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 new and expanded 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 the 40th Basic Training Academy »

Twenty-four new corrections officers graduated from the Middlesex Sheriff’s Office Basic Training Academy i

Concord Police complete interactive firearms training with MSO's Mobile Training Center »

Concord Police officers recently completed interactive, scenario-based firearms training utilizing the Middlesex...