10 Best Wild Swimming in Austin (Costs & Tips, 2026)

A three-acre spring-fed pool that holds a constant 68-70°F regardless of the Texas summer outside, right in the middle of Zilker Park — locals swim here year-round, not just in summer, which tells you everything about how good the water actually feels. Five dollars for non-residents, and it's the one swimming hole on this list you can reach without leaving the city.

A collapsed limestone grotto with a waterfall pouring into a jade-green pool below — genuinely one of the most photographed swimming holes in Texas, and reservations are required and cap daily visitors, so this isn't a spontaneous drive-up trip anymore. Expect to pay twice: a $12 online reservation fee per vehicle, then an $8-per-adult entrance fee at the gate (kids 12 and under free).

A granite-walled swimming hole tucked into a small canyon off Inks Lake itself, with free life jackets available at the park and a genuine no-wake zone across the whole lake that keeps it calm for swimmers rather than jet-ski traffic. Seven dollars for day-use entry, no reservation required, and spring-fed enough to stay reliably swimmable through the summer.

A short hike into the Greenbelt gets you to a set of limestone ledges the creek pours over in twin cascades, one of the few spots on this list that costs nothing but genuinely depends on recent rainfall — dry stretches can leave it reduced to a still pool. Free, but check recent rain and other swimmers' reports before the hike in.

The oldest swimming pool in Texas, spring-fed since the 1900s and still drawing from the same source today, with a grassy sunbathing lawn that makes it feel more like a neighborhood spot than a tourist stop. Five dollars for non-residents, cheaper than almost anywhere else on this list.

Two sets of limestone waterfalls sit inside a state park that's still technically within Austin's city limits, which makes this the rare swimming hole here that doesn't require a real drive out of town. Six dollars for a day pass, and the Upper Falls area is the more reliable swimming spot when water levels are decent.

A privately owned spring-fed property with a rope swing and a genuine cliff-jumping spot alongside the calmer main pool, plus a butterfly garden that makes it feel more cultivated than the wilder Greenbelt spots. Around $10 admission, cash-friendly small-operation vibe, about 45 minutes from downtown.

Cypress trees shade water clear enough to see straight to the bottom, and rope swings hang from the branches for anyone who wants more than a calm float — an online reservation is mandatory for the swim area during the May-to-Labor-Day season, with no walk-up admission even for non-swimmers. About $12 per person, roughly 40 minutes from Austin; hiking trails and picnic areas outside the swim zone stay reservation-free.

The Pedernales River cuts through layered limestone here, creating natural pools and chutes between the rock formations rather than one single swimming spot — strong currents after rain make it genuinely dangerous then, so this is a fair-weather, low-water destination specifically. Six dollars for a day pass (ages 13+), about an hour from downtown.

A Travis County park with almost three miles of Pedernales River frontage, this has become the go-to backup when Hamilton Pool's timed-entry slots are booked solid — same river, none of the reservation hassle. Five dollars cash for day use (it's cash-only), though conditions genuinely matter here: high current, discoloration, or a bacteria advisory after heavy rain upriver can rule out swimming for the day, so check recent conditions before you go.