Route 31 is a state highway in New Jersey, United States. It runs from US 206/US 1 Bus. in Trenton, Mercer County, north to an intersection with US 46 in the Buttzville section of White Township, Warren County. Along the way, Route 31 heads through the communities of Flemington, Clinton, and Washington. Most of the highway is state-maintained; however, the section within the city limits of Trenton is maintained by the city. Much of Route 31 is a two-lane highway that passes through farmland, woodland, and mountainous areas. Two portions of the route—from Trenton to Pennington and from Ringoes to Clinton—consist of more development.
Route 31 is a state highway in New Jersey United States It runs from US 206/US 1 Bus in Trenton Mercer County north to an intersection with US 46 in the Buttzville section of White Township Warren County Along the way Route 31 heads through the communities of Flemington Clinton and Washington Most of the highway is state-maintained; however the section within the city limits of Trenton is maintained by the city Much of Route 31 is a two-lane highway that passes through farmland woodland and mountainous areas Two portions of the route—from Trenton to Pennington and from Ringoes to Clinton—consist of more development