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Johnson Lake
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About This Ramp
Hours
4:00am-11:00pm
Managed by
Prd
Lanes
1
Docks
1
Parking
26 spaces
Amenities
Restroom
Contact
USGS3 data sourcesUpdated Mar 2026
Johnson Lake is a public boat ramp on Johnson Lake in Gwinn, Marquette County, Michigan (49841). Managed by Prd. GPS coordinates: 46.2678°N, 87.4241°W.