Satellite view of Gratiot Lake Boat Launch
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Gratiot Lake Boat Launch

Gratiot Lake · Keweenaw County, Michigan
Last verified: March 14, 2026
1 lanePaved ramp
8 spotsTrailer parking
Hours
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
Trailer Parking8 spots · gravel
FeeMI Recreation Passport (annual, on vehicle registration)
Hours
RestroomsVault toilet (1)
PierYes
Not Available Fish cleaning · Fishing pier
Scout's Notes
Ramp Quirks & Etiquette
GPS Will Fail You
Your GPS will likely try to send you down the wrong two-track. Look for the state forest signs and trust those over your phone — cell service is spotty up here anyway. Know your turns before you lose signal.
True Remote Launch
This is about as off-the-grid as it gets for a DNR site. One lane, eight trailer spots, dense Keweenaw forest on all sides. You're not sharing this lake with jet skis and pontoon parades — it's mostly small boats and canoes up here.
Mucky Bottom Surprise
The lake bottom is predominantly muck, and that includes near the ramp. If you're wading to guide your boat off the trailer, expect to sink in a bit. Felt-sole wading shoes help. Back in slow so you don't stir up a cloud that'll take twenty minutes to settle.
Deep Water Nearby
Don't let the soft shoreline fool you — Gratiot drops to 70 feet out there. Great for lake trout if you know where the structure is. The 1,438-acre footprint means you can find solitude even on a July weekend, which is basically unheard of in lower Michigan.
Keweenaw Seasonal Reality
This launch is realistically a June-through-October affair. Snow lingers late on the peninsula, and the access road can be impassable well into May. By mid-fall the place is yours alone, but plan your trips around daylight — it gets dark early up here and there's no lighting at the ramp.
Sources: DNR GIS data, Google Reviews, Google Street View
About This Lake