Tidmarsh Wildlife Sanctuary

Tidmarsh overlook in autumn © Jeanne Lesperance
© Jeanne Lesperance

A vast expanse of cold-water streams, ponds, forest, and woodlands, Tidmarsh is a 481-plus acre landscape permanently protected and open for all to enjoy. Once a working cranberry farm, this landscape underwent the largest freshwater ecological restoration ever completed in the Northeast. Read more >

TRAILS: Open daily, dawn to dusk

Sanctuary News & Events

Yarrow growing near a stream at Tidmarsh Wildlife Sanctuary

Tidmarsh Wildlife Sanctuary

Special Event June 2, 2018

Join us at Mass Audubon's newest wildlife sanctuary to explore recently created trails, take a guided walk, meet some special guests, and more.

River herring in Cecil County, MD © Will Parson/Chesapeake Bay Program
© Will Parson, Chesapeake Bay Program

There are many great ways to get outdoors at Tidmarsh this spring, including brand-new programs, a citizen science project, and more.

Lauren Kras birding at Tidmarsh

Sanctuary Director Lauren Kras has spent the winter getting Tidmarsh in tip-top shape. Learn more about what she's been up to and what's to come.

More News

Get Out & Explore

Two people walking

Explore 3 miles of trails featuring cold-water streams, ponds, forest, and woodlands at Tidmarsh. Learn More >

Research & Conservation

The restored wetlands at Tidmarsh support vulnerable wildlife while serving as a living model for ways to reduce the impacts of climate change. Learn More >