Unsolved cases · United States

Unsolved cases in United States

263case filesUpdated Jul 18, 2026

Casepin holds 263 unsolved cases in the US. By legal status, 223 marked unsolved and 40 marked cold. On Casepin a case is unsolved when no one has been convicted for it; files the record marks as cold, where active investigation has stalled, are counted here too and carry their own Cold label.

223unsolved 40cold

Open in the map

Files: 263
Unsolved: 223
Cold: 40
Span: 1639–2025
With coverage: 101
Creators: 27

Map of the 263 case files in the US, pinned by legal status — 263 files in the USPins coloured by legal statusExplore live

Start here

The files to open first

Image recordEditorial useSourceUNSOLVEDListen
Belvedere Hotel, Mount Vernon, Baltimore, Maryland, United States · 2006
Death of Rey Rivera
Rey Rivera, a Baltimore writer and videographer, went missing on May 16, 2006, after receiving a phone call and rushing from his home; his badly injured body was found eight days later in a room beneath a hole in a low roof of the Belvedere Hotel. Baltimore Police ruled the death a probable suicide, but the medical examiner listed the manner of death as undetermined, and the case remains disputed.
7 to watch & hear
COLDListen
Cumming, Georgia · 2018
Death of Tamla Horsford
Tamla Horsford, a 40-year-old mother of five, died from a fall at a home in Cumming, Georgia, during a gathering on November 3-4, 2018; two separate investigations ruled her death accidental, though her family has disputed that finding and pushed for further inquiry.
10 to watch & hear
Credit: FBIPublic domainSourceUNSOLVEDListen
South Campus Gateway complex, High Street, Columbus, Ohio · 2006
Disappearance of Brian Shaffer
Brian Shaffer, a 27-year-old Ohio State medical student, vanished after a night of bar-hopping in Columbus, Ohio in the early hours of April 1, 2006. Security footage showed him talking to two women outside a bar just before 2 a.m., but no camera recorded him leaving the building, and he has never been found.
5 to watch & hear
Credit: Los Angeles Police DepartmentPublic domainSourceUNSOLVEDListen
Leimert Park, Los Angeles, California, USA · 1940s
The killing of Elizabeth Short
Elizabeth Short, known posthumously as the Black Dahlia, was found murdered in Los Angeles in January 1947 in a case that remains unsolved.
6 to watch & hear
Credit: FBIPublic domainSourceUNSOLVEDListen
1717 East Delmar Street, Springfield, Missouri · 1992
Springfield Three
Three women — Sherrill Levitt, her daughter Suzanne "Suzie" Streeter, and Streeter's friend Stacy McCall — vanished from Levitt's Springfield, Missouri home overnight on June 6-7, 1992, leaving behind cars, purses, and other belongings. None have ever been found and the case remains unsolved.
6 to watch & hear
Credit: FBIPublic domainSourceUNSOLVEDListen
Route 112 near Woodsville, Haverhill, New Hampshire · 2000s
Disappearance of Maura Murray
On February 9, 2004, 21-year-old nursing student Maura Murray vanished after a single-vehicle crash on Route 112 near Woodsville, New Hampshire, and has not been seen since.
4 to watch & hear
Image recordEditorial useSourceUNSOLVEDListen
Anthem, Henderson, Nevada, United States · 2009
Disappearance of Steven Koecher
Steven Koecher, a 30-year-old journalist, disappeared in Henderson, Nevada, on December 13, 2009, after parking his car in a residential cul-de-sac and walking away on foot, and his whereabouts remain unknown in an unsolved case.
4 to watch & hear
Credit: Paul Clark. Edited slightly by Daniel Case prior to uploadCC BY 2.0SourceUNSOLVEDListen
Vortex Spring, near Ponce de Leon, Florida · 2010
Disappearance of Ben McDaniel
Ben McDaniel, a 30-year-old diver from Memphis, Tennessee, vanished after entering a cave system at Vortex Spring in the Florida Panhandle on August 18, 2010, and has never been found, despite extensive searches and a Florida death certificate issued in 2013.
4 to watch & hear
Credit: https://www.facebook.com/TheTaraCalicoStory/posts/happy-birthday-tara-we-havent-forgotten…Editorial useSourceUNSOLVEDListen
Belen, New Mexico (near New Mexico State Road 47) · 1980s
Disappearance of Tara Calico
Tara Calico, 19, vanished while bicycling near her home in Belen, New Mexico, on September 20, 1988. Despite a widely publicized Polaroid photo, decades of leads, and a 2023 announcement of "sufficient evidence" for possible charges, no arrests have been made and her case remains open.
4 to watch & hear
Credit: Stine family scrapbook, via zodiackiller.comEditorial useSourceUNSOLVEDListen
San Francisco Bay Area, California (multiple crime scenes including Benicia, Vallejo, Napa County, and San Francisco) · 1960s
Zodiac Killer case
An unidentified serial killer known as "Zodiac" killed at least five people and wounded two others in Northern California between December 1968 and October 1969, taunting police and press with letters and ciphers. The case remains unsolved despite thousands of proposed suspects and decades of investigation.
4 to watch & hear

About these files

Unsolved cases in United States, in brief

The files run from 1639 to 2025. The 2010s hold the most, with 38 files. The oldest is St. Vrain massacre, from 1832.

They are spread across 48 states and regions; the most are in California (29), Florida (19) and Texas (17). By type, the largest groups are murder and homicide cases (169), disappearance cases (77) and kidnapping and abduction cases (27).

101 files of the 263 have coverage attached: 254 videos, podcasts and documentaries from 27 creators. The most covered is Death of Tamla Horsford, with 10 items to watch or hear. Kendall Rae, Dr. Todd Grande and That Chapter have covered the most of them.

Every file is written from cited sources and pinned where it happened, and every person named carries the legal status the record gives them. If you hold information about an unsolved case, contact the investigating agency named in its file rather than posting it publicly. Families and anyone involved can request a correction from any file.

Every file

All unsolved cases in United States

178 files

CMA Memorial (1 of 1) — Credit: Bstodd00CC BY-SA 3.0 Source
UNSOLVED AudioDeath of Caylee AnthonyOrlando, Florida · 2008 · 23 to watch & hear
JonBenét Ramsey grave — Credit: TaurusrusCC BY-SA 3.0 Source
UNSOLVED AudioKilling of JonBenét Ramsey755 15th Street, Boulder, Colorado · 1996 · 20 to watch & hear
Alissa Turney — school photo — Credit: National Center for Missing & Exploited ChildrenLaw-enforcement releaseSource
UNSOLVED AudioDisappearance of Alissa TurneyPhoenix, Arizona, United States · 2001 · 9 to watch & hear
Ebby Steppach — Credit: State of ArkansasEditorial useSource
UNSOLVED AudioKilling of Ebby SteppachLittle Rock, Arkansas, United States · 2015 · 9 to watch & hear
Rey riveraEditorial useSource
UNSOLVED AudioDeath of Rey RiveraBelvedere Hotel, Mount Vernon, Baltimore, Maryland, United States · 2006 · 7 to watch & hear
Susan Cox Powell — Credit: Utah Bureau of Criminal Identification (Utah DPS)Law-enforcement releaseSource
COLD AudioDisappearance of Susan PowellWest Valley City, Utah · 2009 · 7 to watch & hear
COLD AudioDeath of Tamla HorsfordCumming, Georgia · 2018 · 10 to watch & hear
BRIAN RANDALL SHAFFER - COLUMBUS, OHIO — Credit: FBIPublic domainSource
UNSOLVED AudioDisappearance of Brian ShafferSouth Campus Gateway complex, High Street, Columbus, Ohio · 2006 · 5 to watch & hear
Elizabeth Short photo from police bulletin — Credit: Los Angeles Police DepartmentPublic domainSource
UNSOLVED AudioThe killing of Elizabeth ShortLeimert Park, Los Angeles, California, USA · 1940s · 6 to watch & hear
THE SPRINGFIELD THREE - SPRINGFIELD, MISSOURI — Credit: FBIPublic domainSource
UNSOLVED AudioSpringfield Three1717 East Delmar Street, Springfield, Missouri · 1992 · 6 to watch & hear
Relisha Tenau Rudd — Credit: Federal Bureau of InvestigationPublic domainSource
UNSOLVED AudioDisappearance of Relisha RuddWashington, D.C. · 2014 · 6 to watch & hear
Timmothy Pitzen — Credit: UnknownEditorial useSource
UNSOLVED AudioDisappearance of Timmothy PitzenRockford, Illinois, United States · 2011 · 5 to watch & hear
MAURA MURRAY - HAVERHILL, NEW HAMPSHIRE — Credit: FBIPublic domainSource
UNSOLVED AudioDisappearance of Maura MurrayRoute 112 near Woodsville, Haverhill, New Hampshire · 2000s · 4 to watch & hear
Steven KoecherEditorial useSource
UNSOLVED AudioDisappearance of Steven KoecherAnthem, Henderson, Nevada, United States · 2009 · 4 to watch & hear
Vortex Spring — Credit: Paul Clark. Edited slightly by Daniel Case prior to uploadCC BY 2.0 Source
UNSOLVED AudioDisappearance of Ben McDanielVortex Spring, near Ponce de Leon, Florida · 2010 · 4 to watch & hear
TaraCalico — Credit: https://www.facebook.com/TheTaraCalicoStory/posts/happy-birthday-tara-we-havent-forgotten…Editorial useSource
UNSOLVED AudioDisappearance of Tara CalicoBelen, New Mexico (near New Mexico State Road 47) · 1980s · 4 to watch & hear
Bryce Laspisa — the missing 19-year-oldEditorial use Source
UNSOLVED AudioDisappearance of Bryce LaspisaCastaic Lake, Los Angeles County, California · 2013 · 3 to watch & hear
Paul Stine, late 1950s — Credit: Stine family scrapbook, via zodiackiller.comEditorial useSource
UNSOLVED AudioZodiac Killer caseSan Francisco Bay Area, California (multiple crime scenes including Benicia, Vallejo, Napa County, and San Francisco) · 1960s · 4 to watch & hear
Terri 'Missy' Bevers, the victimEditorial use Source
UNSOLVED AudioKilling of Missy BeversCreekside Church of Christ, Midlothian, Texas · 2016 · 5 to watch & hear
Mary Kellerman, Adam Janus, Stanley Janus, Theresa Janus, Mary McFarland, Paula Prince, Mary Reiner — Credit: Wikimedia Commons (investigation surveillance still)Editorial useSource
UNSOLVED AudioChicago Tylenol poisoningsChicago metropolitan area, Illinois · 1980s · 3 to watch & hear
Branch Davidian Compound Near Waco — Credit: the Federal Bureau of InvestigationPublic domainSource
UNSOLVED AudioWaco siegeMount Carmel Center, McLennan County, Texas · 1993 · 2 to watch & hear
Keddie murders victims (Sharp family and Dana Wingate) — Credit: Via Wikipedia ; portraits published on Find a Grave and Plumas County news outletsEditorial use Source
UNSOLVED AudioKeddie murdersKeddie Resort, house #28, Keddie, California · 1980s · 3 to watch & hear
BRANDON VICTOR SWANSON - MARSHALL, MINNESOTA — Credit: FBIPublic domainSource
UNSOLVED AudioDisappearance of Brandon SwansonMarshall, Minnesota, United States · 2008 · 2 to watch & hear
LisaRIrwin — Credit: Deborah Bradley, and selfPublic domainSource
UNSOLVED AudioDisappearance of Lisa IrwinKansas City, Missouri, United States · 2011 · 3 to watch & hear

Inside United States

Unsolved cases by state and region

Same place, other outcomes

Every outcome in the US

Archive files85

These files are published and cited but are kept out of search listings for now, either because they fall outside Casepin’s true-crime scope or because they are still being deepened.

Questions

What people ask

How many unsolved cases in the US are on Casepin?

263. By status: 223 unsolved and 40 cold. The count covers published files only and changes as new files clear review.

What is the oldest of these unsolved cases?

St. Vrain massacre, from 1832. Open the file

Which case in the US has the most coverage?

Death of Tamla Horsford, with 10 videos, podcasts and documentaries linked from its file. Open the file

Which creators have covered unsolved cases in the US?

Kendall Rae (26 cases), Dr. Todd Grande (22 cases) and That Chapter (15 cases), among 27 creators in all.

Where in the US are most of these cases?

California (29), Florida (19) and Texas (17).

How current is this page?

It rebuilds hourly from the published files; the newest file change here is dated Jul 18, 2026. A status changes only when the record behind it does.

Every file cited · legal status from the record · our standards · request a correction