The Florida Keys stretch southwest from the tip of Florida like a string of emerald and turquoise gems, offering RVers one of the most unique road trip experiences in America. From Key Largo's world-class coral reefs to Key West's vibrant culture, this 113-mile island chain rewards those who plan carefully and travel responsibly.

Whether you're pulling a travel trailer, driving a Class A motorhome or towing a fifth wheel, the Keys present both spectacular rewards and real logistical challenges. This guide covers route planning, campground recommendations, activities, budgeting, gear considerations and environmental stewardship so you can make the most of your Keys adventure.

A Brief History of RVing in the Keys

The story of RVing in the Florida Keys begins with Henry Flagler's ambitious Overseas Railroad, completed in 1912. Flagler's Long Key Fishing Camp drew wealthy anglers and set the stage for recreational tourism. When the devastating 1935 Labor Day Hurricane destroyed the railroad, the state converted the right-of-way into the Overseas Highway, opening the Keys to automobile travelers for the first time in 1938.

As post-war America embraced travel trailers, state parks like Bahia Honda and Long Key developed designated campgrounds. Those early camping experiences were rustic — gravel pads, basic water hookups and little else. Today, the landscape ranges from those same state park sites (still beloved for their natural beauty) to luxury motorcoach resorts with private docks and paver patios.

The trend continues toward upscale development. Land is scarce, demand is high and environmental regulations are stringent. What this means for RVers: book early, expect premium prices during peak season and appreciate what makes the Keys special — because the experience is evolving rapidly.

Route Planning and Logistics

Mastering the Overseas Highway

The Overseas Highway (US 1) is your lifeline through the Keys, marked with Mile Markers (MM) counting down from MM 126 in Florida City to MM 0 in Key West. These markers serve as reference points for locating campgrounds, fuel stations, attractions and essential services. Learning the MM system before your trip saves confusion on the road.

Bridge clearances: The main bridges along the Overseas Highway are built to standard federal specifications, providing clearance for most RVs, including taller fifth wheels like the Jayco North Point. Bridges generally accommodate vehicles under 13'6" in height. Weight restrictions on the main highway aren't a concern for standard RVs, though side roads and residential bridges may have lower limits in the 5-10 ton range. Width can be tighter on older bridges like Long Key Bridge, so drivers of wide-body Class A motorhomes (102" width) should stay centered and exercise extra caution.

Oversized vehicle permits: Standard legal limits in Florida are 8'6" wide, 13'6" high, 40' for a single unit and 65' combined length. If your setup exceeds these dimensions, the Florida Department of Transportation offers trip permits (valid for 10 days) and blanket permits (valid for 12 months). Movement restrictions may apply during nighttime hours and weekends. Contact FDOT well ahead of your trip to confirm requirements for your specific rig.

Traffic reality: The Overseas Highway is a two-lane road for much of its length. During peak season (November through April), traffic can be heavy and slow-moving. Patience is essential. Plan your driving for off-peak hours when possible, and never rush. The Keys reward a relaxed approach.

Fuel, Dump Stations and Supplies

Fuel: Fill up in Florida City (MM 126) before entering the Keys. Stations can be sparse between major keys, and prices climb the further south you travel.

Diesel-friendly stations for big rigs:

• Key Largo: Tom Thumb (MM 102)
• Marathon: Dion's Quik Mart (MM 48)
• Key West: Limited options. Plan to refuel in Marathon or Big Pine Key if you're running a diesel rig

Dump stations are available at John Pennekamp Coral Reef State Park, Curry Hammock State Park and Bahia Honda State Park, though these are typically restricted to registered guests. Private marinas and campgrounds offer dump services for $10-$25 as an alternative.

Grocery stores: Stock up on non-perishables in Homestead or Florida City before entering the Keys, where prices run 10-20% above the national average. Publix and Winn-Dixie locations are found in Key Largo (MM 101-105), Marathon (MM 50) and Key West (MM 2-5). For fresh seafood, Key Largo Fisheries and Keys Fisheries in Marathon sell directly to consumers. Expect outstanding quality at better prices than restaurants.

Top RV Parks by Region

Campsite availability in the Keys is competitive. State parks book up months ahead, and private parks often fill during peak season. Reserve as early as possible.

Key Largo (Upper Keys)

John Pennekamp Coral Reef State Park (MM 102.5): The crown jewel for nature-focused camping. 47 sites with water and electric hookups (30/50 amp), plus a dump station. The park includes a boat ramp, beach and aquarium. About $36/night plus taxes and fees. Sites can be tight for rigs over 40 feet, and privacy between sites varies. Book up to 11 months ahead at exactly 8 AM Eastern. These sites fill within minutes of release.

Key Largo Kampground & Marina (MM 101.5): Full hookups, marina, pool and two beaches. $85-$156/night depending on season and site location. Strong community atmosphere with a mix of travelers and long-term residents. Good launching point for snorkeling trips and glass-bottom boat tours.

Islamorada (Upper Keys)

Sun Outdoors Islamorada (MM 87): 82 full-hookup sites with 20/30/50 amp service, crushed gravel pads and paver patios. Amenities include pool, marina, clubhouse and fitness center. $150+/night. Big-rig friendly, accommodating RVs up to 59 feet. Reviews consistently praise the resort atmosphere, though some note road noise from the highway. This park caters to RVers who want comfort and convenience in a prime location.

Marathon (Middle Keys)

Grassy Key RV Park & Resort (MM 58.7): An intimate, upscale park with 38 full-hookup sites, pool, dockage, Wi-Fi and laundry. $100-$270/night depending on season. Stunning Gulf views and a quiet atmosphere. Reviewers consistently describe it as "immaculate." Strict rules keep things peaceful. A feature, not a bug, for most guests.

Jolly Roger RV Resort (MM 59): 160+ full-hookup sites with pool, dog park, boat ramp and seawall fishing. $100-$140+/night. One of the few Keys campgrounds with relatively spacious, grassy sites. A genuine rarity in a region where space is at a premium. Popular with families and pet owners.

Curry Hammock State Park (MM 56.2): 28 sites with water and electric (50 amp), dump station and beach access for kayak launching. $36/night. Outstanding for kayaking and kiteboarding, with a mangrove tunnel paddle directly from camp. Reservations are among the most competitive in the Florida State Park system.

Big Pine Key (Lower Keys)

Sunshine Key RV Resort & Marina (MM 39): A large resort occupying its own island (Ohio Key). 399 full-hookup sites, marina, pool, tennis courts and fishing pier. Dynamic pricing often exceeds $150/night. Sites can be tight, but the location provides easy access to Bahia Honda State Park.

Bahia Honda State Park (MM 36.8): Arguably the finest state park camping in the Keys. 80 sites across two campgrounds: Buttonwood offers full hookups and accommodates rigs up to 50 feet; Sandspur has water/electric for smaller units. $36/night. Iconic views of the old Bahia Honda Bridge, world-class beaches and some of the best snorkeling in the Keys accessible right from shore. Securing a reservation takes serious advance planning and quick fingers when the booking window opens.

Key West

Boyd's Key West Campground (MM 5): Full hookups, pool, boat ramp, tiki hut and city bus access. $100-$235+/night. The vibe is lively and tight-quartered. Backing in a large fifth wheel takes skill, but staff typically helps. Your best bet for combining campground convenience with Key West access.

Bluewater Key RV Resort (MM 14.5): The gold standard for luxury RV camping in the Keys. Private lots with optional tiki huts and canal-front docks. Pool and dog park on-site. $112-$300+/night. Large, private sites with lush landscaping. If you're traveling in a luxury motorhome and want an experience to match, this is the place.

Activities and Attractions

Snorkeling and Diving

John Pennekamp Coral Reef State Park is America's first undersea park, offering boat tours to the iconic Christ of the Abyss statue and stunning reef formations. Entry fee is about $8; snorkeling tours run $30-$50 per person. The parking lot can accommodate RVs but fills early during peak season. Arrive before 9 AM for the best chance at a spot.

Looe Key Reef near Big Pine Key features spectacular spur-and-groove coral formations with fewer crowds than Pennekamp. Access is via charter boats departing from Bahia Honda State Park or private marinas. The reef is part of the Florida Keys National Marine Sanctuary and offers some of the best diving visibility in the chain.

Before any water activity, check weather forecasts and sea conditions. Strong currents and choppy water make snorkeling challenging, especially for beginners. Use reef-safe sunscreen. Oxybenzone is banned in Key West because of its harmful effects on coral.

Fishing

Islamorada earns its title as "Sportfishing Capital of the World" with deep-sea opportunities for marlin and tuna, backcountry flats for bonefish and tarpon, and bridge fishing accessible to anyone with a rod and a license.

Robbie's Marina (MM 77.5) is famous for hand-feeding enormous tarpon. About $2.50 entry plus $5 for a bucket of fish. The experience is genuinely memorable. Parking can be challenging for larger RVs during peak hours; consider using your tow vehicle or arriving early in the morning.

Charter boats operate throughout the Keys for half-day and full-day excursions. When booking, ask about marina parking for larger vehicles and plan accordingly.

Kayaking and Paddleboarding

Curry Hammock State Park offers a mangrove tunnel paddle directly from the campground. No trailer or transport needed. Calm waters and lush mangrove forests create a serene experience that's hard to replicate elsewhere.

No Name Key near Big Pine Key provides access to waters surrounding the National Key Deer Refuge. Launch from the end of the road for a peaceful paddle through shallow waters rich with wading birds, fish and marine life. Parking is limited, so arrive early.

Exploring Key West

RV parking in Old Town Key West is virtually nonexistent. The narrow streets and height restrictions (the Park N Ride garage limits vehicles to 7'2") make driving a large rig through town impractical. Park your RV at your campground (Boyd's or similar) and take the city bus, ride-sharing or your tow vehicle into town.

Must-sees: The Southernmost Point marker, Mallory Square for sunset celebrations, the Ernest Hemingway Home and Blue Heaven restaurant for lobster benedict. For the definitive Key lime pie experience, visit Kermit's Key West Key Lime Shoppe.

The Seven Mile Bridge (the old bridge section) is now a pedestrian and cycling path with panoramic views of the water on both sides. RV parking is available at Knight's Key on the Marathon end. Walking or biking across the bridge is one of the signature Keys experiences.

Cooking in Your RV

The well-equipped kitchens in modern travel trailers and motorhomes make campsite cooking a genuine pleasure. Pick up fresh snapper, grouper or stone crab claws (in season) at Key Largo Fisheries or Keys Fisheries in Marathon. Buying directly from these fish houses ensures quality and supports local operations.

Conch fritters are a Keys staple: combine chopped conch with diced onion, green pepper, flour, baking powder, egg and cayenne. Deep-fry at 375°F until golden. Serve with spicy remoulade.

Key lime pie deserves the real deal: 2 cans sweetened condensed milk, 6 egg yolks and 1/2 cup Key lime juice in a graham cracker crust, baked at 300°F for 15 minutes. Chill for two hours minimum. Use Nellie & Joe's juice if fresh Key limes aren't available.

For unique grocery finds, Fausto's Food Palace in Key West carries specialty items and gourmet ingredients you won't find at the chain stores.

Budgeting for Your Trip

Campsite Costs

• State parks: ~$36-$45/night. Book 11 months ahead at 8 AM Eastern.
• Private parks: $85-$150/night for standard sites.
• Luxury resorts: $150-$300+/night during peak season. Waterfront and canal sites command the highest premiums.

Other Expenses

Fuel prices in the Keys run higher than the mainland. Grocery prices are 10-20% above the national average. Restaurant dinners average $30-$60 per person at sit-down establishments.

Boondocking is strictly prohibited throughout the Florida Keys. No overnight parking in lots or on roadsides. Enforcement is aggressive, and fines are steep.

Saving Tips

• Book state parks exactly 11 months out at 8 AM Eastern. Set a calendar reminder
• Travel during shoulder seasons (April-May or September-November) for lower rates and thinner crowds
• Stock up on groceries before entering the Keys from Homestead or Florida City
• Cook breakfasts and lunches in your RV; save restaurant visits for special dinners
• Take advantage of free activities: beaches, sunset watching, hiking, the Florida Keys Eco-Discovery Center (free admission) and the Key West butterfly garden

RV Gear and Maintenance for the Keys Climate

Corrosion Control

Salt air is relentless. It lands on every surface and works into every crevice, accelerating rust on metal components. After each trip, rinse your RV's undercarriage, exterior and exposed metal with a salt neutralizer like Salt-Away. Apply Boeshield T-9 protective film to hitches, steps, slide-out mechanisms and any other exposed metal. Reapply after heavy rain or saltwater exposure.

Humidity Management

The Keys maintain high humidity year-round, creating a breeding ground for mold and mildew inside your RV. A dehumidifier is a practical necessity, not a luxury.

For smaller rigs (travel trailers, Class B vans), a compact Peltier-style unit handles closets and sleeping areas. Larger fifth wheels and Class A motorhomes need compressor-based dehumidifiers for effective coverage. Place them in bathrooms, kitchens and sleeping areas. Empty collection tanks regularly.

Leaving cabinet and closet doors open promotes airflow and prevents stagnant moisture from building up in enclosed spaces.

Air Conditioning

Have your AC unit serviced before the trip. The Keys will stress it hard. Clean or replace air filters for maximum efficiency. Consider cutting Reflectix insulation to fit your windows and holding it in place with suction cups. This reflective material blocks sunlight and significantly reduces interior heat gain, easing the load on your AC system.

Responsible RVing: Protecting Paradise

The Florida Keys are home to the only living coral barrier reef in the continental United States, along with protected mangrove forests, seagrass beds and endangered species like the Key deer. Every visitor plays a role in whether this ecosystem survives for future generations.

Water conservation: The entire Keys water supply comes via a single pipeline from the mainland. Use low-flow fixtures when available, take shorter showers and fix leaks immediately. Every gallon matters here.

Waste management: Use designated dump stations for all waste. Monroe County has mandatory recycling. The porous limestone bedrock and high water table make improper sewage disposal especially damaging in this environment.

Reef protection: Use mineral-based sunscreen containing zinc oxide or titanium dioxide. Oxybenzone is banned in Key West due to its bleaching effect on coral. Avoid anchoring on reefs and practice responsible snorkeling.

Mangrove protection: These trees are protected by law. When launching kayaks or parking near the water, avoid disturbing root systems. Even minor damage affects the entire coastal ecosystem.

Key deer safety: On Big Pine Key and No Name Key, speed limits are strictly enforced (45 mph during the day, 35 mph at night) to protect the endangered Key deer population. Drive cautiously, especially at dawn and dusk.

Traveling With Pets

Several parks welcome dogs: Jolly Roger RV Resort and Sunshine Key both have dedicated dog parks. Sombrero Beach in Marathon allows leashed dogs, and Key West Dog Beach near Louie's Backyard is the only official off-leash dog beach in the Keys.

Important safety notes: Walk dogs during cooler hours (early morning, evening) to avoid paw burns on hot pavement. Never leave pets in a parked RV, even with windows cracked. Carry fresh water and discourage saltwater drinking. Use pet-safe insect repellent for sand fleas and mosquitoes.

Dogs are typically prohibited on beaches within state parks, including the popular beaches at Bahia Honda. Always check park-specific rules before visiting with your pet.

Planning Your Adventure

The Florida Keys deliver an RV experience unlike anywhere else in the country. The combination of turquoise waters, world-class reefs, fresh seafood and laid-back island culture makes this a bucket-list destination that lives up to the billing.

Start planning early. The best campsites fill up months ahead, especially at state parks and during peak season. Whether you're parking a travel trailer at Bahia Honda or pulling a luxury motorhome into Bluewater Key, the Keys reward RVers who prepare thoroughly and travel responsibly.

Ready to find the right RV for your Keys trip? Visit a local Jayco Family of Companies dealer to explore models suited for island camping, or get a personalized price quote online. Find a dealer to get started.