Waterfalls, swimming holes, fishing, and a sandy lake beach — all on the shoreline of Center Hill Lake.
Address: 82 Beach Road
Rock Island, Tennessee 38581
Note: Admission is free. The park office has a map. Regular closings are common. Call ahead to confirm park and trails are open.
Tucked into the Highland Rim where the Caney Fork, Collins, and Rocky Rivers converge at the headwaters of Center Hill Lake, Rock Island State Park is 883 acres of rugged limestone gorges, thundering waterfalls, deep swimming holes, and some of the most dramatic river scenery in all of Middle Tennessee. And here’s the thing that still surprises people when I tell them: it’s completely free to enter.
The park sits roughly an hour and a half east of Nashville, making it a perfectly doable day trip — though once you see the cabins right on the water and realize you could wake up to the sound of the river, you’ll start rethinking that plan. For anyone living in or relocating to Middle Tennessee, Rock Island belongs on the short list of places that will make you deeply grateful for where you landed.
What follows is everything you need to know before you go — the waterfalls, the trails, the swimming, the history, and a few things the official brochure doesn’t quite tell you.
THE MAIN ATTRACTIONS
The Waterfalls You Came For
Great Falls
A 30-foot horseshoe-shaped cascade that thunders into the Caney Fork Gorge below the remnants of a 19th-century cotton textile mill. This is the park’s signature image — and it earns it completely. The falls are accessible via the Old Mill Gorge Trail or the Upstream Trail, and the historic mill ruins just above add an unexpected layer of history to a scene that’s already extraordinary.
Twin Falls
This one is hard to explain until you see it. Twin Falls doesn’t flow down a riverbed — it emerges directly from within the gorge wall itself, pouring out of the limestone cliff face in two parallel curtains and plunging into a deep turquoise pool below. It’s a byproduct of the Great Falls Dam built in 1917, and it may be the most visually surreal waterfall in the state. The overlook at the end of Powerhouse Road delivers the full-frontal view.
Other Things to See and Do at Rock Island State Park
- Hiking. The park has nine hiking trails with the Caney Fork Gorge area located below the dam being a very popular area for rock hopping, swimming and fishing. This beautiful limestone gorge runs between the Great Falls Dam and the Twin Falls.
- Picnicking. There are four picnicking areas and four reservable pavillions within Rock Island equipped with tables, grills, drinking water, and restrooms.
- Camping. 60 Campsites — RV hookups + primitive tent sites, spread across two campgrounds
- Swimming. Swimming and wading are popular activities at Rock Island. There are multiple areas in the park where swimming is allowed, including a natural sand beach located on the headwaters of the beautiful Center Hill Lake.
- Fishing. The park sits at the confluence of three rivers and on the headwaters of one of Tennessee’s most beloved reservoirs. There’s a free launch ramp on Center Hill Lake and additional ramps on both the Caney Fork and Collins Rivers. The “Blue Hole” area on Center Hill Lake is considered one of the finest fishing spots in the state, particularly for walleye, which use it as a spawning ground. Bass, catfish, and crappie are regular catches throughout the park’s water.
- Boating. Our launch ramp on Center Hill Lake and other ramps closeby on the Caney Fork and Collilns Rivers offer access for great recreational boating. Rock Island is known for it’s whitewater kayaking and has hosted international freestyle kayaking events.
- Kayaking & Paddleboarding. By waterfalls – need we say more?
Rock Island State Park is the kind of Tennessee treasure that locals tend to keep to themselves — not out of selfishness, but because it genuinely feels like a secret worth protecting. Waterfalls that emerge from cliff walls. Gorges carved by rivers older than memory. A sandy lake beach where the hills go on forever in every direction.
Whether you’re already living in Middle Tennessee and looking for your next weekend adventure, or you’re somewhere else entirely and wondering what life here actually looks like — Rock Island is a good answer.
