New York State Route 159
| Mariaville Road | ||||
NY 159 highlighted in red | ||||
| Route information | ||||
| Maintained by NYSDOT | ||||
| Length | 13.52 mi (21.76 km) | |||
| Existed | 1930–present | |||
| Major junctions | ||||
| West end | NY 30 in Duanesburg | |||
| East end | NY 7 in Rotterdam | |||
| Location | ||||
| Country | United States | |||
| State | New York | |||
| Counties | Schenectady | |||
| Highway system | ||||
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New York State Route 159 (NY 159) is a 13.52-mile-long (21.76 km) east–west state highway in New York, running from the town of Duanesburg through Mariaville Lake to the hamlet of Rotterdam, just outside the city of Schenectady. A two-lane highway for all of its length, it is entirely located in Schenectady County.