Location: Southern tip of White Island, southernmost of the Isles of Shoals
Accessibility: The island is not open to the public; the best views are from cruises to the Isles of Shoals. The facility: Active U.S. Coast Guard aid to navigation, owned by the State of New Hampshire. Lighthouse built in 1859. Light flashes white every 15 seconds; fog signal is one blast every 30 seconds.
The area immediately around the lighthouse is not accessible to the public except during the open houses. The lighthouse can be seen from the Fort Constitution State Historic Site, on route 1B at the U.S. Coast Guard Station at New Castle. The tower is open for open house from late May to mid-October, Sundays, 1-5 p.m. Visitors may climb to the lantern room. No children under 42 inches tall are allowed to climb to the top, and adults are not allowed to carry children up the stairs. Prepare to climb 44 stairs to the watch room and a 7-rung ladder to the lantern room.
Cruises are offered by the Granite State Whale Watch at 603-964-5545. The lighthouse also is known as Fort Point Light, New Castle Light, and Fort Constitution Light.