a roundabout. The northeasterly routing of NY 251 continues to Mendon Center, a small hamlet near the southern tip of Mendon Ponds Park, where it turns eastward once more.

NY 251 continues across open fields to the densely populated hamlet of Mendon, where it has a junction with NY 64 in the center of the community. East of the junction, NY 251 becomes Victor-Mendon Road as it heads out of