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Lake Winthrop
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About This Ramp
Free to Use
Lanes
1
Ramps
1
Surface
Concrete
Parking
6 Trailer
Condition
good
OpenStreetMap2 data sourcesUpdated Mar 2026
Lake Winthrop is a public boat ramp on Lake Winthrop in Holliston, Middlesex County, Massachusetts (01746). This ramp is free to use. GPS coordinates: 42.1899°N, 71.4273°W.