The following is a list of roads in the Town of Mount Pleasant that are maintained by Westchester County. For any road maintenance issues and/or concerns regarding any of the roads listed below, please contact Westchester County DPW at 914-995-4951.
- Columbus Avenue from Legion Drive to Kensico Road
- Westlake Drive from North Kensico Avenue to Columbus Avenue
- Virginia Road
- Commerce Street from Taconic State Parkway to Liberty Street
- Commerce Street from Liberty Street South to Thornwood Post Office
- Pleasantville Road
- Old Saw Mill River Road