New Brunswick Route 104

Route information
Length	82.76 km (51.42 mi)
Existed	1965–present
Location
Major cities	Coldstream, Millville, Burtts Corner

Route 104 is a highway in New Brunswick, Canada, running from an intersection with the Trans-Canada Highway near Hartland to an intersection with Route 105 at Mouth of Keswick (near Fredericton), a distance of 83 kilometres.

From Hartland, Route 104 follows the Becaguimec Stream to the north through the communities of Coldstream and Cloverdale, turning southeast through uninhabited forest land to the village of Millville. The road continues east through Hainesville and past the Crabbe Mountain ski hill, to the rural community of Zealand. Route 104 then follows the Keswick River, crossing it at Burtts Corner, turning south to follow the river's east bank to its end at Mouth of Keswick.