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71 miles

St. Croix River

A border river between Maine and New Brunswick that flows from Spednic Lake past Vanceboro and Woodland to Calais and St. Stephen, becoming a tidal estuary down to Passamaquoddy Bay.

N25 mi
Course of the river, simplified. Map data from Natural Earth (public domain).

Weather at the St. Croix River (National Weather Service) ↗

River facts

Length71 miles
SourceChiputneticook Lakes on the Maine-New Brunswick border
MouthPassamaquoddy Bay, Bay of Fundy, near Robbinston and Saint Andrews
StateMaine

Dams include Spednic Lake Dam near Vanceboro, Forest City Dam and the 1881 Milltown Dam.

Boat ramps, launches and bait shops

Detailed ramp, bait shop and lock-and-dam listings for the St. Croix River are coming soon. Until then, these searches open Google Maps along the river:

Fishing regulations

Check the state agency for river-specific rules, seasons and limits before you fish:

Lakes on or near the St. Croix River

Lakes in our guide on or near this river:

Facts from St. Croix River (Wikipedia) ↗

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View on interactive map

Zoom and pan on a street, satellite or terrain map to follow the river past roads and towns. Boat ramps, bait shops and locks will be added to this map.