Roll of Honor

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Sergeant

William Donald Arndt

Marysville Police Department — Marysville, WA

Felonious

End of Watch February 5, 1966

Age 40

Tour of Duty 8 yrs

Badge 2

The Vigil Panel 101 ›

Gender Male

Incident Service The Sacrifice

Incident

Sergeant William Arndt was shot and killed as he attempted to talk a troubled youth from a home after responding to a domestic disturbance in which a boy was threatening to commit suicide. The youth was armed with a shotgun and refused to come downstairs. Sergeant Arndt attempted to go upstairs to talk to the boy and was shot. The subject was taken into custody and convicted of Sergeant Arndt's murder. The boy was released after serving only three years. Sergeant Arndt had served with the Marysville Police Department for eight years.

Survivors

He was survived by his wife and three children.

In Our Keeping

Permanent identifier: BO-US-WA-21A936FE
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.
Sergeant Arndt gave the Marysville Police Department 8 years.
Thank you for your service to the Marysville community. Gone but never to be forgotten.
Rest easy, Sergeant Arndt.

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

Agency

Department Marysville Police Department

Location Marysville, WA

Platform Identity mpd.snohomish.wa.us.gov.nw

Service Record

End of Watch February 5, 1966

Tour of Duty 8 yrs

Age 40

Badge Number 2

Gender Male

Incident Details

Cause Felonious

Weapon Shotgun; 16 gauge

Offender suicide attempt

Sergeant William Donald Arndt 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 WA, 187 of 339 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 55.2% of this state's fallen. That is 1 percentage points above the national rate of 54.2%.

Marysville Police Department

of 1 officers

100% Felonious

WA — Statewide

187

of 339 officers

55.2% Felonious

Nationwide

17,623

of 32,508 officers

54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. William Donald Arndt's cause is highlighted.

Felonious

17,623 (54.2%)

Accident

10,088 (31%)

Illness

2,974 (9.1%)

Cardiac

1,306 (4%)

Undetermined

260 (0.8%)

Suicide

256 (0.8%)

vehicular

1 (0%)

How William Donald Arndt Compares

Age at End of Watch

This officer

Avg for Felonious: 39.0 years

Years of Service

This officer

Avg for Felonious: 8.5 years

Offender Outcome

suicide attempt

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. William Donald Arndt is highlighted in Feb.

Jan

1,392

Feb

1,295

Mar

1,373

Apr

1,517

May

1,505

Jun

1,443

Jul

1,587

Aug

1,516

Sep

1,553

Oct

1,371

Nov

1,447

Dec

1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. William Donald Arndt was killed by shotgun; 16 gauge.

Gun; Unknown type

5,083

Handgun

2,077

Shotgun

922

Officer's handgun

909

Automobile; Alcohol involved

530

Rifle

518