The Georgetown office is the only location with an outside night deposit drop box.

   Mailing address for correspondence and payments

Williamson County Tax Office
904 S. Main Street
Georgetown, TX 78626

Checks and money orders should be made payable to Larry Gaddes, CTA.
Payments made by check may be converted to an electronic funds transfer.
Failure to use correct mailing address will cause processing delays.

Williamson County Courthouse
710 Main Street Georgetown, TX 78626
Main Telephone: (512)943-1100
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