Law Enforcement Agencies in Mahnomen County, Minnesota
1 agenciesFBI UCR list
The FBI's Uniform Crime Reporting program lists 1 law enforcement agency in Mahnomen County, Minnesota: the county sheriff's office.
Sheriff's Office and County Police in Mahnomen County
Mahnomen County Sheriff's OfficeCounty sheriff or police · ORI MN0440000 · NIBRS since 2017
Where People Arrested in Mahnomen County Are Held
In most U.S. counties, adults arrested by city police, the sheriff or state troopers are booked into the county jail first. Some larger cities run their own holding jail, so if a person is not on the county roster, call the arresting department.
Agency names, types and ORI codes come from the FBI Crime Data Explorer agency list, retrieved November 2026. NIBRS dates show when an agency began reporting incident-level crime data to the FBI.
Frequently Asked Questions
How many police departments are in Mahnomen County?
The FBI lists 1 law enforcement agencies in Mahnomen County, including 0 city or town police departments. The full list is on this page.
Who runs the jail in Mahnomen County?
In most counties the sheriff runs the county jail. In Mahnomen County that is the Mahnomen County Sheriff's Office. See Mahnomen County Jail on this site for the jail's roster or contact details.
What is an ORI number?
An ORI is the nine-character identifier the FBI assigns to each law enforcement agency for crime reporting, for example MN0440000. It is useful when you request records or read crime statistics.
