| Province: | PE |
| Type: | PE |
| Route: | 315 |
| Alternate Name: | Wood Islands Road |
| Maint: | the Department of Transportation, Infrastructure, and Energy |
| Length Km: | 23.1 |
| Direction A: | South |
| Terminus A: | in Wood Islands |
| Junction: |
|
| Direction B: | North |
| Terminus B: | in Montague |
| Counties: | Queens, Kings |
| Previous Type: | PE |
| Previous Route: | 314 |
| Next Type: | PE |
| Next Route: | 316 |
Route 315, also known as Wood Islands Road, is a 23.1km (14.4miles), two-lane, uncontrolled-access, local highway in Prince Edward Island. Its southern terminus is at Route 1 in Wood Islands, and its northern terminus is at Route 4 in Montague. It generally forms a straight line between the termini. The route is in Queens and Kings counties.