Groton Open Space Association, Inc., is a member supportedall volunteer, 501(3)(c) organization.


Your Membership helps support GOSA’s mission:

  • advocacy of land, water, and wildlife in Southeastern CT
  • preserving the natural beauty of Southeastern CT.
  • acquisition of property for open space
  • stewardship of GOSA managed properties

Your Member benefits include:

  • Invitations to the Annual Meeting
  • Voting rights and a voice in GOSA’s future
  • Information about organized hikes and other special activities
  • Opportunities to join others who are making a difference

Suggested donations:


For Individuals


For Families


For Businesses

All donations to GOSA, in cash or in kind, are tax-deductible to the extent permissible by law.