North Down Area B was one of the four district electoral areas in North Down, Northern Ireland which existed from 1973 to 1985. The district elected five members to North Down Borough Council, and formed part of the North Down constituencies for the Northern Ireland Assembly and UK Parliament.
It was created for the 1973 local elections, and contained the wards of Conlig, Clandeboye, Rathgael, Silverstream and Whitehill. It was abolished for the 1985 local elections and replaced by the Abbey DEA and the Bangor West DEA.