San Antonio River Foundation

Contact Us 

Mailing Address:
San Antonio River Foundation
PO Box 830045
San Antonio, TX 78283

Physical Address:
San Antonio River Foundation
100 E Guenther St
San Antonio, TX 78204
(in the San Antonio River Authority building)

Phone: 210.224.2694

General Email:

Office Hours: Monday – Thursday 8:30 a.m. - 5:30 p.m.

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San Antonio River Foundation, 100 East Guenther, San Antonio, Texas 78204 | 210.224.2694

The San Antonio River Foundation is a non-profit tax-exempt organization recognized under section 501(c)(3)
of the Internal Revenue Code and has been designated as a “public charity” under sections 509(a)(I) 170(b)(A)(VI).