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Working in conjunction with various federal law enforcement partners, the Allendale Police Department is investigating a small group of criminals which were in the borough on February 27, 2025. Law enforcement located occupied vehicles containing people who are suspected of or have a history of criminal involvement. At this point, the Allendale Police believe that the people intended on committing a burglary but were stopped by a robust law enforcement response. These criminals are suspected of being involved with a larger criminal enterprise committing house burglaries in the tri-state area.

On September 4, 2025 at approximately 7:45am, the Allendale Police were notified of a trespasser at Northern Highlands High School. School staff and a Special Law Enforcement Officer (SLEO 3) assigned at the school encountered an individual who was placed under arrest by additional responding police.

In accordance with Governor Murphy’s Executive Order 244, which terminated the Public Health Emergency declared in Executive Order 103, all successor Executive Orders, and P.L. 2020, c. 55, the March 19, 2025  Regular Meeting of the Land Use Board of the Borough of Allendale will be held in-person at the Allendale Municipal Building, 500 West Crescent Avenue, Allendale, New Jersey 07401.