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10 countries known for having the highest number of islands

Liam Parker
4.4
May 19, 2026

Some countries are shaped as much by water as by land. Their coastlines break into thousands of islands, from tiny forested skerries and Arctic outposts to tropical archipelagos and volcanic chains. Counting islands is not always simple, because each country may use different rules for size, coastline length, or whether a landmass stays above water at high tide. Still, the available figures show which nations stand out for having some of the largest island counts on Earth. 

1. Canada: Remote islands across Arctic waters and wild coastlines
© Shutterstock / Wildnerdpix

1. Canada: Remote islands across Arctic waters and wild coastlines

Canada has one of the largest island counts in the world, with many scattered across Arctic waters, Pacific shores, and vast northern landscapes. Famous islands such as Baffin Island and Vancouver Island are only part of the picture, since many smaller islands remain remote, uninhabited, and difficult to reach. These landscapes appeal to travellers who enjoy wilderness, wildlife, and dramatic coastal scenery.

Best Season to Visit: June to September for milder weather in many island regions

Ideal Visiting Hours: Daytime travel is best for coastal exploring and guided tours

Traveler Tip: Choose established routes because many islands are remote and weather-dependent

Must-Know: Canada has about 52,455 islands

2. Sweden: The world leader in island numbers
© Shutterstock / biletskiyevgeniy

2. Sweden: The world leader in island numbers

Sweden has the highest number of islands on the list, with an extraordinary mix of freshwater and coastal islands. Many are small, forested, and quiet, while others form scenic archipelagos near cities and along the Baltic coast. Although only a small share of the country is inhabited, the country’s island landscape plays a major role in its natural identity and summer travel appeal.

Best Season to Visit: June to August for warm weather and long daylight hours

Ideal Visiting Hours: Morning to evening during summer ferry schedules

Traveler Tip: Explore the Stockholm Archipelago for an easier island experience

Must-Know: Sweden has about 267,570 islands

3. Indonesia: A vast archipelago spread across thousands of kilometres
© Shutterstock / Perfect Lazybones

3. Indonesia: A vast archipelago spread across thousands of kilometres

Indonesia is one of the world’s most famous island nations, stretching across a huge area between the Indian and Pacific Oceans. Its islands include volcanic landscapes, dense rainforests, beach destinations, and culturally distinct regions. From Bali and Java to remote eastern islands, the country offers an incredible variety, though travel times and seasonal weather can vary widely.

Best Season to Visit: May to September for drier weather in many regions

Ideal Visiting Hours: Daytime travel is best for beaches, ferries, and island transfers

Traveler Tip: Plan by region rather than trying to cover too many islands in one trip

Must-Know: Indonesia has about 17,504 islands

4. Norway: Fjords, skerries, and Arctic island scenery
© Shutterstock / Mumemories

4. Norway: Fjords, skerries, and Arctic island scenery

Norway’s coastline is deeply carved by fjords and dotted with islands, from small rocky skerries to dramatic Arctic destinations like Svalbard. Many islands are known for fishing villages, northern lights, rugged mountains, and wild seascapes. The country’s island geography is especially striking because land and water often feel closely woven together.

Best Season to Visit: May to September for coastal travel, or winter for northern lights

Ideal Visiting Hours: Daylight hours vary greatly by season, especially in the north

Traveler Tip: Check ferry times carefully because routes can be seasonal

Must-Know: Norway has about 239,057 islands

5. Japan: A modern recount revealed thousands more islands
© Shutterstock / Guitar photographer

5. Japan: A modern recount revealed thousands more islands

Japan’s island count changed significantly after modern mapping technology identified many more qualifying islands. Beyond the major islands of Honshu, Hokkaido, Kyushu, and Shikoku, the country includes remote island chains, subtropical destinations, and coastal communities with distinct local cultures. This makes Japan far more geographically varied than many first-time visitors expect.

Best Season to Visit: March to May or October to November for comfortable weather

Ideal Visiting Hours: Daytime travel works best for ferries, shrines, beaches, and coastal towns

Traveler Tip: Consider smaller islands if you want a quieter experience away from major cities

Must-Know: Japan has about 14,125 islands

6. Finland: Lake islands and quiet northern landscapes
© Shutterstock / Oleksiy Mark

6. Finland: Lake islands and quiet northern landscapes

Finland’s island count is shaped not only by its coastline but also by its many lakes. The country’s fragmented geography creates peaceful islands surrounded by forests, water, and seasonal beauty. While Finland may not be the first place people imagine for island travel, its lake districts and archipelago areas offer calm, nature-focused escapes.

Best Season to Visit: June to August for summer cottages, boating, and lake travel

Ideal Visiting Hours: Long summer daylight gives travelers more flexibility

Traveler Tip: Explore lake regions as well as coastal archipelagos

Must-Know: Finland has about 178,947 islands

7. Australia: More than a continent with many offshore islands
© Shutterstock / f11photo

7. Australia: More than a continent with many offshore islands

Australia is often thought of as one large landmass, but its surrounding islands add a wide variety to its geography. Tasmania, the Torres Strait Islands, the Whitsundays, and many smaller coastal islands contribute to the country’s total. These islands range from tropical reef destinations to rugged, wildlife-rich landscapes, giving travelers many different experiences.

Best Season to Visit: Varies by region, but April to October is ideal for many northern islands

Ideal Visiting Hours: Daytime travel is best for beaches, reef tours, and boat trips

Traveler Tip: Match the island region to the season because climates differ widely

Must-Know: Australia has about 8,222 islands

8. United States: From Alaska to the Florida Keys and Pacific territories
© Shutterstock / Sean Pavone

8. United States: From Alaska to the Florida Keys and Pacific territories

The United States has a wide range of islands across different climates and regions. Alaska contributes many remote islands, while Florida, Hawaii, and the Pacific territories add tropical and coastal diversity. Some islands are major travel destinations, while others are protected, sparsely populated, or difficult to access without specialised transport.

Best Season to Visit: Depends on the region, with spring and autumn often comfortable in many areas

Ideal Visiting Hours: Daytime exploration is best for ferries, beaches, and national parks

Traveler Tip: Research local access rules because some islands are protected or remote

Must-Know: The United States has about 18,617 islands

9. Philippines: A deeply island-based nation with thousands of destinations
© Shutterstock / R.M. Nunes

9. Philippines: A deeply island-based nation with thousands of destinations

The Philippines is one of the world’s most recognisable archipelagic countries, with thousands of islands spread across clear waters and diverse marine regions. Many islands are inhabited, while others remain quiet, rural, or less developed. The country is known for beaches, limestone cliffs, diving areas, and warm local culture, though island hopping requires careful planning.

Best Season to Visit: December to May for generally drier travel conditions

Ideal Visiting Hours: Morning departures are best for boat transfers and island tours

Traveler Tip: Build extra time into plans because ferry schedules can change with the weather

Must-Know: The Philippines has about 7,641 islands

10. Chile: Southern fjords and hidden Patagonian islands
© Shutterstock / Galyna Andrushko

10. Chile: Southern fjords and hidden Patagonian islands

Chile’s long Pacific coastline includes thousands of islands, especially in the fjord-rich south. Many are remote, windswept, and shaped by glaciers, mountains, and cold coastal waters. These islands give Chile a rugged maritime character, especially in Patagonia, where travel often feels more adventurous than casual.

Best Season to Visit: November to March for Patagonian travel

Ideal Visiting Hours: Daytime touring is best due to weather and navigation conditions

Traveler Tip: Use guided routes in remote southern regions

Must-Know: Chile has about 5,000 islands


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