MASON CITY – The names of the three persons found dead in a Mason City house were released this afternoon.
Mason City law enforcement officials say they are continuing to investigate the deaths of three adults discovered inside a residence at 509 S. Adams Ave. (pictured at top) on February 28, 2026, shortly before 5:00 p.m. Officers secured the area Saturday evening and initiated a full death investigation.
Family members of the deceased were notified the same evening that the tragic incident occurred.
The individuals have been identified as:
• Larry Gene Walker, 73, property owner of 509 S. Adams Ave., Mason City
• Shey William Pals, 39, Mason City
• Morgan Lee Tarr, 33, Mason City
The Iowa Medical Examiner’s Office will perform autopsies on all three individuals.
Evidence collected from the scene is being processed, and laboratory analyses are underway.
Final reports may take several weeks to complete. Determinations regarding the causes and manners of death will be released once the investigations are finalized. No additional information was released by police.
