Fakaofo
New Zealand
Fakaofo, formerly known as Bowditch Island, is a South Pacific Ocean atoll located in the Tokelau Group. The actual land area is only about 3 km2 (1.1 sq mi), consisting of islets on a coral reef surrounding a central lagoon of some 45 km2. According to the 2006 census 483 people officially live on Fakaofo (however just 370 were present at census night). Of those present 70% belong to the Congregational Church and 22% to the Catholic Church.
Data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).