Electoral Area A comprises all unincorporated land within the regional district boundaries, which totals about 818 square kilometres. Most of the area is in the northernmost part of the district, including residential areas and isolated dwellings on Howe Sound between Lions Bay and Horseshoe Bay, on Indian Arm to the north of Deep Cove and Belcarra/Anmore and on the west side of Pitt Lake to the north of Port Coquitlam. Other areas included are Barnston Island on the Fraser River, Passage Island between Bowen Island and West Vancouver, and finally the urban communities of the University of British Columbia and the University Endowment Lands, in which 98% of the population of Electoral Area A lives.