Welcome to Great Gonzo’s Tubes
Open Friday to Sunday, throughout the Summer!
Gates open at 11:00am, shuttles dropoff tubers from 11:00am to 4:00pm, park gates lock at 7:00pm.

home of the $15 shuttle
VOTED “BEST in CALDWELL COUNTY”
free tube inflation with shuttle purchase
We encourage the use of non-disposable, re-usable containers here. There is no glass or styrofoam allowed on the river.
Free cooler tube with rental of 4 or more tubes.
PLEASE NOTE: We shuttle standard float tubes only. We do not shuttle rafts, large pool floats, over sized novelty floats, etc.
Tired of being hauled around in scalding hot school buses? – Our shuttles are FAST and AIR CONDITIONED.
Need a FREE cooler tube….rent 4 or more tubes from us and get one free.
We offer 1/2 the shuttle time and 3 times the fun
Great Gonzo’s Tubes is the not just the best San Marcos River tubing destination, we’re the best tubing experience in the Texas Hill Country. If you want the most convenient and most enjoyable float close to Texas State University, come check us out. We promise you won’t leave dissapointed.

Frequently Asked Questions
We open at 11 a.m. Friday through Sunday. We stop putting tubes in the river at 4 p.m. and close the gates at 7:00 p.m.
$15 shuttles per person / per tube
$25 tube and/or cooler tube rental w/ shuttle incl
(Free cooler tube with rental of 4 tubes)
$15 tube with bottom rental
Free tube fill up with shuttle
Free trash bags
It’s $15 per shuttle ride if you want to bring your own tube and just use the shuttle. Parking is free with shuttle purchase. And…..you can inflate it here for FREE with our fast and easy air pumps.
Bring plenty of sunscreen and water.
Sun glasses and a hat help. It can get awfully bright on the river.