Delta is a place in British Columbia, Canada. Delta is a part of Metro Vancouver. Delta is next to the cities of; Richmond to the north, Surrey to the east, and New Westminster to the north east. Delta is also next to Point Roberts to the south, Point Roberts is a part of Whatcom County, Washington, USA. Delta is the biggest place in Metro Vancouver by how much land it has, Surrey is the second biggest. The mayor of Delta is Lois Jackson.