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Grand Lake St Marys State Park
Lake · St. Marys Township, Ohio
Park on Grand Lake St. Marys reservoir with a campground, swimming areas, boat ramps & fishing.
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Frequently asked questions
- Where is Grand Lake St Marys State Park?
- Grand Lake St Marys State Park is a lake in St. Marys Township, Ohio.
- Can you swim at Grand Lake St Marys State Park?
- There is no fixed answer for Grand Lake St Marys State Park: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Grand Lake St Marys State Park in St. Marys Township, Ohio. Check current water conditions before you go, and follow posted signs and local guidance.
- How is Grand Lake St Marys State Park rated?
- Grand Lake St Marys State Park in St. Marys Township, Ohio has an average visitor rating of 4.6 out of 5, based on 90 reviews.
Visitor Reviews
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Best Times to Visit
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
Location & Contact
St. Marys Township, OH 45885
St. Marys Township, Ohio 45885
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