San Marcos Aquatic Resources Center
Southwest Region


We welcome anyone interested to come to the Center for a tour of our facility.

Visitor Hours

Monday through Friday - 7:30 a.m. to 4:00 p.m.
Saturday & Sunday - Closed
Federal Holidays - Closed

Driving Directions

Located adjacent to IH35 on the south side of San Marcos. From IH35 take the McCarty Lane Exit 201. Go west on McCarty Lane about 0.1 miles and turn left into the Center.


For questions on tours, or to arrange a guided tour, contact the center at (512) 353-0011 to set a time for your tour. We will show you around our facility and introduce you to each of the endangered and threatened species for which we provide a refugium.

The Center does accept school group tours; however, please call ahead to coordinate large tour groups. Self-guided tour are not available, however small groups generally can be provided unscheduled tours between the hours of 7:30AM to 4PM.

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Last updated: December 31, 2015