Save the Date!
Oceanside Conservation Trust 2023 Annual Meeting
Thursday, August 20th ~ 2pm
Little Diamond Island
Who We Are
Founded in 1982, we are a private, non-profit organization of island residents and other interested citizens.
We work to conserve wild or undeveloped open space, scenic areas, and historic landmarks in the Casco Bay region.
We strive to balance human use and enjoyment with protecting the natural environment of Casco Bay for future generations.
Invasive Marine Species
The presence of invasive species often indicates changing ecosystems. See our new Invasive Marine Species page with informative links on these species in the Casco Bay region.
Oceanside Conservation Trust is a nationally-accredited land trust with stewardship of seventeen properties on the Casco Bay Islands.
News & Events
Support our work by making a donation, becoming a member, or signing up for our mailing list today.
Donate & Become a Member
Your donation helps us to fulfill our mission. Oceanside Conservation Trust of Casco Bay is a 501(C)(3) charitable organization. Donations are tax deductible.
Join Our Mailing List
Sign up for our mailing list and stay up to date about Oceanside Conservation Trust of Casco Bay news and events. We send mailings and email newsletters several times per year. We never share or sell our mailing list.