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16th Annual Barbara J. Walker Butterfly Festival

August 12 @ 12:00 pm - 4:00 pm

Celebrate these amazing insects with a day of educational fun for all ages at Broad Meadow Brook, where butterflies fly free in their natural habitats!

Bring the family to the sanctuary on Saturday, August 12, any time between 12:00-4:00 pm, to enjoy the fun at the 16th Annual Barbara J. Walker Butterfly Festival.

Come in costume and get a prize!

Featured Activities

  • Naturalist-led walks & workshops
  • Up-close encounters with live caterpillars
  • Butterfly art
  • Children’s activities
  • Tours of our butterfly garden
  • Pollinator-friendly native plant sales
  • and much more!

Plus, on the day of the event, festival-goers can join Mass Audubon for half price!


  • Member $5*
  • Nonmembers $6
  • Free for ages 2 & under

*Includes members of Mass Audubon and/or Mass Butterfly Club

Save time by registering online! You can also register by calling 508-753-6087

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