McConnells Mill State Park

The 19th century gristmill, the centerpiece of McConnells Mill State Park, will open for the season beginning May 16. The mill is open mid-May through Labor Day, every Wednesday through Sunday from 10:30 AM to 3:30 PM, admission is free. … →

History comes alive at the 30th Annual McConnells Mill Heritage Festival, sponsored by the Rotary Club of Portersville-Prospect. Come celebrate the historic time period of 1852-1928, when the gristmill harnessed the power of the Slippery Rock Creek to grind the … →