A remote cluster of islands accessible only by boat or seaplane, home to a 19th-century fort and pristine coral reefs.
December–May: calm seas, dry weather and great snorkeling visibility; April–May is peak bird migration.
Ferry seats and camping fill during winter and spring; fall is the quietest.
Hurricane season (June–November) can cancel ferries. Summer is hot and humid, and winter cold fronts bring wind and rough crossings.
General patterns — conditions vary by year. Check current NPS alerts and road status before you go.
Distances are rough estimates to the closest entrance. Check road and ferry conditions before you go.
Campgrounds inside the park are booked through Recreation.gov, and many fill months ahead.
FIND CAMPSITES ON RECREATION.GOV ↗There’s no lodging inside this park, so most visitors stay in the nearby towns above.