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Grand Lake St. Marys State Park

Grand Lake St. Marys State Park is located in Auglaize & Mercer counties, 35 miles southwest of Lima. The open waters of Grand Lake, the largest inland lake in Ohio, bustle with recreation & provide habitat for bald eagles & waterfowl. The park offers picnic areas with tables & grills, plus 8 reservable shelters. Nature center & programs provide entertainment all summer. The dog park is popular with people and pets. 

The campground offers 166 sites with electric hookups and 38 non-electric sites. Pets allowed on designated sites. Amenities include showers, restrooms, laundry & mini-golf. The campground also offers beach, boat ramp & tie-ups for campers only. Camper Cabins, & Cedar Cabins are available.

13,500-acre Grand Lake offers 5 beaches and 5 ramps around the lake. From sailing to speedboats, all types of boating permitted with no hp limit. Boat rentals, fuel & seasonal dock rentals available. Fish for crappie, bass & yellow perch from shore, dock, or lake. Hunting permitted in designated areas. Ninety seasonal duck blinds available by lottery through Division of Wildlife. 

Camping Fees are $22/night (weekends) for non-electric sites & $26/night (weekends) for electric sites. Cedar Cabins are $90/night. Camper Cabins are $40/night. Call 1-866-OHIO-PARKS for reservations.
Address

Grand Lake St. Marys State Park
834 Edgewater Drive

St. Marys, Ohio 45885

Phone Number(s)

Local Number: (419) 394-3611
Fax: (419) 394-8173
Reservations: (866) 644-6727

Hours

Sunday: 6:00 AM - 11:00 PM
Monday: 6:00 AM - 11:00 PM
Tuesday: 6:00 AM - 11:00 PM
Wednesday: 6:00 AM - 11:00 PM
Thursday: 6:00 AM - 11:00 PM
Friday: 6:00 AM - 11:00 PM
Saturday: 6:00 AM - 11:00 PM

Special Hours:

Website(s)

Homepage
Additional Information

Admission

FREE

Parking

FREE

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