Chatham Borough is a borough in Morris County, located in north-central New Jersey between the metropolitan suburbs and the Highlands. The borough has a compact downtown, established neighborhoods, and a rail-connected setting near the eastern edge of Morris County. Corporate offices, healthcare institutions, research and technology employers, retail districts, residential neighborhoods, and recreation areas shape the county’s economy and daily life. Morris County combines historic downtowns and major employment centers with lakes, wooded hills, reservoirs, parks, and lower-density western townships. Interstates 80 and 287, Routes 10, 24, and 46, and regional rail service connect county communities with Newark, New York City, and western New Jersey. Chatham Borough remains a distinct local community within the wider network of towns, services, and transportation that shapes Morris County.