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The Largest Islands in Indonesia: From Largest to Smallest


Indonesia, an archipelago in Southeast Asia, is the world's largest island country, consisting of more than 17,000 islands. These islands vary greatly in size, from massive landmasses like Sumatra and Borneo to tiny islets scattered across the oceans. Here's a detailed look at the largest islands in Indonesia, ranked from the largest to the smallest.

1. New Guinea (Papua)

  • Area: Approximately 785,753 square kilometers (Indonesian portion: 421,981 square kilometers)
  • Description: New Guinea, known as Papua in Indonesia, is the second-largest island in the world after Greenland. It is shared between Indonesia and Papua New Guinea. The Indonesian part comprises the provinces of Papua, West Papua, South Papua, Central Papua, and Highland Papua. The island is famous for its diverse cultures and rich biodiversity, with dense rainforests, rugged mountain ranges, and a significant number of endemic species.

2. Borneo (Kalimantan)

  • Area: Approximately 748,168 square kilometers (Indonesian portion: 544,150 square kilometers)
  • Description: Borneo is the third-largest island globally and is politically divided among Indonesia, Malaysia, and Brunei. The Indonesian part, known as Kalimantan, covers about 73% of the island. It is characterized by vast rainforests, some of the oldest in the world, which are home to endangered species like orangutans, pygmy elephants, and clouded leopards. Borneo is also known for its rich mineral resources, including coal and gold.

3. Sumatra

  • Area: Approximately 473,481 square kilometers
  • Description: Sumatra is the largest entirely Indonesian island and the sixth-largest in the world. It is known for its rugged terrain, which includes mountains, volcanoes, and dense tropical rainforests. Sumatra is rich in natural resources such as oil, gas, gold, and coal. The island also has unique wildlife, including the critically endangered Sumatran tiger, rhinoceros, and orangutan.

4. Sulawesi

  • Area: Approximately 180,681 square kilometers
  • Description: Sulawesi, formerly known as Celebes, is the fourth-largest island in Indonesia. It has a distinctive shape, with four long peninsulas and a mountainous interior. The island is known for its unique biodiversity, including the endemic anoa (dwarf buffalo) and babirusa (deer-pig). The Togean Islands and Bunaken Marine Park, located off its coast, are famous for diving and snorkeling due to their rich marine life.

5. Java

  • Area: Approximately 138,794 square kilometers
  • Description: Java is the world's most populous island and the fifth-largest in Indonesia. It is home to more than half of Indonesia's population and the country's capital, Jakarta. Java is known for its fertile land, thanks to its numerous volcanoes, which have made it a central agricultural hub. It also has significant cultural and historical importance, with ancient temples like Borobudur and Prambanan, which are UNESCO World Heritage Sites.

6. Sumba

  • Area: Approximately 11,153 square kilometers
  • Description: Sumba is part of the Lesser Sunda Islands and is known for its distinct culture and traditional villages with unique thatched-roof houses. The island is famous for its beautiful beaches, surfing spots, and rich traditions, including the annual Pasola festival, a traditional war ritual involving horseback spear-throwing.

7. Flores

  • Area: Approximately 14,300 square kilometers
  • Description: Flores is known for its beautiful landscapes, which include volcanic mountains, lush greenery, and stunning coastal areas. It is also famous for the Komodo National Park, which is home to the Komodo dragon, the world's largest lizard. Flores has a predominantly Christian population and features a mix of cultures, languages, and traditions.

8. Bali

  • Area: Approximately 5,780 square kilometers
  • Description: Bali is one of Indonesia's most famous islands, renowned for its tourism industry. It is known for its beautiful beaches, vibrant culture, and unique Hindu traditions. Bali attracts millions of tourists annually who come to enjoy its natural beauty, including rice terraces, volcanic hillsides, and coral reefs. The island also has a rich cultural heritage with numerous temples, ceremonies, and festivals.

9. Lombok

  • Area: Approximately 4,725 square kilometers
  • Description: Lombok is located to the east of Bali and is part of the Lesser Sunda Islands. It is known for its beautiful beaches, including the famous Pink Beach, and the towering Mount Rinjani, Indonesia's second-highest volcano. Lombok is less developed than Bali, offering a quieter and more laid-back atmosphere.

10. Timor

  • Area: Approximately 30,777 square kilometers (Indonesian portion: 15,007 square kilometers)
  • Description: Timor is divided between Indonesia and the independent nation of East Timor (Timor-Leste). The Indonesian portion consists of East Nusa Tenggara province. The island features rugged terrain, with high mountains and arid plains, and has a mix of cultures influenced by Portuguese colonial history and indigenous traditions.

11. Seram

  • Area: Approximately 17,100 square kilometers
  • Description: Seram is the largest island in Maluku province and is known for its rugged landscape, which includes mountains, rainforests, and beautiful coastal areas. The island is rich in natural resources and has a diverse ecosystem, including the Manusela National Park, which is home to a variety of bird species, including the endemic Moluccan cockatoo.

12. Bangka and Belitung

  • Area: Bangka - 11,413 square kilometers; Belitung - 4,800 square kilometers
  • Description: Bangka and Belitung are two islands off the east coast of Sumatra. They are known for their tin mining industries and beautiful beaches with unique granite rock formations. The islands have a mix of Malay, Chinese, and indigenous cultures, with a strong influence from the Chinese community, particularly in Belitung.

13. Nias

  • Area: Approximately 5,625 square kilometers
  • Description: Nias is located off the western coast of Sumatra and is known for its unique culture, including traditional stone jumping and war dances. The island is also famous among surfers for its excellent waves, particularly at Lagundri Bay.

14. Rote Island

  • Area: Approximately 1,200 square kilometers
  • Description: Rote is the southernmost island of Indonesia, located in East Nusa Tenggara province. It is known for its unique culture, traditional music, and handwoven textiles called "ikat." The island is also popular for its beaches and surfing spots.

15. Simeulue

  • Area: Approximately 1,754 square kilometers
  • Description: Simeulue is located off the western coast of Sumatra and is known for its surfing spots, beautiful beaches, and unique cultural heritage. The island has a mix of ethnic groups, including the Simeulue, Devayan, and Sigulai people, each with its distinct language and customs.

Conclusion

Indonesia's vast archipelago is home to a diverse range of islands, each with its unique geography, culture, and natural beauty. From the massive rainforests of Papua and Kalimantan to the vibrant culture and tourism of Bali and Java, these islands contribute to Indonesia's rich tapestry of landscapes and heritage.

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