Gravel Island

This small island is accessible by land at low tide only. Mostly tidal salt marsh and beach gravel with critical water filter.


Excellent shorebird habitat of 1.65 acres.


Situated at the mouth of Hammett’s Cove as it meets Sippican Harbor.

Gravel Island

Sippican Lands Trust Rules and Regulations

  • Our land is open from sunrise to sunset.
  • No Drugs or Alcohol.
  • Pets should be under their owner’s control and dispose of pet waste thoughtfully.
  • No smoking or fires.
  • No motorized vehicles.
  • No littering.
  • No camping.
  • Leave the plants, animals, and geology as you find them.
  • No hunting on SLT property, except with SLT's permission.
  • No unauthorized postings on SLT properties.
  • Parking for visitors of the Sippican Lands Trust, where applicable. Not all properties have dedicated parking.