Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest and crime counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. Every office link was opened and checked against the office's own site between September 23, 2026 and October 4, 2026.
Hackettstown, New Jersey, in Warren County, has about 10,000 residents (2024 Census Bureau estimate). In New Jersey the public criminal record is the court file, kept by the Superior Court Clerk and the County Clerk; the statewide criminal history kept by the New Jersey State Police is released only to its subject and to the employers and agencies the law allows. This guide says where each record of a criminal case from Hackettstown is kept and how it is seen.
This guide covers the court file, the statewide record, local arrest records, the crimes behind the records, the prosecutor, sex offender registry, records requests and common questions.
Related guides: Hackettstown public records, Warren County criminal records, Hackettstown arrest records, Hackettstown warrants, Hackettstown inmate search, Hackettstown court records, New Jersey arrest records and New Jersey inmate search.
Criminal Cases in the Superior Court of New Jersey, Warren County
In New Jersey the public criminal record is the court file. Criminal cases from Hackettstown are heard by the Superior Court of New Jersey, Warren County, which hears every civil, criminal, family and probate case, and the file of each case is kept by the Superior Court Clerk and the County Clerk.
The court records page SearchSystems verified for the county is at warrencountynj.gov/government/warren-county-clerk-s-office (page title: Warren County Clerk's Office | Warren County, NJ), phone 908-475-6211, 413 Second Street Belvidere, NJ 07823, Monday - Friday 8:00 a.m. to 4:30 p.m., which answered when SearchSystems opened it on September 23, 2026.
Statewide, New Jersey Courts Public Access is the Judiciary's free online case search for civil and criminal cases.
The New Jersey Criminal History and Your Own Copy
New Jersey does not let the public search another person's statewide criminal history. The record kept by the New Jersey State Police goes to the person it belongs to and to employers and agencies the law authorizes; for everyone else the court file in the Superior Court of New Jersey, Warren County is the public record.
To see your own record, the route is a fingerprint-based request to the State Police. The state page SearchSystems verified for it is at njsp.njoag.gov/criminal-history-records.
Arrest Records Kept Locally in Hackettstown
The Warren County Sheriff's Office and the agency that reports for Hackettstown (filed by the FBI as Hackettstown Police Department) keep the arrest records in and around Hackettstown: the report and the booking record of each arrest stay with the agency that made it, separate from the court file and from the state repository.
The FBI's agency list also places these agencies in Warren County: Prosecutor in Warren County (other agency); the Warren County State Police (state police); each keeps the records of its own arrests.
Together, the 14 agencies in Warren County with all twelve months of 2025 on file reported 1,781 arrests to the FBI that year; how each case ended is in the court file, not in the arresting agency's.
The agencies and their counts, year by year, are in Hackettstown arrest records.
The Crimes Behind the Records: Hackettstown in 2025
The agency that reports for Hackettstown had 4 violent and 43 property crimes reported for 2025; each one is a report on file with it, and each arrest that follows is the start of a criminal record.
The County Prosecutor for Warren County
Charges in Warren County are filed by the County Prosecutor, which reviews the arrests of every agency in the county and brings the cases in the Superior Court of New Jersey, Warren County.
The office's page SearchSystems verified is at warrencountynj.gov/government/prosecutor (page title: Warren County Prosecutor's Office | Warren County, NJ), which answered when SearchSystems opened it on September 23, 2026.
The Sex Offender Registry for Hackettstown
Registered sex offenders living in Hackettstown are listed on the New Jersey Sex Offender Internet Registry, run by the New Jersey State Police at njsp.njoag.gov/nj-sex-offender-registry. Tier 2 and Tier 3 offenders are listed online, unless a court excludes them.
Registration itself is done in person with the local agency where the registrant lives: the sheriff's office, or the city police in a city with its own department.
Asking an Agency in Warren County for a Record
An arrest report, a booking record or a local criminal history letter comes from the agency that holds it, not from the court.
Under the Open Public Records Act a county office must answer a request within 7 business days, and it may charge copying at 5 cents a page for letter size.
Frequently Asked Questions
Are criminal records public in Hackettstown?
The court files of criminal cases in the Superior Court of New Jersey, Warren County are public and can be looked up through the court. The statewide criminal history kept by the New Jersey State Police is not public; you can get your own. The arrest report itself is released by the agency that made the arrest, under the Open Public Records Act.
Can I search Hackettstown criminal cases online?
The court records page SearchSystems verified for the county is at warrencountynj.gov (page title: Warren County Clerk's Office | Warren County, NJ). Statewide, New Jersey Courts Public Access is the Judiciary's free online case search for civil and criminal cases.
How do I get my own New Jersey criminal history?
Through a fingerprint-based request to the State Police.
Who prosecutes crimes in Hackettstown?
The County Prosecutor, which files its cases in the Superior Court of New Jersey, Warren County.
Is this the official Hackettstown website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.