The person at the center of this case
Linda O'Day
Cold Case · Open
45 years waiting · since 1981
LINDA O'DAY
Justice for Linda O'Day — the trail went cold in 1981, but the truth hasn't.
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Key leads to think about
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suspect
Lead #1Who had access to Linda O'Day's home and a motive to commit this violent crime?
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evidence
Lead #2What physical evidence was recovered from the crime scene, and has it been tested with modern forensic techniques?
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witness
Lead #3Were there any neighbors or visitors who saw or heard anything unusual on June 1, 1981, or in the days preceding the homicide?
On June 1, 1981, Linda O'Day was discovered stabbed to death in her home at 129 East Third Street in New Castle, Delaware. The cause of death was determined to be a stab wound to the chest, with multiple stab wounds inflicted. More than four decades later, the identity of her killer remains unknown, and the FBI's Baltimore Field Office continues to seek public assistance in solving this homicide.
Case
#441
Federal Bureau of Investigation (FBI) Baltimore Field Office
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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.
💡
clue
Lead #4What was Linda O'Day's daily routine and who were the last people known to have contact with her before her death?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
Homicide Victim New Castle, Delaware June 1, 1981 The Federal Bureau of Investigation’s Baltimore Field Office is seeking the public’s assistance with information regarding the 1981 homicide of Linda O’Day. On Monday, June 1, 1981, at approximately 2:00 p.m., the body of O’Day was discovered in her home at 129 East Third Street in New Castle, Delaware.
O’Day was stabbed multiple times and her cause of death was determined to be a stab wound to the chest.
Timeline of Events
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1981-06-01
14:00Body Discovery
Linda O'Day's body was discovered in her home at 129 East Third Street in New Castle, Delaware at approximately 2:00 p.m.
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1981-06-01
Cause of Death Determined
Medical examination determined O'Day was stabbed multiple times with cause of death being a stab wound to the chest.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:June 1, 1981 at 2:00 PM
Last Updated:June 7, 2026
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Case Information
Incident:June 1, 1981 at 2:00 PM
Last Updated:June 7, 2026