Middlesex Sheriff

Today community members came together at Lowell City Hall to mark White Ribbon Day in an event hosted by Alternative House and the city. Special Sheriff Cefalo joined Mayor Gitschier, DA Ryan, Lowell PD and local residents to take the White Ribbon Day pledge.

During this #SocialWorkMonth, we recognize our talented team of dedicated professionals who work each day to advocate for and care for those in our custody and their loved ones at home. #WeAreTheMSO

The National Sheriffs' Association has launched a new scam awareness and prevention public service campaign. Please take 30 seconds to check out this important message featuring Middlesex Sheriff Peter Koutoujian.

Wishing all who are celebrating today a happy #StPatricksDay filled with family, friends and laughter! As you enjoy events today, please celebrate responsibly.

This past Friday members of the 54thBTA participated in hands-on first responder training facilitated by training academy staff and colleagues from Pro EMS. #54thBTA

Are you looking to serve you community? Start a rewarding career with the Middlesex Sheriff's Office today by visiting: middlesexsheriff.org/188/Human-Reso…

We are pleased to announce our 2026 Youth Public Safety Academy schedule is now available! Please keep an eye on our social media and website for registration information will be provided at a later date. We look forward to seeing your cadets this summer! #YPSA26

Today Special Sheriff Cefalo and members of our team visited the Merrimack Valley Food Bank to donate several dozen eggs from our Project EARTH program. The donation will help feed families and individuals across the region.

On this #InternationalWomensDay, we celebrate the strength, passion and professionalism of all the remarkable women who work throughout the MSO. We are grateful for your leadership each and every day!

Tonight we change our clocks and #SpringForward. This is also always a good time to ensure smoke alarms and carbon monoxide detectors in your home are in working order.

Please join us in congratulating Lt. Michael "Moose" Carney who is retiring following 31 years of service with the Middlesex Sheriff's Office!

This week Sheriff Peter Koutoujian & Assistant Superintendent Shawn MacMaster presented to over 225 correctional professionals on our Older Adult Re-Entry (OAR) program. Thank you to the National Institute of Corrections for hosting the webinar & allowing us to showcase our work.

More snow is coming down in Middlesex County! Please continue to use caution on the roads ❄️

Remember to be alert for signs of suspicious activity, not appearance, to help prevent acts of violence. Learn the indicators to look out for: dhs.gov/see-something-… #SeeSay

Recruits kicked off their first week in true New England fashion by reporting for Day 1 in the middle of a blizzard! They also heard words of encouragement from the Sheriff and began critical lifesaving training. We look forward to watching the #54thBTA grow in the weeks ahead!

MSO’s Warrant Apprehension Unit assisted in over 500 cases in 2025. Read more about the work and collaboration with law enforcement partners: middlesexsheriff.org/m/newsflash/ho…

Sheriff Koutoujian, Special Sheriff Cefalo & Superintendent Mahoney met with our newest correction officer recruits today as they hit the midway mark of Week 1 of the 54th Basic Training Academy. #54thBTASheriff

As the snow fell across the region Sunday and Monday, MSO correction officers, medical professionals and maintenance team members were on the job keeping those in our care safe. We are grateful for their outstanding commitment, dedication and professionalism. #WeAreTheMSO

Visiting hours will resume at the Middlesex Jail & House of Correction on Tuesday, February 24, 2026.

Despite this morning’s blizzard warning, all recruits showed up on time and ready for the first day of the 54th Basic Training Academy. Good luck #54thBTA!