Centrally located in Libertyville, our General Offices is where you'll find our administration, planning, natural resources, land acquisition, public affairs, development, and education departments. Our General Offices is also the home to the Dunn Museum.
The building is located on Winchester Road between Butterfield Road and Route 45. Enter on Technology Way and make first left to parking area.
Holiday Closures
The General Offices is closed for New Year's Day, Martin Luther King, Jr. Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day and the Friday after Thanksgiving, Christmas Eve, and Christmas Day.
Public Services
Although many transactions can be handled on our website, such as picnic shelter reservations, Dog Park, equestrian and other permits—if you'd like to handle these things in person, our customer service staff will be happy to help. You'll find them here and at our Operations and Public Safety Facility located at Fourth Lake Forest Preserve in Lake Villa. Our Operations and Public Safety Facility houses our preserve maintenance, construction operations, natural resources and public safety departments.
Staff Directory
Use the staff directory to contact our department directors and facility managers, or use this form to send us a general message.
Preserve Hours
Most forest preserves are open 6:30 am–sunset, daily. If a preserve gate is open before 6:30 am, the preserve is considered open for use. Special hours apply at the golf courses, Dog Parks, Ryerson Woods, Dunn Museum, Greenbelt Cultural Center, Independence Grove and the Fox River Marina.