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Janesville School Outdoor Lab main sign

What is J.S.O.L.?

J.S.O.L. stands for Janesville Schools Outdoor Laboratory and is a 151-acre arboretum owned by the City of Janesville and maintained by the city parks department and the School District of Janesville. It is used to support education by giving students a space to study local wildlife habitats, plants, and insects. It offers a space for them to experience hiking and other outdoor nature related activities.

Main Trail Sign at JSOL
JSOL Trail

JSOL Trail  with sign welcoming those who are coming to use the park

This picture shows the Wood Bridge that is over Three Mile Creek
Three Mile Creek

Marsh Creek

Prairie Observation Deck

This Prairie Observation Deck  overlooks the JSOL prairie which is located on the north end of the property near Marsh Creek.

Prairie Flowers
Visitor Center at JSOL

JSOL Information