The person at the center of this case
John Jacoby
Cold Case · Open
11 years waiting · since 2015
JOHN JACOBY
Justice for John Jacoby — the trail went cold in 2015, but the truth hasn't.
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Key leads to think about
🎯
suspect
Lead #1Who was the unknown assailant responsible for both the April 2015 Fort Collins shooting and the May 2015 Windsor murder?
🚗
vehicle
Lead #2What vehicle was used by the shooter, and were there any witnesses who observed it near either crime scene?
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timeline
Lead #3Why was there a three-week gap between the Fort Collins shooting and the Windsor murder—were these crimes part of a planned series or random targeting?
On May 18, 2015, 47-year-old John Jacoby was shot twice and killed while riding his bicycle on Weld County Road 15 north of Windsor, Colorado. The shooting remains unsolved, though investigators believe it is connected to an April 22, 2015 shooting incident in Fort Collins where a female driver was wounded. The FBI is seeking information from the public to identify the unknown assailant responsible for these linked crimes.
Case
#467
FBI Denver Field Office / Northern Colorado Shooting Task Force
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
👁️
witness
Lead #4John Jacoby was well-known locally and rode his bicycle regularly; did anyone see suspicious activity or unfamiliar persons on Weld County Road 15 that morning?
💡
clue
Lead #5What ballistic or forensic evidence connects the two shooting incidents, and are there any other related incidents in the Northern Colorado area?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
Murder Victim Windsor, Colorado May 18, 2015 On May 18, 2015, at approximately 10:15 a.m., 47-year-old John Jacoby was riding his bicycle (with a small trailer attached) on Weld County Road 15, north of the town of Windsor, Colorado, when he was shot two times by an unknown assailant about two miles north of Main Street. He died at the scene shortly thereafter.
It has been determined that this incident is related to another shooting which occurred in nearby Fort Collins, Colorado, on April 22, 2015. In that incident, two rounds were fired at a female driver at approximately 11:15 p.m.
near the intersection of Harmony Road and the southbound I-25 on-ramp. The victim survived the attack after sustaining a gunshot wound to the neck.
Remarks: John Jacoby was well known by locals and was often seen riding his bicycle around town. He worked as a part-time caretaker for the parks and recreation department and also as a bagger at King Soopers grocery.
Timeline of Events
📋
2015-04-22
23:15Related shooting in Fort Collins
Two rounds fired at female driver near Harmony Road and I-25 on-ramp; victim survived with neck wound
👤
2015-05-18
10:15John Jacoby murdered
Shot twice by unknown assailant on Weld County Road 15, approximately two miles north of Main Street; died at scene
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:April 22, 2015 at 11:15 PM
Last Updated:September 10, 2026
Up to $50,000 Reward
For information leading to the resolution of this case
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Case Information
Incident:April 22, 2015 at 11:15 PM
Last Updated:September 10, 2026
Up to $50,000 Reward
For information leading to the resolution of this case