It stretches from the border with Northland to the northwestern end of Waitematā Harbour, and consists mostly of various satellite towns north of Auckland.

Population centres within the electorate include:[1] The electorate was created after rapid population growth in the former Rodney electorate caused the northern section to be carved off and incorporated into Helensville, which in turn lost the Waitakere Ranges to New Lynn and an area around Coatesville and Dairy Flat to Whangaparāoa (the former Rodney).

Key Labour   NZ First Blue background denotes the winner of the electorate vote.

Yellow background denotes an electorate win by a list member, or other incumbent.

Yellow background denotes an electorate win by a list member, or other incumbent.