Cold Cases in New Hampshire

ColdCaseIndex documents 8 cold cases in New Hampshire, spanning 1971–2021. 3 of these cases remain fully unsolved. Each case page includes documented details, status, and information on how to submit a tip.

8 Documented Cases
3 Still Unsolved
1971–2021 Year Range
4 Case Types

By Type

3 Missing Persons 3 Homicides 1 Multiple Homicide 1 Unidentified Person

By Status

3 Unsolved 2 Conviction 2 Solved 1 No Conviction

All New Hampshire Cases

Conviction 2021

Elijah Lewis

Five-year-old Elijah Lewis was reported missing from Merrimack, New Hampshire in October 2021. His remains were found buried in a Massachusetts forest. His mother and her boyfriend were charged with his murder.

Merrimack Homicide Age 5
Solved 2019

Harmony Montgomery

Five-year-old Harmony Montgomery was murdered by her father Adam Montgomery in Manchester, New Hampshire. She wasn't reported missing until 2021 due to systemic failures.

Manchester Homicide Age 5
Conviction 2013

Abigail Hernandez

Fourteen-year-old Abby Hernandez disappeared while walking home from school in Conway, New Hampshire. She reappeared nearly nine months later, having been held captive by Nathaniel Kibby. Kibby was sentenced to 45 years

Conway Missing Person Age 14
Unsolved 2004

Maura Murray

UMass Amherst student Maura Murray crashed her car on a remote road in New Hampshire and vanished before help arrived. A witness offered assistance but she declined. Despite extensive searches and one of the most followe

Haverhill Missing Person Age 21
Solved 1990

Pamela Smart (case)

Pamela Smart manipulated her 15-year-old student lover into murdering her husband Gregg. She was convicted of conspiracy to commit murder and sentenced to life without parole.

Derry Homicide Age 22
No Conviction 1985

Bear Brook Murders (Allenstown Four)

In 1985 and 2000, the remains of a woman and three young girls were found in barrels near Bear Brook State Park in Allenstown, New Hampshire; all four had died of blunt force trauma. Genetic genealogy identified three vi

Allenstown Multiple Homicide
Unsolved 1984

Tammy Lynn Belanger

Eight-year-old Tammy Belanger vanished while walking to school in Exeter, New Hampshire, in November 1984. Police long suspected a convicted sex offender of abducting and killing her, but no body or physical evidence was

Exeter Missing Person Age 8
Unsolved 1971

Katherine Ann Alston (Bedford Jane Doe)

On October 6, 1971, the decomposing body of a young woman was found off a logging road in a wooded area of Bedford, New Hampshire. She remained unidentified for more than 51 years until January 2023, when investigative g

Bedford Unidentified Person Age 26