Friends of Princeton Open Space

Who We Are:
Founded in 1969, we are a non-profit, tax-exempt organization devoted to environmental protection and the preservation of open space in the Princeton, NJ area.


  • Raise funds to assist in acquisition of easements.
  • Purchase lands for permanent open space.
  • Advocate land use that respects the natural constraints of the land while meeting the needs of all our citizens.
  • Foster understanding of nature through programs in the Mountain Lakes Nature Preserve.
  • Promote maintenance, publicity and stewardship of existing Princeton parks and open spaces.


Contact Friends of Princeton Open Space

57 Mountain Ave
Princeton, New Jersey  08540-2637
Phone: (609) 921-2772


Service Area

Statewide service provider in:
  • New Jersey

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