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Published on March 2, 2026

Union Island Travel Guide: Gateway to the Southern Grenadines

Nestled in the heart of the Grenadines, Union Island stands as a vibrant hub and an essential starting point for adventurers eager to explore the archipelago's southernmost jewels. Known for its rugged beauty, spirited local culture, and world-class watersports, this captivating island offers a perfect blend of relaxation and exhilaration.

Discovering Union Island: An Overview

Union Island, often dubbed the "Gateway to the Southern Grenadines," is a truly unique destination within St. Vincent and the Grenadines. Its dramatic volcanic peaks, particularly Mount Taboi, contrast beautifully with the pristine turquoise waters and white-sand beaches. The island's strategic location makes it a magnet for yachting enthusiasts and those seeking easy access to renowned neighboring islands and marine parks.

The island's main settlements are Clifton, a bustling port town on the eastern side, and Ashton, a more traditional village on the western coast. Clifton serves as the primary entry point and a lively hub, offering a variety of services, restaurants, and charming boutiques. Ashton provides a glimpse into local life, with its fishing boats and quieter pace.

Fun Fact:Union Island's highest point, Mount Taboi, offers breathtaking panoramic views of the surrounding islands, including Mayreau,Palm Island, and even as far as Carriacou on a clear day.

Getting to and Around Union Island

Arriving on Union Island

Reaching Union Island is part of the adventure, with several convenient options:

  • By Air:Union Island boasts its own small airport (UNI) in Clifton. Regular regional flights connect from Barbados (BGI), St. Vincent (SVD), and Grenada (GND). These flights often involve smaller, scenic propeller planes.
  • By Ferry:The inter-island ferry service, known as the "Mail Boat," provides a more authentic and economical way to travel from St. Vincent. There are also private ferries and water taxis connecting Union Island with nearby islands like Carriacou and Mayreau.
  • By Yacht:For many, arriving by sailboat is the quintessential Grenadines experience. Clifton Harbour is a well-sheltered and popular anchorage, offering customs and immigration services, provisioning, and repair facilities.

Navigating the Island

Once on Union Island, getting around is straightforward:

  • Taxis:Readily available, especially in Clifton, and perfect for transfers or island tours.
  • Rental Scooters/Buggies:A popular choice for independent exploration, offering flexibility to discover hidden coves and viewpoints.
  • Walking:Clifton itself is easily walkable, allowing you to explore its shops, restaurants, and waterfront at a leisurely pace. For longer distances or more rugged terrain, other transport options are recommended.

Experiences and Activities on Union Island

Watersports Paradise

Union Island is renowned as a watersports hotspot, particularly for wind and kitesurfing.

  • Kitesurfing & Windsurfing:The shallow, protected lagoon off Clifton is ideal for beginners, while experienced riders can enjoy more challenging conditions further out. Several schools offer lessons and equipment rentals.
  • Snorkeling & Diving:The reefs around Union Island are teeming with marine life. Popular spots include the Clifton Lagoon and areas near Chatham Bay. Dive operators can arrange excursions to various sites, including nearby Tobago Cays.
  • Sailing & Yacht Charters:As the "Gateway to the Southern Grenadines," Union Island is a prime starting point for bareboat or crewed yacht charters. Explore the countless cays and islands at your own pace.

Island Exploration

  • Hiking Mount Taboi:For the adventurous, a hike to the summit of Mount Taboi (approximately 1,000 feet) offers unparalleled panoramic views of the entire Southern Grenadines. The trail can be challenging but rewarding.
  • Relaxing on Pristine Beaches:
    • Chatham Bay:Located on the western side, this secluded bay is accessible by boat or a rough road. It's perfect for swimming, snorkeling, and enjoying a quiet beachside lunch.
    • Big Sands (Richmond Bay):Situated on the northern coast, this expansive beach is known for its calm waters and relaxed atmosphere.
    • Frigate Island:A small, uninhabited islet just off Clifton, offering a tranquil escape for swimming and sunbathing.
  • Exploring Clifton:Wander through the colorful streets of Clifton, browse local craft shops, and soak in the vibrant atmosphere of the harbor.
  • Visiting Ashton:Experience a more authentic slice of island life in Ashton, where you can observe local fishermen and enjoy the slower pace.

Day Trips from Union Island

Union Island's strategic location makes it an ideal base for exploring the gems of the Southern Grenadines. Numerous charter boats and local captains offer excursions:

  • Tobago Cays Marine Park:A must-do! This world-famous protected area offers incredible snorkeling and diving among vibrant coral reefs and swimming with sea turtles in crystal-clear waters. Don't miss the opportunity to visit Petit Tabac, where scenes from Pirates of the Caribbean were filmed.
  • Mayreau:Just a short sail away,Mayreau is home to Saltwhistle Bay, a postcard-perfect anchorage with a relaxed vibe and excellent beach bars.
  • Palm Island:A private island resort offering stunning beaches and a tranquil atmosphere. While primarily for guests, some day visitors can arrange access to its facilities.
  • Petit Saint Vincent:Another exclusive private island retreat, known for its luxury and seclusion.

Accommodation and Dining

Where to Stay

Accommodation options on Union Island cater to various preferences, from charming guesthouses and boutique hotels to private villas. Most accommodations are concentrated around Clifton and offer easy access to the harbor and amenities. Expect a warm, personal welcome characteristic of the Grenadines.

Culinary Delights

Union Island's dining scene emphasizes fresh, local ingredients, especially seafood. You'll find a range of options, from casual beach shacks serving grilled fish and lobster to more upscale restaurants offering international and Caribbean fusion cuisine. Don't miss trying local specialties like conch fritters and freshly caught mahi-mahi or snapper. Clifton's waterfront is dotted with lively bars, perfect for enjoying a sundowner with stunning views.

Practical Tips for Your Visit

  • Best Time to Visit:The dry season, from December to May, offers ideal weather with less rain and pleasant temperatures, perfect for watersports and island hopping.
  • Currency:The Eastern Caribbean Dollar (EC$) is the local currency, though US Dollars are widely accepted.
  • Language:English is the official language.
  • Local Etiquette:A friendly "Good morning," "Good afternoon," or "Good evening" goes a long way when greeting locals. Dress modestly when away from the beach.
  • Connectivity:Wi-Fi is available at most accommodations and some restaurants. Local SIM cards can be purchased for mobile data.

Conclusion: Your Grenadines Adventure Begins Here

Union Island truly lives up to its reputation as the "Gateway to the Southern Grenadines." With its vibrant culture, thrilling watersports, stunning natural beauty, and unparalleled access to iconic neighboring islands, it offers an unforgettable Caribbean experience. Whether you're an avid sailor, a kitesurfing enthusiast, or simply seeking a laid-back island escape,Union Island provides the perfect launchpad for your adventure in this enchanting corner of the world.