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Grindstone City
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GPS Coordinates
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About This Ramp
Hours
4:00am-11:00pm
Managed by
Prd
Lanes
2
Docks
1
Parking
55 spaces
Amenities
Restroom
Contact
USGS3 data sourcesUpdated Mar 2026
Grindstone City is a public boat ramp on Lake Huron in Huron County, Michigan (48467). Managed by Prd. GPS coordinates: 44.0556°N, 82.8937°W.