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Welcome! To join a workday, please RSVP or contact the stewards ahead of time (see Contacts at the bottom of each event).

NOTE: All youth (under 18 years of age) must be accompanied by a parent or legal guardian, or be part of a chaperoned group (e.g. scouts, schools, etc). See our FAQs page for details.

Forest Glen Woods

Forest Glen Woods Forest Preserve 5420 N Forest Glen Ave, Chicago

An important corridor for migratory birds, Forest Glen is part of the Lower North Branch Preserves. This unique woodland, savanna, and floodplain ecosystem needs help from our volunteer community to remove invasive...

Free

Linne Prairie

Linne Prairie 8874 Lehigh Ave, Morton Grove

Linne Prairie is a different site from the rest of the North Branch preserves. The area was used as temporary storage for a huge pile of limestone excavated for the deep tunnel...

Free

Oxbow Prairie

Oxbow Prairie 6800 N Caldwell Ave, Chicago

Oxbow Prairie, formed by an old loop in the river’s course, lies northwest of Bunker Hill Savanna. This old oxbow in the Chicago River’s North Branch is a combination of low, wet...

Free