Post Island

Post Island is a 554 ft / 169 m mountain peak near High Bridge, New Jersey, United States. Based on peakery data, it ranks as the 96th highest mountain in New Jersey and the 63384th highest mountain in the United States. The nearest peaks are Stevens Island, Jenny Jump Mountain, Danville Mountain, Bucks Hill, Upper Pohatcong Mountain, and Mount Mohepinoke. See the Post Island map, 3D fly around, and the Post Island photos to get a better sense of the mountain.

Post Island SUMMIT LOG claim the peakery first ascent!

No one has reported climbing or hiking to Post Island summit on peakery. If you’ve climbed this peak be the first to report it! Share your summit log entry and add Post Island pictures from your climb below. Include the names of the routes or trails you took to the summit and back.


3d Fly AroundShow Bigger »

SNAPSHOTedit info


554 ft / 169 m


missing please add!

Height Rank Range

missing please add!


New Jersey, United States

Summited by

Nearest peaks see on map »