Grand Lake St. Marys State Park Campground

Putting together a Campground visit list in Ohio? Keep Grand Lake St. Marys State Park Campground as one of the Campground candidates around Ohio - USA below. Grand Lake St. Marys State Park Campground is a USA featured on CityPlaceList, a directory that gathers verified place data in one place. You will find it at Grand Lake St. Marys State Park Campground, 834 Edgewater Dr, St Marys, OH 45885, United States, an address that is easy to plug into any navigation app. Visitors give it a 4.5 out of 5 across 327 reviews, a signal worth reading alongside the details below. The tone of real visits comes through in reviews like this one: “Campground, restrooms, bath house are all very clean and well maintained. Could see (and hear) lake from our campsite. We stayed during the…”.

Everything on this page is compiled automatically from the source data and was last refreshed on Oct 22, 2026; nothing unverifiable has been added. As with any plan, confirm opening hours and prices directly with Grand Lake St. Marys State Park Campground before heading out.

To broaden your itinerary across Ohio, consider stopping by Ohio State Eagles Campground, Jesse Owens State Park - Sand Hollow Campground and Lake Park Campground to expand your visit ideas; compare key features directly in the table on Best Ohio Campgrounds: Complete Directory & Visitor Guide.