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 on September 23, 2026.
Nantucket County, Massachusetts, has about 15,000 residents (2024 Census Bureau estimate). A police report belongs to the agency whose officer wrote it, so which office holds a report from Nantucket County depends on where the incident happened: the Nantucket County Sheriff Department for the unincorporated county, the agency that reports for the city inside a city. This guide names each agency, where its records page is and what the Massachusetts Public Records Law requires of it.
This guide covers which agency, the sheriff's reports, how many reports, what the law requires and common questions.
Related guides: Nantucket County public records, Nantucket County arrest records, Nantucket County warrants, Nantucket County inmate search, Nantucket County criminal records, Massachusetts arrest records and Massachusetts inmate search.
Which Agency Holds a Report from Nantucket County
The report of an incident is released by the agency that took it; the court and the jail hold their own records of the same event, but not the report.
In Nantucket County that is the Nantucket County Sheriff Department for the unincorporated county and for any city that contracts with it for police service, and the agency that reports for a city where the city has one of its own.
The FBI's list also places the Nantucket County State Police in Nantucket County; a report taken on a state highway by it comes from that agency's own records office.
Reports from the Nantucket County Sheriff Department
Its reports come from its records unit. The office's page SearchSystems verified is its jail page, at nantucketcountysheriffoffice.com (page title: Nantucket County Sheriff Department), which answered when SearchSystems opened it on September 23, 2026.
How Many Reports: Nantucket County in 2025
The one agency in Nantucket County with all twelve months of 2025 on file reported 27 violent and 165 property crimes to the FBI that year, each one a report taken by the agency that holds it.
Nantucket reported 225 arrests to the FBI for 2025, and each arrest is a report of its own.
What the Massachusetts Public Records Law Requires
The Massachusetts Public Records Law sets the rules: an answer within 10 business days, at a charge of staff time after the first four hours for towns and two for the state, plus copying, from the agency that holds the report.
Frequently Asked Questions
How do I get a police report in Nantucket County?
From the agency whose officer took it: the Nantucket County Sheriff Department for its own arrests, or the agency that reports for the city where it happened. Under the Massachusetts Public Records Law the answer is due within 10 business days.
How long does an agency in Nantucket County have to answer?
Under the Massachusetts Public Records Law, within 10 business days. It may charge staff time after the first four hours for towns and two for the state, plus copying.
Who has a crash report from a state highway in Nantucket County?
The state agency whose officer took it; the FBI lists the Nantucket County State Police in Nantucket County.
How do I get a report from the Nantucket County Sheriff Department?
From its records unit. Under the Massachusetts Public Records Law the answer is due within 10 business days.
Is this the official Nantucket 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.