18 Islands in United States that you should visit - With photos & details

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18 Islands to explore in United States

Third largest and third most populous country in the world. Size-wise, it is almost as large as the continent of Europe.

Alcatraz IslandSan Francisco, CA 94133, USA

Developed with facilities for a lighthouse, a military fortification, a military prison, and a federal prison that seized operations in the 1960s. Today the small island is open for tours.

Boca Chita KeyBoca Chita Key, Islandia, FL, USA

Boca Chita Key is the island north of the upper Florida Keys in Biscayne National Park, Miami-Dade County, There is a beautiful lighthouse located in this island and a campground with picnic tables and saltwater toilets.  Freshwater and electricity are not available in this island.

Caladesi Island State ParkCaladesi Island State Park, Florida, USA

A three-mile nature trail, a marina, picnic pavilions, bathhouses, a park concession stand, and a beach is what you will encounter in Caladesi Island State Park. The Caladesi Island beach was listed as the best beach in United States by Dr. Beach in 2008.

Coconut IslandCoconut Island, Hilo, HI 96720, USA

This is a small island in Hilo Bay, just offshore from Lili'uokalani Park and Gardens, in Hilo, off the island of Hawaii. It is a small park, and is connected to the main island via a footbridge. The island includes a large grassy field, picnic areas, restroom facilities, and a few tiny sandy beaches.

Egmont Key National Wildlife RefugeSt. Petersburg, FL 33715, USA

Located on Egmont Key, at the mouth of Tampa Bay, it can only be reached by boat or ferry. The Egmont Key Lighthouse and the ruins of Fort Dade, a Spanish–American War era fort, are located in the park. The entire 328 acres (133 ha) island is actually part of Egmont Key National Wildlife Refuge.

Gascoigne BluffGascoigne Bluff, St Simons, GA 31522, USA

Gascoigne Bluff is a bluff next to the Frederica River on the western side of the island of St. Simons, Georgia which was a Native American campground, the site of a Franciscan monastery named San Buenaventura, and the site of the Province of Georgia's first naval base.  This area was one of several St. Simons Island plantations owned by John Couper who lived at Cannon Point, St. Simons Island, and who donated his library of 20,000 volumes to the Library of Congress.

Honeymoon Island State Park1 Causeway Blvd, Dunedin, FL 34698, USA

The park is 385 acres (1.6 km2) in land area with 2,400 acres (10 km2) submerged and 4 miles (6 km) of beach. Consistently receiving more than one million visitors each year, it is the most-visited state park in Florida.

Hutchinson IslandHutchinson Island, Florida, USA

Known for beautiful beaches, nature preserves and parks. The two islands are separated by the Fort Pierce Inlet and are known as North Hutchinson Island and South Hutchinson Island. North Hutchinson Island is divided into two counties - Indian River County and St. Lucie County.

Isle of PalmsIsle of Palms, SC, USA

Isle of Palms is a barrier island on the South Carolina coast. The city is included within the Charleston-North Charleston-Summerville metropolitan area and the Charleston-North Charleston Urbanized Area.  It is an affluent community of both vacation homeowners and year-round residents, with large beachfront homes, resorts, and local restaurants. Beach volleyball is popular in the summer, and the "Windjammer" club hosts several tournaments throughout the year.

Jekyll Island State Park100 James Rd, Jekyll Island, GA 31527, USA

Jekyll Island is located off the coast of the U.S. state of Georgia, in Glynn County. It is one of the Sea Islands and one of the Golden Isles of Georgia barrier islands. A popular tourist destination, the island has beaches frequented by vacationers. Guided tours of the Landmark Historic District are available. Bike trails walks along the beaches and sandbars, and Summer Waves, a water park, are among the active attractions.

Jungle Island1111 Parrot Jungle Trail, Miami, FL 33132, USA

Jungle Island, formerly Parrot Jungle, is a relaunched eco-adventure park on Watson Island, Miami, Florida. The park features new pop-up waterslides, an outdoor wind tunnel flight experience, zip lines, escape rooms, a Nerf battle stadium and other attractions.

Kiawah IslandKiawah Island, SC, USA

Kiawah is a sea island, or barrier island, on the Atlantic coast of the United States. it is primarily a private beach and golf resort. It is home to the Kiawah Island Golf Resort, with spacious villas, beaches, large and acclaimed golf courses, and other attractions.

Mosaic, Jekyll Island Museum100 Stable Rd, Jekyll Island, GA 31527, USA

The MOSAIC is a history museum in the historic district of Jekyll Island of Georgia, in the United States. The museum features more exhibit space, more artifacts, a new outdoor classroom, and a new multi-purpose room. Constructed completely within the current footprint of the historic stables building, the new design highlights the building’s construction with high, lofted ceilings and open space.

Roosevelt IslandRoosevelt Island, New York, NY 10044, USA

A narrow island which was located in the centre of the east river Manhattan. Roosevelt Island is part of the borough of Manhattan. Roosevelt Island has many bicycle trails and walking paths for people to explore the island with. There is also a free bus service.

Saint Simons Pier100 Mallery St, St Simons, GA 31522, USA

St. Simons Island is a barrier island and census-designated place located on St. Simons Island in Glynn County, Georgia, United States.  The primary mode of travel to the island is by automobile via F.J. Torras Causeway. Malcolm McKinnon Airport serves general aviation on the island.

Sullivans IslandSullivans Island, Sullivan's Island, SC 29482, USA

Sullivan's Island is a town and island in Charleston County. Sullivan's Island was the point of entry for approximately 40 percent of the 400,000 enslaved Africans brought to British North America; it has been likened to Ellis Island, the 19th-century reception point for immigrants in New York City. During the American Revolution, the island was the site of a major battle at Fort Sullivan on June 28, 1776, since renamed Fort Moultrie in honor of the American commander at the battle.

Virginia Key is an 863-acre barrier island in Miami, Florida. The island is mainly occupied by the Virginia Key Beach Park, Miami Seaquarium, Miami-Dade's Central District Wastewater Treatment Plant, and the University of Miami Rosenstiel School of Marine and Atmospheric Science.

Weedon Island Preserve1800 Weedon Dr NE, St. Petersburg, FL 33702, USA

A 3,190 acre natural area predominately an estuarine preserve composed of upland and aquatic ecosystems such as mangrove forests, pine/scrubby flatwoods, and maritime hammock, and is home to a variety of native wildlife.