The CDP is in the south-central part of the town of Epping, comprising most of the main village of Epping, part of the village of West Epping, and less densely developed land in between. The CDP is bordered to the south by the
New Hampshire Route 101 expressway and to the west by the
Lamprey River from NH 101 to
NH 27 (Pleasant Street). The northern border of the CDP follows NH 27 and the Lamprey River, until the village of Epping in the eastern part of the CDP, where it follows Prescott Road and Old Hedding Road to Delaney Road, east of
NH 125. The eastern border stays east of NH 125 from Old Hedding Road to NH 101. NH Route 101, with one exit in Epping, leads east to
Interstate 95 in
Hampton and west to
Interstate 93 in
Manchester. Route 125, which intersects Route 101 at Exit 7 in Epping, leads north to
Rochester and south to
Haverhill, Massachusetts. Route 27, the pre-expressway routing of Route 101, leads east to Exeter and west to
Raymond. According to the
U.S. Census Bureau, the Epping CDP has a total area of , of which , or 0.82%, are water. The
Lamprey River passes through Epping village, flowing east toward
Great Bay. ==Demographics==