Lake Wilheim   Be the first to submit input for Lake Wilheim. If you have info on Lake Wilheim, Mercer County, Pennsylvania please submit it here to improve this web site.          These outdoors activities are available near Lake Wilheim.   Lakes Near Lake Wilheim: Lake Latonka, Mercer County, 9 miles away Polk Dam Lake, Venango County, 11 miles away Tamarack Lake, Crawford County, 13 miles away Rainbow Lake, Crawford County, 14 miles away Woodcock Creek Lake, Crawford County, 17 miles away   Public Lands Near Lake Wilheim: Moraine State Park, Pennsylvania, 21 miles away McConnell's Mill State Park, Pennsylvania, 23 miles away Pymatuning State Park, Ohio, 27 miles away   Marinas On or Near Lake Wilheim: Navigation Company, Conneaut Lake, 19 miles away   Camp Grounds Near Lake Wilheim: Lakeview Estates Campground, Sandy Lake, 2 miles away Wesleyan Campground, Mercer County, 3 miles away Vacationland Campground, Sandy Lake, 5 miles away Wilhelm Camp Travel Park, Clarks Mills, 6 miles away   Hotels Near Lake Wilheim: Comfort Inn Barkeyville, Barkeyville, 12 miles away Colonial Inn Motel PA, Mercer, 12 miles away Comfort Inn Grove City, Grove City, 13 miles away Best Western Grove City Inn, Grove City, 13 miles away Holiday Inn Express GROVE CITY (PRIME OUTLET MALL), Mercer, 13 miles away   Whitewater Near Lake Wilheim: South Sandy Creek, VernangoCounty, 10 miles away       Class I-II - 6.5 miles long (State Game Lands # 39 to Pecan) Scrubgrass Creek, VenangoCounty, 16 miles away       Class -blank- - 5.25 miles long (Route 308 to Allegheny River) Neshannock Creek, LawrenceCounty, 20 miles away       Class I-II(III) - 2 miles long (Neshannock Gorge)