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Cumberland Island National Seashore

National Seashore · Georgia

Sand dunes covered with shrubs and grasses
Vegetation holds dunes in place providing a barrier to erosion forces and creating essential interdune meadows to support island life. Photo: NPS Photo

Hours

See this week's hours below.

Entrance fee
$15 · per person
Phone
9128824336
Address
113 St. Marys St W, St. Marys, GA 31558

About Cumberland Island

St Marys is the gateway to Cumberland Island, Georgia's largest and southernmost barrier island. Here pristine maritime forests, undeveloped beaches and wide marshes whisper the stories of both man and nature. Natives, missionaries, enslaved African Americans and Wealthy Industrialists all walked here. Cumberland Island is also home to over 9,800 acres of Congressionally designated Wilderness.

Hours

Cumberland Island National Seashore

The park is open 24 hours a day, all year. The island is only accessible by boat. The visitor center, other facilities, ferry operations, and docks for private boats all have separate hours, however; please see descriptions of those facilities elsewhere.

MondaySunrise to Sunset
TuesdaySunrise to Sunset
WednesdaySunrise to Sunset
ThursdaySunrise to Sunset
FridaySunrise to Sunset
SaturdaySunrise to Sunset
SundaySunrise to Sunset

Entrance fees

Per Person$15Cumberland Island National Seashore has a per-person entrance fee. This fee is waived for America the Beautiful pass holder plus three adults. Must present pass at time of check-in.

An America the Beautiful pass covers the entrance fee at every site that charges one.

Getting there

Cumberland Island is only accessible by ferry or private boat. These directions are to the mainland visitor center in St. Marys, GA. Driving Directions To reach the visitor center from Interstate 95: •Take Exit 3 for US 40 •Take US 40 East toward “Historic Downtown St. Marys” •US 40 becomes Osborne Rd. Continue on until you reach the waterfront •Turn right on St. Marys Rd •The visitor center will be two blocks down on your left (113 St. Marys St W, St Marys GA 31558)

Weather

Cumberland Island’s climate is hot and humid during summer when temperatures tend to be in the 80's (>26 C) and mild during winter when temperatures tend to be in the 60's (<20 C). The warmest month of the year is July with an average high of 90 degrees F (32 C), while the coldest is January with an average low of 45 degrees F (44 C). Visit the Current Conditions page for an up-to-date local forecast: https://www.nps.gov/cuis/planyourvisit/conditions.htm#weather

Things to do

Biking, Birdwatching, Boating, Camping, Guided Tours, Hiking, Hunting, Hunting and Gathering, Saltwater Swimming, Swimming, Wildlife Watching.

Source: National Park Service data feed, checked September 24, 2026. Hours shown are the Park Service's posted standard hours plus any date changes it lists. Official page for Cumberland Island ↗