Sunnyvale R/C Park's entrance is located at the entrance to Marathon County's Sunnyvale Park complex, aka Man Made Lake. It is located just south of State Highway 29 at the corner of Packer Drive and South 72nd Avenue.
As a club member, you will be given a key to the gated entrence. The field is open 365 days a years. To show respect to the local wildlife, especially the nesting birds, the flying hours are:

April 1 to June 15
10:00 a.m. to Dusk

June 16 to March 31
8:00 a.m. to Dusk
Left & right click on map to zoom in or out
Click here to open map in new window