Shell Island

Seven miles of untouched barrier island

Shell Island is an undeveloped barrier island lying between St. Andrew Bay and the Gulf of Mexico, roughly seven miles long and reachable only by water. There are no roads, no shops, no restrooms, and no shade structures — just dunes, sea oats, pines, and beach in both directions. Most of the island falls within St. Andrews State Park's protection, which is why it has stayed wild.

Getting there

The easiest route is the seasonal Shell Island Shuttle, which departs from inside St. Andrews State Park (spring through early fall) and crosses the channel in a few minutes. Pontoon and boat rentals from the Grand Lagoon marinas are the do-it-yourself option and let you work the calmer bay side. Kayaking across the channel is possible but only sensible for experienced paddlers — the pass carries real boat traffic and current.

What you'll find

The island is named honestly: sand dollars, whelks, olive shells, and cockles turn up along the bay-side flats, especially after a falling tide. Bottlenose dolphins work the channel and grass flats daily and often approach boats on their own (keep distance and never feed them — it's illegal and harms the animals). The interior dunes host nesting shorebirds and sea turtles in season, so stick to the beach and posted paths.

Pack like there's nothing there — because there isn't

Bring everything: water (more than you think), sun shade, snacks, reef-safe sunscreen, and a bag to carry your trash back out. There are no facilities of any kind. Morning trips beat afternoon heat and afternoon sea breezes, and the last shuttle back is strictly timed — confirm the schedule when you board.