Stand-Up Paddleboarding at Casa Marina: Key West SUP Rentals on the Flats

Read the full experience

Paddle Board Rental - Casa Marina sits at 720 Seminole St, Key West, Florida, a short walk from Old Town’s waterfront and the shallow flats that fringe the island. This is an ideal launching point for stand-up paddleboarding across the calm backcountry between the island and the offshore reef. Paddlers glide over seagrass meadows and pale sandbars, with mangrove-lined creeks carving quiet channels and the deeper coral reef dropping away a few miles offshore. You’ll see bottle-nosed dolphins cruising past, brown pelicans folding into dives, and sea turtles pausing above patches of seagrass. The scene here is defined by low limestone bedrock, shell-hash beaches and living coral beyond the breakers. Unique to Key West is the proximity of the only living coral reef tract in the continental United States; on a clear day the color bands—turquoise flats, deeper aquamarine reef—are visible from the water. The paddle routes around Casa Marina include sheltered flats perfect for beginners, offshore sandbars for afternoon swims, and sunset corridors where light hits the water like polished metal. A key reason to choose a paddle from 720 Seminole St is convenience: you step directly from town to water without a long drive, then slip into an aquatic world where currents are gentle and marine life is visible often within arm’s reach. That accessibility makes this rental a favorite with travelers who want a low-commitment, high-reward way to sample Key West’s coastal environment in an afternoon or on a golden-hour paddle. Safety and local knowledge matter: tides and afternoon winds can change conditions quickly, and mangrove channels can narrow. Spend a few minutes with a local map or talk to staff before you push off. Plan your trip to skirt the busiest boat lanes and respect no-entry zones around marked reef patches. This paddle experience pairs well with historic Old Town exploration and beach time at nearby parks. It’s equally good for photographers chasing color at dawn, families introducing kids to paddleboarding, or solo paddlers wanting quiet stretches of water. If you’re curious about Key West beyond the bars and souvenir shops, a board at Paddle Board Rental - Casa Marina delivers an immediate, intimate window into the island’s marine landscape. Before you go, check the tide chart and local wind forecast and leave a float plan with someone onshore. Wear reef-safe sunscreen and a hat, and carry a small waterproof pouch for your phone—waterproof housings and leashes are essential for preserving both your device and the fragile reef. If you paddle at sunset, plan for diminishing light and cooler temperatures afterwards. Respect wildlife distances, avoid stepping on seagrass beds, and pack out any trash to keep Key West’s shoreline healthy for the next paddle.

Trip highlights

Difficulty

easy.

Duration

1–3 hours.

Fitness level

Light to moderate fitness; basic balance and comfort on water recommended

Frequently asked questions

Do I need previous paddleboarding experience?

No; many routes from Casa Marina are sheltered flats suited to beginners, but basic balance and a short briefing are recommended.

How long are rentals typically?

Rentals often range from one hour to a half-day; check the booking link for exact time blocks and return times.

Are children allowed on the boards?

Families commonly bring children; children should wear a properly fitting PFD and be supervised at all times.

What wildlife might I see?

Expect to see shorebirds, pelicans, sea turtles, and occasionally dolphins and rays in the flats.

Is snorkeling available from the paddleboard?

Yes—calm sandbars and shallow reef edges make for good short snorkel stops; leave marked reef areas undisturbed.

What should I do in an emergency?

Signal to shore, use your PFD if needed, and call local emergency services; always leave a float plan so someone knows your route.

Local insights

Wildlife

brown pelican
green sea turtle

History

Key West sits near the Florida Reef Tract, the only living coral barrier system in the continental U.S., and the island’s maritime history shaped its shoreline use for centuries.

Conservation

Use reef-safe sunscreen, avoid stepping on seagrass and corals, and follow local guidelines for anchoring and wildlife distance to protect fragile habitats.

About Sunset Watersports

Sunset Watersports is a Key West watersports and boat rental company based at a full-service marina. The company operates the island's largest fleet of rental boats, offering pontoons, deck boats, and fishing crafts for full-day rentals and custom charters. Licensed captains are available for private half-day and full-day charters for up to six people, and experienced staff provide local guidance and safety briefings. Sunset Watersports runs a diverse lineup of experiences: full day boat rentals, a Lily Pad Add On for an eight-hour floating mat adventure, a JetSki tour that covers 28 miles and visits landmarks like the Southernmost Point and Boca Chica Sandbar, and a Two Reef Snorkel Tour with Sunset Cruise — a three-hour snorkel aboard the catamaran The Miss Valyn with unlimited drinks after snorkeling. The Sunset Sip & Sail departs aboard The Sandie Cat featuring live music, appetizers, and unlimited drinks. Land-based options include 4- and 6-person concierge golf cart rentals with safety features such as seat belts and LED headlights; the 6-person option includes gas. The Key West Kayak Tour combines mangrove paddling, wildlife viewing, a sandbar stop, lunch, and unlimited drinks. All offerings emphasize safety, local knowledge, and memorable island experiences. Guests can customize trips to include snorkeling, fishing, dolphin watching, or leisurely cruising, making Sunset Watersports a practical choice for families, couples, and groups seeking trusted Key West adventures. Booking is available online and at the marina with flexible scheduling, clear pricing, and equipment maintained to industry safety standards by trained technicians daily.

Base locationKey West, Florida

Tours offered52+

Specialty

Adventure tips

Check tides and windConditions can shift rapidly; look up the tide chart and wind forecast before launching to avoid strong currents or windy return paddles.

Mangrove etiquetteGive mangroves a wide berth and avoid pushing into narrow channels—these are fragile nurseries for fish and invertebrates.

Sun protectionKey West sun is intense year-round; bring reef-safe sunscreen, a hat, and UV-protective layers for long paddles.

Respect the reefAvoid standing on or anchoring near marked reef patches; follow signage and keep distance from corals and seagrass.

Recommended gear

Leash: Keeps your board nearby if you fall and prevents boards from drifting into sensitive habitat.
Personal Flotation Device (PFD): Required in many areas and provides safety on open water or during sudden wind changes.
Reef-safe sunscreen: Protects skin while minimizing damage to coral and marine life.
Waterproof phone case or dry bag: Protects electronics and important items from splashes and unexpected swells.