Route 770 is a 58.1-kilometre (36.1 mi) long mostly west–east secondary highway in the southwestern portion of New Brunswick, Canada.

The route's western terminus is in the community of Leverville at Route 127, where it travels northeast through a densely wooded area to Hewitt.

From here, it continues to Rollingdam and crosses the Digdeguash River.

The route then passes Lee Settlement, Second Falls, and Bonny River.

As the route continues, it passes Vernon Island close to Canal and Lake Utopia.