County routes in Delaware County, New York, are signed with the Manual on Uniform Traffic Control Devices-standard yellow-on-blue pentagon route marker.
Some county routes in Delaware County have no winter road maintenance (plowing, salting, sanding) at night due to safety concerns regarding the mountainous terrain, especially CR 26 between Downsville and Hamden, and CR7/SR206 between Roscoe and Downsville.
The county posts signs on these routes warning motorists that there is no nighttime road maintenance in winter months.
Delaware County DPW is also under contract with New York City to provide road maintenance on the city-owned roads circling the Pepacton and Cannonsville Reservoirs.
One road formerly maintained by the county is not included in the route list below: