There is no cost for visitors to enter Saint Croix Island IHS.
Commercial Tours
All commercial tour groups that wish to use the unimproved boat launch at the mainland site on U.S. Route 1 must first obtain a commercial use authorization, available from the concessions manager at Acadia National Park. The fee for obtaining a permit is $200 for a two-year period. For more information, please contact the concessions manager at (207) 288-8705 or by e-mail.
Please note that commercial use is prohibited on Saint Croix Island to protect natural and cultural resources; commercial tours are not permitted to land on the island.