Top 15 Things To Do in St. Marys, Georgia
A hush of salt air and Spanish moss—St. Marys sits where intracoastal creeks braid into open water, and that meeting of land and sea shapes the traveler's day. This guide stitches together the best ways to experience the tide‑shaped coastline: hands-on water activities like kayak tours and SUP at sunrise; boat tours that spy dolphins in the same channels where commercial fishing boats run; bike and e‑bike rides along the historic waterfront; and eco and sightseeing tours that unpack the region’s maritime history, wild horses, and birdlife. Use it to match an appetite for low-key wildlife viewing with practical tips on ferries, rentals, and seasonal weather.
Top 15 Things To Do in St. Marys
Ranked by number of available trips • Each activity type links to all experiences
Why St. Marys Belongs on Your Coastal Adventure Shortlist
If you arrive expecting one postcard stretch of Georgia beach, leave expecting a seasonal anthology. St. Marys is a seaside town that reads like a loose map of water‑first possibilities: quiet mornings on a SUP in a salt marsh, midday boat tours through narrow tidal channels, and golden hours watching dolphins stitch the horizon on a sightseeing tour. Cumberland Island—reached by a short ferry—is the gravitational center. Here, island ecology is raw and roaming: maritime forest, shelly beaches and the famous feral horses that belong in guidebooks. Closer to town, the St. Marys waterfront hums at a slower pace than larger coastal destinations but rewards those who come in search of water activities, eco tours, and hands‑on fishing trips.
The town’s gear ecosystem is compact and straightforward: outfitters specializing in kayak and boat rental, short boat tours that orient you to the sound and river mouths, and bike or e‑bike rental shops that make the historic district and nearby scenic byways pleasantly pedalable. For anyone weighing boat rental against booked boat tours, remember—guided trips pair local knowledge (best tide windows, wildlife hotspots, protected coves for paddling) with gear and safety; rentals let you set your own tempo for sheltered paddles or fishing excursions. Kayak and SUP are the most democratic ways to explore the marshes—both are gentle enough for beginners and rewarding for birders and photographers. For deeper water, sailing and small‑boat charter options open up longer coastal runs and prime fishing grounds.
Beyond logistics, the real draw is the layered experience: walking tours and city tours that thread local architecture and naval history into an afternoon; eco tours that decode marsh ecology and migratory birds; and wildlife viewing that ranges from shorebirds to bottlenose dolphins. St. Marys works as both a day trip base for Cumberland Island and as a quiet coastal hub for multi‑day adventures: fish at dawn, join a boat tour midmorning, rent a bike for a late‑afternoon ride, and end with a sunset stroll. It’s approachable for families, roomy for photographers, and quietly rich for seasoned paddlers who want to chase tide lines and hidden inlets.
Access and timing are the local currency. Tide windows govern the best kayak and SUP outings—low slack tides expose shell beds and salt flats, while high tides open up more hidden creeks. Outfitters will point you to the safest launch points and often offer guided kayak tours for first‑timers. Boat tours provide big‑picture context: a knowledgeable captain will annotate the landscape with history, explain how Kings Bay shaped the region, and flag wildlife without spooking it.
Pair activity choices with weather and season. Spring and fall bring comfortable air temps for hiking, biking, and paddling; summer is ideal for longer water days but expect humid afternoons and short thunderstorms. Many visitors plan Cumberland Island visits in shoulder seasons to avoid crowds and catch migratory birds or calmer seas for SUP.
Best Time to Visit
Best Months
Weather Notes
Spring and fall offer the most comfortable temperatures for paddling, biking, and walking tours. Summer is warm and humid with afternoon storms—ideal for full‑day water activities but plan for shade and hydration. Winters are mild and quieter; some tour operators scale back services.
Peak Season
Late spring through early fall for water activities and Cumberland Island visitation—book ferry seats and guided tours in advance.
Off-Season Opportunities
Late fall and winter weekdays bring fewer crowds, easier access to popular shoreline spots, and potential savings on rentals and lodging. Birding can be excellent in migration windows.
Choose Your Adventure Level
Beginner
Short, sheltered paddles in estuaries, guided boat tours, easy walking and city tours along the waterfront, and bike rental for flat historic streets.
- Guided kayak tour of local marshes
- Half‑day boat tour for dolphin and bird watching
- Leisurely walking tour of downtown St. Marys and the waterfront
Intermediate
Longer open‑water SUP or kayak trips with tidal planning, DIY boat rental for nearshore fishing, rolling e‑bike routes, and eco tours focused on habitat interpretation.
- Self‑guided SUP through tidal creeks at high tide
- E‑bike ride with stops at historic sites and marsh overlooks
- Full‑day boat rental exploring adjacent barrier islands
Advanced
Coastal navigation, multi‑hour crossings, surf or offshore fishing, and technical photography or birding trips that require timing the tides and weather windows.
- Cross‑sound paddle or supported island hop with a local guide
- Advanced inshore/offshore fishing trip via charter
- Wilderness overnight on Cumberland Island (permit required)
What to Bring
Essential
- Layered sun protection (hat, SPF 30+, sunglasses)
- Light waterproof jacket for summer storms
- Hydration and electrolyte snacks for warm-weather paddles
- Dry bag for phone, keys, and small camera
- Tide and weather app or downloaded local tide chart
Recommended
- Quick-dry clothing and a change of clothes for boat days
- Water shoes or sandals for shell beaches and muddy put-ins
- Binoculars for birding and dolphin‑watching
- Small first‑aid kit and blister care for walking tours
Optional
- Action camera with float leash for SUP and kayak sessions
- Compact rod and tackle for light inshore fishing
- Portable phone charger for long days in the field
Insider Tips & Local Knowledge
Confirm ferry schedules, tide windows, and operator availability before you go.
Book the Cumberland Island ferry and any campsite or guided tours well in advance for weekends and holidays. For paddling, match your route to the tide—outgoing currents can push you into exposed flats, and incoming tides open more creek options. If you’re renting a boat or taking a fishing charter, ask about recent bird and dolphin sightings; captains often know where wildlife concentrates after weather shifts. Respect protected areas and wildlife: observe horses on Cumberland Island from a distance and never feed or approach. Bring cash or a card—some smaller outfitters and vendors operate with limited card terminals, especially on off hours. Finally, plan for shade and hydration during summer and pack a lightweight rain shell for sudden coastal squalls.
Frequently Asked Questions
Do I need a guide for kayaking or SUP in St. Marys?
No for calm, sheltered paddles if you have basic water competence; yes for tidal creeks, first‑time sea paddling, or if you prefer local navigation and wildlife interpretation. Outfitters commonly offer guided options.
How do I get to Cumberland Island and do I need reservations?
Cumberland Island is reached by ferry from St. Marys. Ferries and island campsites have limited capacity—purchase ferry tickets and make camping reservations ahead of peak dates.
Is fishing gear available to rent?
Yes—several local outfitters provide rods, light tackle, and guided inshore fishing trips. Check whether you need a Georgia fishing license for your chosen activity.