The person at the center of this case
Linda O'Day
Cold Case · Open
44 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 kill her?
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evidence
Lead #2What weapon was used in the stabbing, and was it recovered?
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witness
Lead #3Were there any neighbors or acquaintances who witnessed suspicious activity at the residence on June 1, 1981?
Linda O'Day was found stabbed to death in her New Castle, Delaware home on June 1, 1981, with multiple stab wounds and a fatal chest wound. Despite the FBI's investigation through its Baltimore Field Office, the identity of her killer remains unknown after more than 40 years. The case remains open and unsolved, with investigators seeking any information from the public that might identify the perpetrator.
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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.
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timeline
Lead #4What was Linda O'Day's daily routine and who was the last person known to have contact with her?
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 discovered
Linda O'Day's body was discovered in her home at 129 East Third Street, New Castle, Delaware at approximately 2:00 p.m. on Monday, June 1, 1981. She had been stabbed multiple times with a fatal 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:May 12, 2026
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Case Information
Incident:June 1, 1981 at 2:00 PM
Last Updated:May 12, 2026