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Hackettstown

1. Hackettstown, New Jersey, United States [Populated Place] is in Warren County; location is 40°51'14"N 74°49'46"W; elevation is 571 feet [SourceGSP]
2. Hackettstown, New Jersey, United States [Town]; population was 8,120 in 1990; housing units was 3,202 in 1990; location is 40°51'N 74°50'W; land area is 3.70 square miles (2,370 acres); FIPS code is 28710 [SourceCBP]
3. Hackettstown, New Jersey, United States Postal Service Zip Code is 07840 [SourcePSZ]