New York State Route 31F (NY 31F) is an east–west state highway located in the vicinity of Rochester, New York, in the United States. The western terminus of the route is at an intersection with NY 96 north of the Monroe County village of Pittsford. Its eastern terminus is at a junction with NY 31 in the Wayne County village of Macedon. Along the way, NY 31F serves the villages of East Rochester and Fairport and connects to Interstate 490 (I-490) in the town of Pittsford.