Similan Islands Marine National Park wilderness guide
Marine National Park · Thailand

Similan Islands Marine National Park

The Similan Islands Marine National Park is renowned for its clear waters, vibrant coral reefs, and rich marine biodiversity, making it a must-visit destination for divers and snorkelers.

Marine National Park34,3751+ Trails
DesignationMarine National Park
Total Wilderness Area34,375
Elevation / TerrainDiverse Wilderness
Field Editorial Guide

About Similan Islands Marine National Park

The Similan Islands Marine National Park is renowned for its clear waters, vibrant coral reefs, and rich marine biodiversity, making it a must-visit destination for divers and snorkelers.

Wilderness Landscape & Natural Heritage

Similan Islands Marine National Park, established in 1982, is located in the Andaman Sea, off the coast of Phang Nga Province in southern Thailand. Consisting of 11 islands, the park covers an area of approximately 140 square kilometers. It is famed for its underwater beauty, with coral reefs that house a diverse array of marine life, including tropical fish, sea turtles, and manta rays. The islands' white sand beaches and lush interiors attract nature lovers and beachgoers alike. The park's intriguing history includes its use by the Royal Thai Navy for training. Today, it is a top-rated destination for scuba diving, snorkeling, and wildlife observation. Visitors can explore the dramatic rock formations, enjoy the pristine beaches, and participate in marine conservation activities.

Adventure Destinations

Notable Destinations Near Similan Islands Marine National Park

Scenic viewpoints, outdoor landmarks, and notable points of interest within 60 miles.

Key Wilderness Highlights

✦ Richelieu Rock for vibrant marine life✦ Boulder-strewn beaches on Island No.8✦ Donald Duck Bay's iconic rock formations and beautiful sands✦ Diving and snorkeling among coral gardens and sea turtles
Wilderness Recreation

Outdoor Adventures in Similan Islands Marine National Park

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in Similan Islands Marine National Park
Park Recreation

Camping

Available in Similan Islands Marine National Park
Park Recreation

Wildlife Viewing

Available in Similan Islands Marine National Park
Park Recreation

Photography

Available in Similan Islands Marine National Park
Park Recreation

Scuba Diving

Available in Similan Islands Marine National Park
Park Recreation

Snorkeling

Available in Similan Islands Marine National Park
Park Recreation

Beach Exploration

Available in Similan Islands Marine National Park
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Similan Islands Marine National Park.

Passes & Fees

Entrance Requirements & Interagency Passes

Entry requires a marine park fee and a permit, usually included in tour packages.

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Wilderness Stays

Camping & Overnight Stays in Similan Islands Marine National Park

Frontcountry developed campgrounds, backcountry wilderness permit guidelines, and starry-night camping advice.

Similan Islands Beach Camp

Located on the main island, offering basic tents for overnight stays, close to the beach and hiking trails.

Adventure Basecamps

Gateway Towns Near Similan Islands Marine National Park

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Thai Muang, Phang Nga Province
⌖ 46.14 miles
Gateway Basecamp

Thai Muang, Phang Nga Province

Thai Muang in Phang Nga Province is a peaceful coastal town known for its quiet beaches, rich wildlife, and outdoor activities like hiking, kayaking, and snorkeling in nearby national parks.

November to April
Explore Town
Takua Pa, Phang Nga Province, Thailand
⌖ 50.52 miles
Gateway Basecamp

Takua Pa, Phang Nga Province, Thailand

Takua Pa is an inviting coastal town in Phang Nga offering diverse outdoor activities, from hiking rainforest trails and biking rural paths to kayaking limestone karsts and exploring caves. Ideal for adventurers seeking nature and local culture.

November to April (dry season)
Explore Town
Takua Pa, Phang Nga
⌖ 50.52 miles
Gateway Basecamp

Takua Pa, Phang Nga

Takua Pa offers outdoor adventurers a peaceful base with jungle hikes, mountain biking, and kayak tours through limestone cliffs. Its quiet charm and proximity to national parks make it ideal for nature lovers seeking authentic experiences.

November to April
Explore Town
Ban Dan Kao, Thailand
⌖ 51.58 miles
Gateway Basecamp

Ban Dan Kao, Thailand

Ban Dan Kao offers a peaceful coastal escape with excellent beach hiking, snorkeling, and kayaking among mangroves. Ideal for travelers seeking nature, wildlife, and authentic village experiences away from crowded tourist spots.

November to April
Explore Town
Bang Bao, Trat Province
⌖ 54.31 miles
Gateway Basecamp

Bang Bao, Trat Province

Bang Bao is a quiet fishing village on Koh Chang’s southern tip, perfect for paddling, snorkeling, and gentle hikes. Its scenic pier and nearby beaches offer a peaceful base for outdoor lovers seeking a relaxed island escape.

November to April
Explore Town
Mai Khao, Phuket Province
⌖ 58.28 miles
Gateway Basecamp

Mai Khao, Phuket Province

Mai Khao on Phuket’s northwest coast offers peaceful beach hikes, sea turtle encounters, and calm kayaking in a less crowded, natural setting. It’s ideal for travelers seeking coastal wildlife and quiet outdoor activities.

November to April
Explore Town