County Route 514 (New Jersey)  County Route 514, abbreviated CR 514, is a county highway in the U.S. state of New Jersey. The highway extends from U.S. Route 202 (US 202) and Route 31 in East Amwell Township to Edgar Road in Elizabeth. West of East Amwell, County Route 514 continues as Route 179. CR 514 begins at an intersection with US 202/Route 31 in East Amwell Township, Hunterdon County, heading northeast on two-lane undivided Old York Road. West of US 202/Route 31, Old York Road becomes Route 179. A short distance after beginning, the road becomes the border between Raritan Township to the northwest and East Anwell Township to the southeast, passing through a mix of farmland and homes. The route reaches the residential community of Reaville, where CR 514 splits from Old York Road and heads northeast onto Amwell Road, with CR 613 continuing along Old York Road. The road comes to a junction with CR 609 before running east through more areas of agriculture and housing developments. CR 514 continues east into Hillsborough Township in Somerset County, passing farms before continuing into more wooded areas with some agriculture and residences. The road enters woodland as it reaches an intersection with the southern terminus of CR 567. The route passes through more areas of farms and woods before heading into wooded areas of residential development and coming to the CR 677 junction. At this point, CR 514 runs through woodland before passing more residential subdivisions and widening to four lanes as it comes to CR 625. The route passes north of Hillsborough High School and curves to the northeast, passing to the northwest of a park and ride lot before coming to the US 206 junction. At this point, the roadway turns east again and narrows back to two lanes. The road passes housing developments to the north and fields to the south, coming to an interchange with the current northern terminus of U.S. Route 206 Bypass prior to passing over CSX's Trenton Subdivision. The route continues through farms, woods, and homes before reaching the CR 650 junction, at which point CR 514 turns northeast and enters Millstone. The road bypasses the residential neighborhoods of the borough to the north by passing through woodland and fields, turning east and intersecting CR 533 Spur and CR 533. The route crosses the Millstone River into Franklin Township and passes over the Delaware and Raritan Canal in developed area known as East Millstone.