Hawthorn Hollow is a private, nonprofit nature sanctuary and arboretum owned and operated by the Hyslop Foundation, providing environmental education to all ages.
Preservation, maintenance, and further improvements are assisted by the Friends of Hawthorn Hollow, established in 1988. Want to be a friend of Hawthorn Hollow? Click here for more information. (link to Friends of Hawthorn Hollow information)
Admission for individuals into Hawthorn Hollow is always free and open to the public. As a nonprofit organization, donations are always gratefully accepted. Donate here!
Hours of Operation – Historical Buildings
OPEN: April 1 – October 31– 8:00 – 5:00
November 1 – December 23 – 8:00 – 4:00
CLOSED: Mondays & December 24 – March 1
The Observatory, Two Sisters Boutique, and Organic Market hours vary. Please click on their link for hours.
Hawthorn Hollow is located approximately 4 miles east of I-94, just west of Petrifying Springs on Green Bay Road (Highway 31) in the town of Somers.
880 Green Bay Road
Kenosha, WI 53144
Admission to Hawthorn Hollow is always free to the public.
However, as a nonprofit organization your donations are always gratefully accepted. Find out here how you can become a friend of Hawthorn Hollow.