End of Watch April 25, 2021
Age 50
Tour of Duty 32 yrs
The Vigil Panel 175 ›
Gender Male

Incident

Lead Special Officer Keith Mills suffered a fatal heart attack while participating in the agency's wellness program.

He collapsed while running on a treadmill at his assigned duty post at President George Bush's home on Walkers Point in Kennebunkport, Maine. He was located in the gym shortly before the end of his shift at 10:00 am.

Officer Mills had served with the United States Secret Service for 20 years and had previously served with the Kennebunkport Police Department for 12 years.

Survivors

He is survived by his two children.

In Our Keeping

Permanent identifier
BO-US-FED-F07E7E31
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.

Are you family? This record can be claimed and maintained by those who knew Keith. Claim this record.

This page is permanent and free. No fee to view it, no advertising, no tracking, and no account required. It will not be taken down.

Tributes

32 years. You could have gone home.
Lead Special Officer Mills gave the United States Department of the Treasury 32 years. Still answering calls at the end.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Lead Special Officer Mills.

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

Agency

Location Washington, DC
Platform Identity usdtusssssdfed.fed.us.gov.nw

Service Record

End of Watch April 25, 2021
Tour of Duty 32 yrs
Age 50
Gender Male

Incident Details

Cause Cardiac

Lead Special Officer Keith A. Mills is one of 1,306 officers lost to cardiac events in the line of duty across the full record of this memorial — 4% of all 32,508 officers honored here.

In DC, 71 of 1,419 officers were lost to cardiac events in the line of duty — 5% of this state's fallen. That is 1 percentage points above the national rate of 4%.

At United States Department of the Treasury - United States Secret Service Special Services Division, 1 of 2 officers on record were lost to cardiac events in the line of duty — 50% of this agency's fallen.

United States Department of the Treasury - United States Secret Service Special Services Division
1
of 2 officers
50% Cardiac
DC — Statewide
71
of 1,419 officers
5% Cardiac
Nationwide
1,306
of 32,508 officers
4% Cardiac

National Cause Distribution

How Cardiac compares to all causes of officer death in the memorial record. Keith A. Mills'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 Keith A. Mills Compares

Age at End of Watch
50
This officer
Avg for Cardiac: 48.6 years
Years of Service
32
This officer
Avg for Cardiac: 15.6 years

When Cardiac Deaths Occur

Monthly distribution of Cardiac deaths across the full memorial record. Keith A. Mills is highlighted in Apr.

Jan
124
Feb
105
Mar
99
Apr
116
May
115
Jun
95
Jul
94
Aug
104
Sep
109
Oct
121
Nov
113
Dec
111

Incident Location

Others Who Wore This Badge

1 officer from United States Department of the Treasury - United States Secret Service Special Services Division are honored on badge.nw.