New Individual and Family memberships now just $35. Start your membership > Join today and get outside at one of our 60+ wildlife sanctuaries. New Individual and Family memberships are just $35! Start your membership
New Individual and Family memberships now just $35. Start your membership > Join today and get outside at one of our 60+ wildlife sanctuaries. New Individual and Family memberships are just $35! Start your membership
A meadow hillside leading to a dark green forest with water in the center.
Tidmarsh, Plymouth

Tidmarsh Wildlife Sanctuary

Plan Your Visit

Once a working cranberry farm, this landscape underwent the largest freshwater ecological restoration ever completed in the Northeast. Now Tidmarsh is a 481-acre property that's home to a vast expanse of cold-water streams, ponds, forest, and woodlands—all permanently protected and open for everyone to enjoy!

Connect with Tidmarsh

Property Regulations

  • Foot travel only; please stay on trails (day passes are available for powered mobility devices)
  • Dog walking and horseback riding are prohibited; please leave all animals and pets at home (service animals welcome)
  • Camping, collecting, smoking, hunting, fishing, releasing of animals, and feeding wildlife is prohibited.
  • Commercial photography needs prior approval; please see all photography guidelines.

Facilities

  • Parking
    Parking
  • Trail, Universally Accessible
    Trail, Universally Accessible

Explore Tidmarsh

  • An orange, black, and white Painted Lady butterfly on a pink Milkweed.
    Painted Lady, Tidmarsh, Plymouth
  • Pink flowers in uncut grass of a small hill. Trees surround the hill.
    Tidmarsh, Plymouth
  • A Monarch Butterfly hangs on to a yellow flower. Other yellow flowers are scattered throughout the frame.
    Tidmarsh, Plymouth
  • A watery marsh with tall grass and yellow flowers. Red, yellow, and green shrubs in the background.
    Tidmarsh, Plymouth
  • A gravel path on a hillside. On the right side of a path is a guiding rope. Two wooden benches are placed on the left.
    Tidmarsh, Plymouth
  • A meadow hillside leading to a dark green forest with water in the center.
    Tidmarsh, Plymouth
  • A wooden boardwalk cuts through green vegetation and trees.

Latest News

More News
Three young adults pointing to "Ask Me About Climate Change" text written on the back of their shirts
News November 01, 2023

Youth Climate Leadership Program Comes to South East

Keep Reading
Camper inspecting seaweed and algae samples
News November 01, 2023

Gateway to Nature Program Arrives in South East

Keep Reading
After monitoring coastal shrublands at Allens Pond
News November 01, 2023

Restoring Coastal Shrubland at Allens Pond

Keep Reading

Sanctuary History

Tidmarsh was once a vibrant ecological setting, featuring natural bogs and a cold-water stream. Then in the 1890s it was transformed into cranberry bogs.

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Conservation Projects

Tidmarsh is actively involved with a variety of projects that relate to protecting and restoring resilient landscapes.

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