SECTOR 1: Geographically is bordered on the:
SOUTH by Nantucket Sound;
WEST by the Bass River (Yarmouth line;)
EAST by the Swan River to the point of intersection with Route 28 then in a westerly direction to the intersection of Route 134 then north on Route 134 to the intersection of Upper County Rd.
NORTH by Highbank Rd. east to Upper County Rd. to the intersection of Route 134.
This sector encompasses the village of West Dennis, and portions of the village of South Dennis within its boundaries.