outside of caroline center, cr 115 heads northwestward through a small valley to the community of guide board corners. in the center of the hamlet, cr 115 turns north off 76 road to follow central chapel road. the highway emerges from the valley north of guide board corners, at which point it meets cr 114, a connector to ny 79, and curves westward as valley road. cr 115 parallels the sixmile creek into the hamlet of brooktondale, where it changes names once more to become brooktondale road. from brooktondale, the route heads northwest alongside sixmile creek into the town of dryden, where it ends at an intersection with ny 79.