Professional Tour Guide Association of San Antonio Corporate Member --

The Guenther House


The Guenther House --
Home of Pioneer Flour Mill Founder
Carl Hilmar Guenther

Restored and opened to the public in 1988 as a museum, restaurant, gift shop, and banquet facility.


Pioneer Flour Mills is the oldest continuously owned and operated flour mill in the United States having been owned by the same family since it was first constructed in 1859.

Special events are available. Tours must be scheduled in advance. Tour bus parking is available.

205 East Guenther Street
San Antonio, TX 78204

Phone: 210-227-1061
FAX: 210-351-6372


Key Personnel

Donna Vaughan, Director
Dorian Mills, Restaurant Manager
Susan Johnson, Special Events Coordinator
Nancy Cato, San Antonio River Mill Store Manager

A museum, restaurant, gift shop, and banquet facility located in downtown San Antonio