Proud Lake State Park, Commerce, Michigan. Photo: Larry McKee, L McKee Photography Fine Art Photography & Design. PLEASE NOTE: This image comes in sizes 4x6, 6x9, 8x12, 12x18, 16x24, 24x36, 32x48, 40x60. Proud Lake State Recreation Area, located in Commerce Township, Oakland County, near Wixom, Michigan, is a state park under the jurisdiction of the Michigan Department of Natural Resources. The recreation area has a total area of 4,700 acres (19 km2) and it offers various outdoor activities including hiking among 20 miles (32 km) of hiking trails (9 miles of which are open to horses and mountain bikes), cross-country skiing, fishing in the Huron River, hunting (in limited areas), canoeing, and picnicking. A campground has 130 campsites including a 24-person cabin.