John L. Conley
Agency patch
Patrolman

John L. Conley

Chicago Police Department — Chicago, IL
Felonious
End of Watch May 31, 1929
The Vigil Panel 57 ›
Gender Male

Incident

Patrolman John Conley and Patrolman Herbert Hagberg were shot and killed when they responded to a domestic disturbance at 2431 Thomas Street. The assailant had just shot his wife and killed a citizen. When the officers arrived at the scene the gunman opened fire with a shotgun, killing both officers. A third officer was also wounded. The killer fled to a nearby railroad yard where he committed suicide by jumping into the path of a train.

In Our Keeping

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Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Patrolman Conley served with the Chicago Police Department.
Thank you for your service to the Chicago community. Gone but never to be forgotten.
Rest easy, Patrolman Conley.

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

Agency

Type Police Department
Location Chicago, Cook County, IL
Platform Identity cpd.cook.il.us.gov.nw

Service Record

End of Watch May 31, 1929
Gender Male

Incident Details

Cause Felonious
Weapon Shotgun

The Sacrifice · Felonious

John is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.

33,917 officers are remembered on this memorial. Each number below is one of them.

  1. See the roll
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Compare against
I

Time

In 1929, 205 officers in the United States were killed feloniously, the 12th heaviest of 213 years on record. The heaviest was 1921, with 248.

Every year on record · United States
II

When

May holds 8% of these deaths in the United States; December holds the most, 9.4%. Fridays: 14.3%.

By month
By day of the week
III

How

Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was shotgun, in 7% of these deaths.

Every cause
Weapons recorded
IV

His people

Chicago Police Department has at least 120 officers remembered here, John among them.

Across the years
V

Where

Patrolman John L. Conley

Chicago Police Department · End of Watch May 31, 1929

Where the Name Is Cut

National Law Enforcement Officers Memorial · Panel 44-E

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