Interactive Maps


Launch County Map Launch FEMA Floodplain Map

Geographic Information Systems Data

Geographic Information Systems are central information stores for the County. A major component of the County's Enterprise GIS is the central ArcSDE geodatabase which supports desktop GIS users and web based applications. The County's GIS Department develops web based intranet applications to distribute GIS data to County employees via web browsers to increase users access to updated GIS data. By delivering data in this format it saves the County money and increases access to the data.


GIS Resources

GIS technology is used in many diciplines. In addition to the County's own Interactve maps and data downloads there are many other resources for information and background education. These are easily accessible on the internet.

These sites are not endorsed or sponsored by Williamson County, but are provided as a resource to the public.


Inner Loop Annex
GIS Department

301 SE Inner Loop
, Suite 107
Georgetown, TX 78626
Phone: (512) 943-3707
Driving Directions

Download PDF Map

Business Hours:

8am to 5pm Monday - Friday

Click here
for full contact information.

General Questions/Inquiries
GIS Staff

GIS Manager
(512) 943-1474

Teresa Baker
(512) 943-3707
Addressing Page

Chris Davis
Elections Administrator
(512) 943-1630
Elections Page

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