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Joseph A. Walker
Incident
Operative Joseph Walker was shot and killed while he, another agent, and two Department of Interior engineers investigated a case of land fraud in a mine shaft at the Hesperus mine, west of Durango, Colorado. While the other three men were inside of a mine, Operative Walker was shot in the back with a rifle. Two suspects were arrested but were acquitted by a jury who feared retribution against them. Operative Walker was the first Special Agent in Charge of the Denver office and had previously served on President Grover Cleveland's protective detail. He had served with the United States Secret Service for 19 years.
Survivors
He was survived by his wife.
In Our Keeping
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- 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.
Operative Walker gave the United States Department of the Treasury 19 years.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Operative Walker.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
United States Department of the Treasury - United States Secret Service has lost 26 officers; 9 of them killed feloniously.
Joseph is one of 754 officers killed feloniously in DC, 53.1% of the 1,419 remembered there.
Joseph is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
Joseph is one of 17,631 officers killed feloniously worldwide, 52% of the 33,917 remembered here.
33,917 officers are remembered on this memorial. Each number below is one of them.
Time
In 1907, 1 officer at United States Department of the Treasury - United States Secret Service was killed feloniously, the 3rd heaviest of 5 years on record. The heaviest was 1995, with 4.
In 1907, 7 officers in DC were killed feloniously, the 30th heaviest of 159 years on record. The heaviest was 1922, with 20.
In 1907, 108 officers in the United States were killed feloniously, the 46th heaviest of 213 years on record. The heaviest was 1921, with 248.
In 1907, 109 officers worldwide were killed feloniously, the 54th heaviest of 265 years on record. The heaviest was 1921, with 516.
Who
Joseph was 51. Of the 8 killed feloniously at United States Department of the Treasury - United States Secret Service whose age is recorded, half were between 32 and 50; the middle age was 39.5. Joseph had served 19 years; the middle length of service was 16 years.
Joseph was 51. Of the 580 killed feloniously in DC whose age is recorded, half were between 30 and 44; the middle age was 36. Joseph had served 19 years; the middle length of service was 5 years.
Joseph was 51. Of the 14,220 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. Joseph had served 19 years; the middle length of service was 6 years.
Joseph was 51. Of the 15,854 killed feloniously worldwide whose age is recorded, half were between 30 and 46; the middle age was 38. Joseph had served 19 years; the middle length of service was 6 years.
When
November holds 11.1% of these deaths at United States Department of the Treasury - United States Secret Service; April holds the most, 44.4%. Sundays: 22.2%.
November holds 7.2% of these deaths in DC; July holds the most, 11.7%. Sundays: 14.9%.
November holds 8.1% of these deaths in the United States; December holds the most, 9.4%. Sundays: 15.2%.
November holds 8.2% of these deaths worldwide; December holds the most, 9.2%. Sundays: 15.2%.
How
Felonious deaths account for 34.6% of all 26 deaths at United States Department of the Treasury - United States Secret Service, the 2nd most common cause. The weapon recorded was rifle, in 11.1% of these deaths.
Felonious deaths account for 53.1% of all 1,419 deaths in DC, the most common cause. The weapon recorded was rifle, in 10.5% of these deaths.
Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was rifle, in 5.9% of these deaths.
Felonious deaths account for 52% of all 33,917 deaths worldwide, the most common cause. The weapon recorded was rifle, in 5.3% of these deaths.
His people
United States Department of the Treasury - United States Secret Service has 26 officers remembered here, Joseph among them.
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William Craig
Sep 3, 1902
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Joseph A. Walker
Nov 3, 1907
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Robert K. Webster
Aug 7, 1927
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James W. Hair
Jul 12, 1928
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Robert L. Godby
May 24, 1935
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James A. Hollinger
Jul 26, 1936
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Henry Evans Thomas
Aug 17, 1936
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August Adolph Gennerich
Dec 1, 1936
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Thomas Edminson Vaughn
Nov 8, 1940
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Thomas B. Shipman
Oct 14, 1963
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Thomas K. Wooge
Oct 17, 1968
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J. Clifford Dietrich
May 26, 1973
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James M. Ryan
Feb 9, 1977
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S. Perry Watkins
Jan 14, 1980
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Julie Yvonne Cross
Jun 4, 1980
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Donald A. Bejcek
Mar 5, 1983
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George Patrick LaBarge
Mar 5, 1983
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Donald W. Robinson
Mar 5, 1983
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Richard T. Cleary
Jun 11, 1986
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Manuel De J Marrero-Otero
Dec 31, 1986
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James Steven Collins
Oct 20, 1992
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Cynthia Campbell Brown
Apr 19, 1995
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Donald R. Leonard
Apr 19, 1995
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Alan G. Whicher
Apr 19, 1995
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Mickey B. Maroney
Apr 19, 1995
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Scott Evan Deaton
Jun 11, 1999
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 6-E
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
25 officers from United States Department of the Treasury - United States Secret Service are honored on badge.nw. Showing the 16 most recent.
