This office assists the citizens in providing for the health, safety, and welfare of Gillespie County residents and the environment.  Gillespie County is dedicated to the safety and welfare of all property owners.  The completion of all permit applications ensures that regulations set forth by the governing entities are in compliance with all standards.  Property owner or assigned designated agent can obtain all required applications.

Please contact this office prior to construction to obtain a Development & Floodplain Permit to determine if any floodplain issues exist.  


Please contact this office to obtain an On-Site Sewage Facility (OSSF) "Septic" Permit or a Gillespie County Site Evaluator / Installer List

* 101 West Main St. Mail Unit 9 Room B-101 *
* Fredericksburg, TX 78624-3700 *
* Phone 830-997-8191 * Fax 830-997-9867 *

Email:  (for septic permitting issues)

Email:  (for floodplain issues)

Gillespie County On-Site Sewage Facilities (OSSF) /
Septic Permits and Development / Floodplain Permits Office


Dwayn Boos, Designated Representative
Sanitation / Floodplain Administrator 


Elisa Kay, Clerical Assistant


Linda Page, Assistant Designated Representative

Office Hours:   Monday - Friday
8:00 A.M. - 12:00 P.M.  
12:00 P.M. - 1:00 P.M. OFFICE IS CLOSED
1:00 P.M. - 5:00 P.M.

For Information about On-Site Sewage Facilities (OSSFs):
A Helpful Resource to Contact is the Texas Commission on Environmental Quality (TCEQ) - Phone 512-239-2335 or visit: 

For Information about Wells:
Please Contact the
Hill Country Underground Water Conservation District (HCUWCD) -
Phone 830-997-4472 or visit:


For Information or to get Questions Answered about Subdivisions of Land, please contact Subdivision Compliance Inspector Wayne Wells at 830-998-0163.