San Antonio River Authority

It’s the People’s Choice! Help us choose the 2025 River Clicks People’s Choice Winner. View our Finalist gallery and vote for your favorite photo. Voting closes July 15. 

A raccoon in a tree

About Us

What does the San Antonio River Authority do?

Funded by property taxes, the River Authority upholds a commitment to “providing safe, clean and enjoyable creeks and rivers,” which in its 83 years has led to a multitude of partnerships, research initiatives, and projects that integrate public health with ecosystems and sustainability with economic development.

Hiking, Biking, Paddling & River Recreation

Parks & Trails

There is an emerald heart in South Texas that beats to a rhythm of exploration, tranquility and adventure. Your San Antonio River has that pulse, and the San Antonio River Authority is inviting you to discover every facet of this gem’s green spaces, flowing waters and cultural heritage.

Virtual Tour

San Antonio to Seadrift - Kayak Through Bexar County

Learn About The San Antonio River

Serving Bexar, Wilson, Karnes and Goliad Counties

Learn more about preserving, protecting and experiencing our river. Explore our website for a deeper dive into the bounty of natural, recreational, cultural and family opportunities waiting for you along the 240-mile course of the San Antonio River.

Square Mile Jurisdiction
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Dams Operated & Maintained
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Average Annual Tax
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Acres of Parks
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South Texas Natives: Black-bellied Whistling Duck

Photo Credit: Adam Jackson (iNaturalist CCO) Have you ever been walking along the San Antonio River and heard whimsical whistling? You might have encountered the beloved Black-bellied Whistling Duck (Dendrocygna

Flow into Summer: Discover Your River during National Rivers Month

There’s a rhythm to a river that speaks to all of us—calming, powerful, and full of life. This June, as we celebrate National Rivers Month, we invite you to pause

Honoring Freedom, History, and Nature: The Legacy of Hendrick Arnold

As we approach Juneteenth—a time to reflect on freedom, resilience, and the stories of Black Americans—it’s especially meaningful to shine a light on Hendrick Arnold Nature Park. This peaceful stretch

Events Calendar