Route 845 follows the southern shore of the Kingston Peninsula along the Kennebecasis River past Clifton Royal and Chapel Grove. Next is the community of Summerville, which has a seasonal ferry to Millidgeville, in Saint John.
Route 845 runs along the southern side of the Kingston Peninsula, passing by Clifton Royal and Chapel Grove before reaching Summerville.  Summerville has a seasonal ferry service that connects it to Millidgeville, which is located in Saint John.