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 24, 2026 and October 4, 2026.
Coos County, New Hampshire, has about 31,000 residents (2024 Census Bureau estimate). In New Hampshire the public criminal record is the court file, kept by the clerk of each court; the statewide criminal history kept by the New Hampshire State Police Criminal Records Unit 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 Coos County 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: Coos County public records, Coos County arrest records, Coos County warrants, Coos County inmate search, Coos County court records, New Hampshire arrest records and New Hampshire inmate search.
Criminal Cases in the Coos County Superior Court
A criminal case from Coos County is filed in the Coos County Superior Court or the Circuit Court, which takes misdemeanors, traffic cases and small claims in the District Division; divorces and family matters in the Family Division; estates in the Probate Division, and the court file, kept by the clerk of each court, is the record of it that the public may see.
The court records page SearchSystems verified for the county is at courts.nh.gov/your-visit/find-court/coos-superior-court (page title: Coos Superior Court | New Hampshire Judicial Branch), phone 855-212-1234, 55 School Street, Suite 301 Lancaster, NH 03584, Monday - Friday, 8:00am to 4:00pm, which answered when SearchSystems opened it on September 30, 2026.
New Hampshire has no single public index of every trial court case; each court's records are looked up through that court.
The New Hampshire Criminal History and Your Own Copy
New Hampshire does not let the public search another person's statewide criminal history. The record kept by the New Hampshire State Police Criminal Records Unit goes to the person it belongs to and to employers and agencies the law authorizes; for everyone else the court file in the Coos County Superior Court is the public record.
To see your own record, the route is a notarized request to the Criminal Records Unit. The state page SearchSystems verified for it is at nhsp.dos.nh.gov/our-services/criminal-records/criminal-history-reco....
Arrest Records Kept Locally in Coos County
The Sheriff's Department - Coos county, NH and the agency that reports for Berlin keep the arrest records in Coos County: 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 one more agency in Coos County: the Coos County State Police (state police); it keeps the records of its own arrests.
Together, the seven agencies in Coos County with all twelve months of 2025 on file reported 804 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 Coos County arrest records.
The Crimes Behind the Records: Coos County in 2025
The seven agencies in Coos County with all twelve months of 2025 on file reported 43 violent and 178 property crimes to the FBI that year; the same agencies with both 2025 and 2024 complete reported 221 crimes in 2025 against 274 in 2024. Each reported crime is a report on file with the agency that took it, and each arrest that follows is the start of a criminal record.
The full crime section, agency by agency, is on the Coos County public records guide.
The County Attorney for Coos County
Charges in Coos County are filed by the County Attorney, which reviews the arrests of every agency in the county and brings the cases in the Coos County Superior Court or the Circuit Court.
The office's page SearchSystems verified is at cooscountynh.gov/government/departments/county_attorney.php (page title: Coos county, NH), phone (603) 788-5559, 55 School Street Suite 141 Lancaster, NH 03584, which answered when SearchSystems opened it on September 24, 2026.
The Sex Offender Registry for Coos County
Registered sex offenders living in Coos County are listed on the New Hampshire Sex Offender Registry, run by the New Hampshire Department of Safety at business.nh.gov/nsor. Tier 2 and Tier 3 offenders are listed online.
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 Coos 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 New Hampshire Right-to-Know Law a county office must answer a request within 5 business days, and it may charge the actual cost of copying.
Frequently Asked Questions
Are criminal records public in Coos County?
The court files of criminal cases in the Coos County Superior Court are public and can be looked up through the court. The statewide criminal history kept by the New Hampshire State Police Criminal Records Unit is not public; you can get your own. The arrest report itself is released by the agency that made the arrest, under the New Hampshire Right-to-Know Law.
Can I search Coos County criminal cases online?
The court records page SearchSystems verified for the county is at courts.nh.gov (page title: Coos Superior Court | New Hampshire Judicial Branch).
How do I get my own New Hampshire criminal history?
Through a notarized request to the Criminal Records Unit.
Who prosecutes crimes in Coos County?
The County Attorney, reached at (603) 788-5559, which files its cases in the Coos County Superior Court or the Circuit Court.
Is this the official Coos County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.