| Province: | NB |
| Type: | NB |
| Route: | 355 |
| Maint: | New Brunswick Department of Transportation |
| Length Ref: | [1] |
| Length Round: | 1 |
| Direction A: | East |
| Direction B: | West |
| Terminus A: | in Bois-Blanc |
| Cities: | Sainte-Rose |
| Terminus B: | in Six-Roads |
| Previous Type: | NB |
| Previous Route: | 350 |
| Next Type: | NB |
| Next Route: | 360 |
Route 350 is a 12km (07miles) long east–west secondary highway in the northeast portion of New Brunswick, Canada.
The route's eastern terminus is in the community of Bois-Blanc. The road travels east to the community of Haut-Sainte-Rose. The route then continues to the community of Sainte-Rose before continuing to Sainte-Rose-Gloucester. The routes ends in the community of Six-Roads at Route 113.