Route 57 is a state highway located in Warren County in the U.S. state of New Jersey. It runs 21.10 mi (33.96 km) from an interchange with U.S. Route 22 (US 22) in Lopatcong Township to an intersection with Route 182 and County Route 517 (CR 517) in Hackettstown. The route passes through mostly rural areas of farmland and mountains in Warren County. It also passes through Washington, where Route 57 crosses Route 31. The route is designated a scenic byway, the Warren Heritage Scenic Byway, by the state of New Jersey due to the physical environments it passes through as well as from historical sites along the way such as the Morris Canal.
View east at the west end of Route 57 at US 22 in Lopatcong Township
Route 57 eastbound heading into Stephensburg
Route 57 eastbound beginning of the Concrete Mile
Route 57 westbound in Washington Borough
Warren County, New Jersey
Warren County is a county located in the U.S. state of New Jersey. According to the 2020 census, the county was the state's 19th-most populous county, with a population of 109,632, its highest decennial count ever and an increase of 940 (+0.9%) from the 2010 census count of 108,692, which in turn reflected an increase of 6,255 (+6.1%) from 102,437 counted at the 2000 census. The county is part of the North Jersey region of the state.
Delaware Water Gap (center) between Warren County (right) and neighboring Monroe County, Pennsylvania (left) in May 2008
Warren County Courthouse in Belvidere, in November 2016
Lehigh Valley International Airport outside Allentown in March 2014
Centenary University in Hackettstown in April 2020