School House Grille Address: 2669 Columbine, Harsens Island, MI 48028 Phone: (810) 748-9551 Restaurants Other Businesses: Middle Channel Golf & Country at 2306 Golf Course Rd, Harsens Island, MI 48028 Browns Bar Inc at 6630 Middle Channel Dr, Harsens Island, MI 48028 Island Trader Inc at 1258 Circuit, Harsens Island, MI 48028 Sans Souci Bar at 3057 S Channel Dr, Harsens Island, MI 48028