Roll of Honor
Incident
Undersheriff Kumpf was shot and killed while attempting to arrest two suspects who had just robbed a store in Holly, Colorado. Authorities in Holly had called the Undersheriff and told him the men may show up at the railroad depot. Undersheriff Kumpf located the men there and questioned them. He ordered the men to walk in front of him to the County Jail and as they did so one of the men pulled out a handgun and opened fire, striking Undersheriff in the chest and head. The suspect was apprehended and sentenced to life.
Survivors
Undersheriff Kumpf had been with the agency for 18 years and was survived by his two children.
In Our Keeping
- Permanent identifier
BO-US-KS-BBF394FB- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Undersheriff Kumpf gave the Hamilton County Sheriff's Office 18 years.
Thank you for your service to the Syracuse community. Gone but never to be forgotten.
Rest easy, Undersheriff Kumpf.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Undersheriff E. R. "Ray" Kumpf is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.
In KS, 237 of 335 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 70.7% of this state's fallen. That is 16.5 percentage points above the national rate of 54.2%.
At Hamilton County Sheriff's Office, 2 of 2 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 100% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. E. R. "Ray" Kumpf's cause is highlighted.
How E. R. "Ray" Kumpf Compares
Offender Outcome
Sentenced to life
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. E. R. "Ray" Kumpf is highlighted in Jul.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. E. R. "Ray" Kumpf was killed by handgun.
Others Who Wore This Badge
1 officer from Hamilton County Sheriff's Office are honored on badge.nw.
