Crime Solvers Central
CSC
263 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Mason Boulay missing person case profile photo

Mason Boulay Missing Person Case

Last seen in Waltham, Massachusetts on Apr 25, 2026

Victim Details

May 07, 2026

May 07, 2026

Mason

Boulay

31

31

72 inches

75 inches

170 lbs

175 lbs

White / Caucasian

Male

Apr 25, 2026

Waltham

Massachusetts

Middlesex County

02452

No

192100

Waltham Police Department

Waltham

Massachusetts

Middlesex County

02452

Michael Maher

Detective

155 Lexington St, Massachusetts

7813143600

Local

Law Enforcement

26013369

2026-04-28

Waltham Police Department

Brown

Blue

Blue

07/14/2026


Area Last Seen:

Case Description

Any updates on this case? Let us know!
In the quiet community of Waltham, Massachusetts, concern is growing for the well-being of 31-year-old Mason James Boulay, who vanished on the evening of April 25, 2026. He was last seen at his home in the Warrendale area, near Cedar Street. His departure was unsettlingly abrupt, as he left behind his wallet, cellphone, and essential medication, items that are usually a part of daily life. Since that evening, there has been a complete silence; no one has reported seeing or hearing from him, deep ...
MEMBER ACCESS

Continue reading the complete case summary

Unlock the full case narrative for Mason Boulay, all available source links, additional videos, and member discussions.

Unlock Full Case Access — $3.97/month
Cancel anytime.
Already a member? Log in

Last Seen: Apr 25, 2026

Links to Additional Sources (4)

See any mistakes? Let us know!
  • Missing person: Mason James Boulay - Waltham Times
  • Missing Person / NamUs #MP158382
    • MEMBER ACCESS

    Unlock 2 additional sources

    View the complete collection of available reporting and reference links for this case.

    View All Case Sources — $3.97/month
    Cancel anytime.
    Already a member? Log in

    Latest News

    View All

    Forum Posts (1)

    Hey everyone, I've been following Mason Boulay's case from Waltham closely and can't stop thinking a... ...Read More
    06/02/2026
    MEMBER ACCESS

    Join the discussion for Mason Boulay

    Read full forum posts and contribute to this case discussion.

    Unlock forum access — $3.97/month
    Already a member? Log in

    Other Missing Cases from Waltham, Massachusetts

    Jianhua Wu missing person case in Waltham, Massachusetts

    Jianhua Wu

    Missing: Jul 26, 2002
    In the summer of 2002, a distressing and perplexing situation unfolded in Waltham, Massachusetts, in ...Read More
    Yezdi Dastur missing person case in Waltham, Massachusetts

    Yezdi Dastur

    Missing: Dec 19, 2014
    Yezdi Noshir Dastur, a 63-year-old Asian male, was last seen in Waltham, Massachusetts on December 1 ...Read More
    Luke Penton missing person case in Waltham, Massachusetts

    Luke Penton

    Missing: Aug 08, 2020
    In the summer of 2020, 36-year-old Luke Penton embarked on a cross-country motorcycle trip, leaving ...Read More
    Odin Lopez missing person case in Waltham, Massachusetts

    Odin Lopez

    Missing: Dec 25, 2004
    In the winter of 2004, a profound silence began to envelop the life of 31-year-old Odin Lopez. A His ...Read More