Satellite view of St. Marys Lake Boat Launch
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St. Marys Lake Boat Launch

Saint Marys Lake · Mason County, Michigan
Last verified: March 14, 2026
1 lanePaved ramp
15 spotsTrailer parking
Open at all timesHours
Directions
Street View
Craft & Seasonality
✓
Motorboat
✓
Kayak / Canoe
✓
Jet Ski / PWC
✓
Large Boat
✗
Winter Access
Site Details
Conditions change rapidly due to water levels, prop wash, and weather. Always visually inspect before backing down.
RampPaved, 1 lane
Dock1 boating pier · ADA
Trailer Parking15 spots · gravel
Vehicle-Only3 spots
FeeMI Recreation Passport (annual, on vehicle registration)
HoursOpen at all times
RestroomsVault toilet (1)
PierYes
AccessibilityAccessible pier
Not Available Fish cleaning · Fishing pier
About This Lake