The Boston Police Department is requesting the public’s assistance in locating Marcos Valenzuela, an 81-year-old male last known to reside in Roxbury. Mr. Valenzuela was last seen in October 2025 at Boston Medical Center, located at 840 Harrison Avenue in Boston. Investigators believe he may currently be located outside of Massachusetts, possibly in South Carolina.
Mr. Valenzuela is described as a Hispanic male, approximately 5 feet 3 inches tall, weighing approximately 150 pounds, with brown eyes, no hair, and facial hair. He has a birthmark behind his right ear.
The Boston Police Department is actively working to locate Mr. Valenzuela and urges anyone with information regarding his whereabouts to call 911 or contact District E-13 Detectives at (617) 343-5628.
Community members wishing to provide information anonymously may do so via the CrimeStoppers Tip Line: 
By Phone: 1-800-494-TIPS 
By Text: Text the word “TIP” to CRIME (27463) 
Online: Submit a tip via Boston Police CrimeStoppers
Photos and videos related to this investigation may also be submitted anonymously. The Boston Police Department will strictly safeguard the identities of those who wish to provide information confidentially.