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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evidence
Lead #1What was the murder weapon and were any fingerprints or DNA evidence recovered from the crime scene?
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witness
Lead #2Were there any neighbors or passersby who witnessed suspicious activity at or near 129 East Third Street on June 1, 1981?
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suspect
Lead #3Did Linda O'Day have any known conflicts, relationships, or associations that might identify a potential suspect?
Linda O'Day, a resident of New Castle, Delaware, was found stabbed to death in her home on June 1, 1981, with the cause of death determined to be a stab wound to the chest. Despite decades of investigation by the FBI's Baltimore Field Office, the identity of her killer remains unknown. The case remains open and unsolved, with investigators seeking any information from the public that might identify the perpetrator or clarify the circumstances surrounding her death.
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 #4Were there signs of forced entry or does evidence suggest the victim knew her attacker?
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. She had been stabbed multiple times with a stab wound to the chest as the cause of death.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:June 1, 1981 at 2:00 PM
Last Updated:July 24, 2026
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Case Information
Incident:June 1, 1981 at 2:00 PM
Last Updated:July 24, 2026