St Eustatius is part of the northern Leeward Islands of the Lesser Antilles. It is located northwest of St Kitts and Nevis and south of St Maarten. The island has an area of 21 km² (8.1 sq. miles) and about 4000 inhabitants. Formerly part of the Netherlands Antilles, St Eustatius became a special municipality within The Netherlands on 10 October 2010.
The name of the island, “Sint Eustatius”, is the Dutch name for Saint Eustace (also spelled Eustachius or Eustathius), a legendary Christian martyr, known in Spanish as San Eustaquio and in Portuguese as Santo Eustáquio or Santo Eustácio.