Become a Member

Groton Open Space Association, Inc., is a member supported, all 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


For Individuals


For Families


For Businesses

How to Become a Member

There are many ways you can use to donate – online, by mail, or with other options.  Please chose the one most convenient to you.

 Payment Method:

  1. Use Regular mail. Print this page, fill in the information, then send with your check to PO Box 9187, Groton CT 06340
  2. Use a credit or debit card. Fill out the form below, then click on the “Enter Your Credit Card information” button to complete your donation