Caldwell is a borough in Essex County, located in northeastern New Jersey west of New York City. The borough has established residential neighborhoods, local civic uses, and commercial areas that serve residents and nearby communities. Essex County moves from Newark and older urban neighborhoods in the east to established suburbs, the Watchung foothills, and large park systems farther west. Interstate 280, Interstate 78, the Garden State Parkway, and regional rail and bus lines connect its municipalities with Newark, Manhattan, and surrounding counties. Universities, hospitals, cultural institutions, downtown districts, residential neighborhoods, and regional shopping areas all contribute to the county’s varied character. Caldwell remains a distinct local community within the wider network of towns, services, and transportation that shapes Essex County. Its location also keeps the municipality connected with surrounding communities and regional destinations across Essex County.