Elmer E. Cobb
Agency patch
Patrolman

Elmer E. Cobb

Boulder Police Department — Boulder, CO
Felonious
End of Watch November 19, 1923
Age 45
Tour of Duty 1 yrs
The Vigil Panel 46 ›
Gender Male

Incident

Patrolman Elmer Cobb was shot and killed by unknown assailants while on his way to work.

He was walking from his home to headquarters just six blocks away when he was attacked behind a billboard and shot execution-style. His murder was never solved due to Prohibition-era political corruption.

In Our Keeping

Permanent identifier
BO-US-CO-46EA5971
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

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Tributes

You barely got started.
Patrolman Cobb gave the Boulder Police Department 1 year.
Thank you for your service to the Boulder community. Gone but never to be forgotten.
Rest easy, Patrolman Cobb.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Type Police Department
Location Boulder, Boulder County, CO
Platform Identity bpd.boulder.co.us.gov.nw

Service Record

End of Watch November 19, 1923
Tour of Duty 1 yrs
Age 45
Gender Male

Incident Details

Cause Felonious
Weapon Gun

Patrolman Elmer E. Cobb is one of 1 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In CO, 235 of 360 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 65.3% of this state's fallen. That is 65.3 percentage points above the national rate of 0%.

At Boulder Police Department, 5 of 7 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 71.4% of this agency's fallen.

Boulder Police Department
5
of 7 officers
71.4% Felonious
CO — Statewide
235
of 360 officers
65.3% Felonious
Nationwide
1
of 97,772 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Elmer E. Cobb's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How Elmer E. Cobb Compares

Age at Death
45
This officer
Avg for Felonious: 39.0 years
Years of Service
1
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Elmer E. Cobb is highlighted in Nov.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,516
May
1,504
Jun
1,442
Jul
1,587
Aug
1,517
Sep
1,491
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. Elmer E. Cobb was killed by gun.

Handgun
3,684
Gun
3,592
Gun; Unknown type
1,492
Shotgun
1,109
Rifle
935
Officer's handgun
909