The person at the center of this case
Alivia Christine Kail
Missing Person · Open
15 years waiting · since 2011
Missing Person: Alivia Christine Kail
Justice for Alivia Christine Kail — the trail went cold in 2011, but the truth hasn't.
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Key leads to think about
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location
Lead #1What were Alivia's intended destination after leaving her brother's home on March 4, 2011?
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witness
Lead #2Were there any witnesses to Alivia leaving the residence or her movements that day?
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clue
Lead #3What specific circumstances led to her disappearance being reported to police?
Alivia Christine Kail, a 19-year-old woman, disappeared on March 4, 2011, after leaving her brother's home in West Mifflin, Pennsylvania. Despite an investigation by the Allegheny County Police Department, her whereabouts remain unknown and no clear circumstances surrounding her disappearance have been publicly established. Anyone with information about Alivia's location or the events of that day is urged to contact authorities.
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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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evidence
Lead #4Has any physical evidence or trace of Alivia been discovered in the years since her disappearance?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP10268. Missing person: Alivia Christine Kail.
Last known contact: 2011-03-04 in West Mifflin, Allegheny, PA. Circumstances: Alivia Christine Kail was last seen March 4, 2011 leaving the West Mifflin, PA home of her brother.
Demographics: 19 years, Female, White / Caucasian. Physical description: 5 ft 0 in, 105 lbs, hair: Brown, eyes: Green.
Clothing and accessories: Clothing: Black short-sleeved shirt and jeans; Footwear: Tennis shoes or UGG boots. Investigating agency: Allegheny County Police Department | CCR: 2458-11 H-373-11 / CR-002240-18 | 2011-03-05.
Timeline of Events
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2011-03-04
Last seen leaving brother's home
Alivia Christine Kail was last seen on March 4, 2011, leaving her brother's residence in West Mifflin, Pennsylvania.
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2011-03-05
Investigation initiated
Allegheny County Police Department opened investigation case MP10268 (CCR: 2458-11 H-373-11 / CR-002240-18).
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:March 4, 2011
Last Updated:September 29, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 4124731200
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Case Information
Incident:March 4, 2011
Last Updated:September 29, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 4124731200
You can remain anonymous