Spaces in the “20” row are in the 100 foot range while sites in the “12” row are about 90 feet. FF: All sites listed. Wi-Fi. Open 4/1 – 11/30. DIRECTIONS: On I-94, Exit #88 and head north briefly on Hwy 10 to Oak Grove Road. Take a right and the park will be down on your right 1/3 mile.