Thunder Bay River State Forest Campground and Alpena Marina
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Thunder Bay River State Forest Campground vs Alpena Marina

Side-by-side comparison of two boat ramps in Alpena County, Michigan.

These ramps are about 7.0 miles apart.

Thunder Bay River State Forest Campground

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Alpena Marina

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Type
Boating Access Site
Boating Access Site
Hours
Open at all times
24/7
Fees
Free
Free
Launch Lanes
—
—
Water Type
River/Stream
Great Lake
Water Body
Thunder Bay River - Lower South Branch
Lake Huron
Trailer Parking
—
45 spaces
Restrooms
Yes
Yes
Accessible
—
—

Which ramp should you choose?

Both Thunder Bay River State Forest Campground and Alpena Marina provide public access in Alpena County. If you need more launch lanes or trailer parking, compare the numbers above directly — busier ramps benefit from multiple lanes to avoid a backup on weekends. If fees or accessibility are the deciding factor for your trip, check the fields above before you drive out, since ramp conditions can change seasonally.