Route 175 is a 27 km (17 mi)-long mostly east–west secondary highway in southwest New Brunswick, Canada.

The road travels south to the western terminus of Route 795 and the northern terminus of Route 790 and becomes Lepreau Village Road as it enters Lepreau after crossing the Lepreau River.

Continuing south-west, the route passes the eastern terminus of Route 780 then Mink Brook, Haggertys Cove then New River Beach crosses the New River and passes New River Beach Provincial Park.

The route continues through Pocologan after crossing the Pocologan River passing Crow Harbour as it passes Crow River.

[2] This former section of Route 1 was once the main highway from Lepreau to Pennfield until October 2012 when the new 4 lane highway was opened and became Route 1.