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Heidi Olson-Hartley death by force case profile photo

Heidi Olson-Hartley

Case from Kalispell, MT dated May 11, 2025

Victim Details

Heidi Idunn Olson-Hartley

Female

White / Caucasian

Kalispell

MT

2025-05-11

6

Heidi

Olson-Hartley

07/04/2026

Case Description

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Heidi Olson-Hartley, a 6-year-old girl from Kalispell, Montana, died on the morning of May 11, 2025. Shortly before 6 a.m., police were dispatched to the family's home on Werner Peak Trail in the Silverbrook Estates neighborhood after a 911 caller made “concerning statements” and then hung up. Officers forced entry when they couldn't reach anyone inside and found four people dead from gunshot wounds: Heidi; her mother, 27-year-old Katie Olson-Hartley; and her seven-month-old brother, Stellan ...
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Links to Additional Sources (11)

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  • Daily Inter Lake: Birth announcements Dec. 2
  • KPAX News: 2 young children among victims of Kalispell murder-suicide
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    Forum Posts (1)

    I can't stop thinking about the little one, Heidi. From what I've gathered, she was such a vibrant s... ...Read More
    05/18/2025
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