Quebec Route 170

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Route 170 is an important east–west highway on the north shore of the St. Lawrence River in Quebec, Canada. It runs along the south side of the Saguenay River and connects Lac Saint-Jean with Saguenay, covering about 207 kilometers (128 miles). The road is maintained by Transports Québec.

Western end: Métabetchouan–Lac-à-la-Croix at the junction with Route 169 near Lac Saint-Jean.
Eastern end: Saint-Siméon at Route 138, close to the St. Lawrence River.

What it connects: Route 170 links Saguenay’s main boroughs—La Baie, Chicoutimi, and Jonquière—and is the main link between the Lac-Saint-Jean and Saguenay regions.

Scenic and notable features: The stretch between Saguenay and Saint-Siméon passes through mountains and provides access to the Saguenay Fjord, offering scenic views.

Major junctions:
- Western end: Route 169 (Métabetchouan–Lac-à-la-Croix)
- Hébertville: Route 169 intersection
- Saguenay area: connections with Autoroute 70 and Route 372, also routes 175 and 381 in different parts
- Eastern end: Route 138 (Saint-Siméon)

In summary, Route 170 is a key corridor on Quebec’s north shore, linking Lac Saint-Jean with Saguenay and offering a mix of practical travel routes and scenic mountain landscapes.