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  • We need your help!

    Familiarize yourself with the Rusty Blackbird and help us by participating in the Rusty Blackbird Spring Blitz.

    Rusty Blackbird Fact sheet

  • Closing Thursdays begins Jan 1st

    The Visitor Center at Assabet River NWR will be closing on Thursdays indefinitely as of Jan 1st 2015

    Closing Thursdays

  • Closing Puffer Pond to All Water Crafts

    As of January 1, 2015 the refuge will be closing Puffer Pond to all public water crafts.

    Closing Puffer Pond to All Water Crafts

  • Black Duck_Jr Duck Stamp

    Interagency Passes & Duck Stamp Sales

    Interagency Passes & Duck Stamps can only be purchased at the Assabet River NWR, 680 Hudson Road, Sudbury, MA, FRI-SUN, 10am-4pm.

    Change in Pass & Duck Stamp Sales

  • White tailed deer Greg Thompson/USFWS

    Banking on Nature Study

    Assabet River National Wildlife Refuge Boosts Local Economy Refuge Visits Stimulate Area Sales, Jobs, Taxes

    Banking on Nature

Upcoming Events

Upcoming Events

Volunteer pulling invasives - USFWS.

There are events year-round for the whole family at Assabet River National Wildlife Refuge and the rest of the refuges in the Eastern Massachusetts complex. Check out our events calendar to find one near you!

Events Calendar

About the Complex

Eastern Massachusetts National Wildlife Refuge Complex

The complex is comprised of eight refuges.

Assabet River is managed as part of the Eastern Massachusetts National Wildlife Refuge Complex.

Learn more about the complex 

About the NWRS

National Wildlife Refuge System


The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

Follow NWRS Online


Around the Refuge

  • Walking Tours of Maynard

    Trail on the refuge - USFWS.

    Produced by the Maynard Historical Commission and made available through a grant from the Maynard Cultural Council, five walking tours of Maynard can be found on the Town of Maynard website. One of these tours is located at Assabet National Wildlife Refuge.

    Walking Tours
  • Visitor Activities

    Environmental education on the refuge - USFWS.

    There are a variety of activities at Assabet River National Wildlife Refuge including wildlife viewing, photography, hunting, fishing, environmental education and interpretation. Check out our Visitor Activities page to learn more.

    Visitor Activities
Page Photo Credits — All photos courtesy of USFWS unless otherwise noted.
Last Updated: Mar 28, 2015
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