The Croatian Adriatic coast is renowned for its stunning beauty and diverse islands. While popular destinations like Hvar, Brač, and Korčula are well-known among tourists, there are numerous lesser-known islands offering an authentic Mediterranean experience, far from the crowds. These hidden gems are perfect for exploration by boat, allowing visitors to discover unspoiled nature, traditional architecture, and rich cultural heritage.

1. Lastovo Island

Located in southern Dalmatia, Lastovo is one of Croatia's most remote inhabited islands. Thanks to its isolation, it has preserved its authentic way of life and pristine nature. The entire Lastovo archipelago is designated as a Nature Park, highlighting its ecological value. The island is famous for its distinctive "fumari" – unique chimney designs adorning traditional stone houses. Sailing around Lastovo reveals numerous hidden coves with crystal-clear waters, ideal for anchoring and swimming.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Zaklopatica - Lastovo island

2. Susak Island

Susak is unique among Croatian islands due to its sandy composition, unlike most rocky islands. This rarity has resulted in a distinctive landscape and vegetation. The island is famous for its sandy beaches and vibrant traditional costumes. Interestingly, the locals speak a dialect that is difficult to understand, even for other Croatians. With no developed road infrastructure, Susak offers a charming sense of seclusion.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Susak island

3. Zlarin Island

Part of the Šibenik archipelago, Zlarin is renowned for its rich coral processing tradition. The island is nearly car-free, making it a haven of peace and tranquility. Narrow stone streets lead to hidden beaches and coves with turquoise waters. Visitors can explore local workshops and museums dedicated to coral craftsmanship and enjoy local specialties in family-run taverns.

4. Silba Island

Known as the "Island of Pedestrians," Silba prohibits motor vehicles during the summer months. This small island in northern Dalmatia is ideal for those seeking relaxation and an escape from modern life. The island is covered with dense pine forests and surrounded by sandy and pebble beaches. One notable feature is the "Toreta", a tower with a spiral staircase built by a local captain as a symbol of love.

5. Šćedro Island

Located south of Hvar, Šćedro is an uninhabited island with a rich history. In ancient times, it served as a shelter for ships due to its safe coves. Today, it is known for its untouched nature, tranquil bays, and the ruins of a 15th-century Dominican monastery. The island is a protected landscape due to its unique flora and fauna.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Šćedro island

6. Prvić Island

Close to Vodice, Prvić Island is known for its cultural heritage and as the home of Faust Vrančić, the inventor of the first parachute. The island houses a memorial center dedicated to his life and work. Prvić has two settlements, Šepurine and Prvić Luka, both featuring authentic Dalmatian architecture and narrow streets. The island is ideal for relaxation, swimming, and enjoying local gastronomy.

7. Olib Island

Part of the Zadar archipelago, Olib is famous for its sandy beaches and crystal-clear waters. The island is predominantly flat, making it ideal for cycling and walking. Olib features remnants of Roman structures and the old fortress Kaštel from the 16th century. It’s perfect for those seeking peace and an authentic island experience.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Olib island

8. Kaprije Island

Named after the Mediterranean plant caper, which grows abundantly on the island, Kaprije is located in the Šibenik archipelago. The island has a single settlement situated in a natural bay that provides safe anchorage for boats. Kaprije is known for its clean beaches, crystal-clear waters, and laid-back atmosphere. It’s an ideal destination for those looking to escape the crowds and enjoy unspoiled nature.

9. Iž Island

Situated between Ugljan and Dugi Otok, Iž is famous for its pottery tradition that dates back centuries. The island offers a tranquil environment with charming villages and scenic olive groves. It’s an excellent destination for sailors looking to immerse themselves in local culture while enjoying the Adriatic's natural beauty.

10. Kornati Islands

The Kornati archipelago consists of 89 islands, islets, and reefs and is a protected national park. Known for their rugged beauty and unique landscapes, these islands are a paradise for sailors and nature lovers. Kornati offers countless secluded bays and coves, making it a perfect destination for exploring by boat.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Kornati islands

11. Biševo and the Blue Cave

While Vis itself is becoming more popular, its surrounding islets, like Biševo, remain a hidden gem. Biševo is home to the famous Blue Cave (Modra Špilja), a natural wonder where sunlight creates a glowing blue effect in the water. The island’s remote beaches, such as Porat and Salbunara, offer a serene escape. Biševo is perfect for those seeking a blend of adventure and breathtaking natural phenomena.

12. Drvenik Mali

Located near Trogir, Drvenik Mali is a peaceful island known for its untouched nature and stunning beaches. Its most famous spot, Vela Rina Beach, is a sandy oasis with crystal-clear shallow waters, making it ideal for families. The island’s charm lies in its simplicity, offering a retreat from modern life. Visitors can enjoy hiking, local delicacies, and serene bays perfect for anchoring.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Drvenik island

13. Lopud Island

Part of the Elaphiti Islands near Dubrovnik, Lopud is known for its lush vegetation and sandy beaches. The most famous beach, Šunj, is a long sandy bay with calm, shallow waters, ideal for relaxing. The island is car-free, providing a peaceful atmosphere, and its historic sites, such as Franciscan monasteries and summer villas, make it culturally rich.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Lopud island

14. Sveti Klement – Pakleni Islands

Sveti Klement is the largest island in the Pakleni archipelago, located near Hvar. While the Pakleni Islands are known for their vibrant nightlife, Sveti Klement offers a tranquil escape with beautiful lagoons and lush greenery. The island is home to the renowned Palmižana Bay, where visitors can enjoy fine dining, secluded beaches, and excellent facilities for sailors.

Exploring Croatia’s Hidden Gems: Lesser-Known Islands to Visit by Boat

Pakleni islands

15. Proizd Island

Located near Vela Luka on Korčula, Proizd Island is often described as a "paradise island" thanks to its untouched natural beauty. It boasts white pebble beaches and turquoise waters, perfect for swimming and snorkeling. The island has been awarded for having one of the most beautiful beaches in Croatia. Its remote location ensures privacy and tranquility, making it an ideal destination for boaters seeking a peaceful getaway.