Peter J. Koutoujian
Middlesex Sheriff

On behalf of the men and women of the Middlesex Sheriff’s Office, I would like to welcome you to our website.

As a place to share information on career opportunities, community programs, and inmate services, this site is a tool for us to enhance our community engagement. We hope you will find the information here valuable and informative!


MSO celebrates the graduation of 18 new corrections officers »

The Middlesex Sheriff’s Office (MSO) welcomed 18 new correction officers during a ceremony held

Watertown Police Complete Interactive, Scenario-Based Training with the Support of the MSO »

Watertown Police Chief Justin Hanrahan and Middlesex Sheriff Peter J. Koutoujian have announced that 43 Watertown...

Registration remains open for the Middlesex Sheriff's Office Youth Public Safety Academy »

Are you looking for an educational and affordable summer program?Now in its 23rd year, the Middlesex Sheriff’s Office...