Brownsea Island by third parties, is owned by the National Trust. Most of the buildings are situated near the small landing stage. The northern portion of the island is a Nature Reserve managed by Dorset Wildlife Trust and an important habitat for birds; this part of the island has limited public access. A small portion to the southeast of the island, along with Brownsea Castle, is leased to the John Lewis Partnership for use as a holiday hotel for staff, and is not open to the public. The island forms part of the Studland civil parish in the Purbeck local government district.
Brownsea Island Scout camp guided tours, trails, and activities in the visitor centre. Since March 2006, travel packages have been available for Scouts to camp on the island, and Scout and Guide groups can also book day activities. To celebrate one hundred years of Scouting, four camps were organised on the island by The Scout Association during July and August 2007: Brownsea Island Scout camp The Brownsea Island Scout camp began as a boys' camping event on Brownsea Island in Poole Harbour, southern England, organised by Lieutenant-General Baden-Powell to test his ideas for the book "Scouting for Boys". Boys from different social backgrounds participated