Overview

• Full name: Steve Losonczi
• Date of birth: September 7, 1936
• Age at disappearance: 43
• Date last seen: March 2, 1980
• Last known location: Los Angeles, Los Angeles County, California
• Classification: Missing person
• Current status: Unresolved; whereabouts unknown
• Physical description: White male, approximately 5 feet 7 inches tall, weighing 155 pounds, with brown hair and blue eyes
• Investigating agency: Los Angeles Police Department
• Police case number: 80-250090

Circumstances: Losonczi was last seen in Los Angeles on March 2, 1980. He was never heard from again. Publicly available case records do not explain where he was going, whom he may have been meeting, or what circumstances immediately preceded his disappearance.

Detailed Case Breakdown

Steve Losonczi Disappearance: The Unsolved Missing Person Case in Los Angeles, California, 1980

On March 2, 1980, 43-year-old Steve Losonczi disappeared from Los Angeles, California. More than four decades later, his whereabouts remain unknown, and the publicly available record offers few details about what happened to him.

Losonczi’s disappearance is documented by both the California Department of Justice and The Charley Project. Although his case has remained publicly listed for decades, the circumstances surrounding his last known movements have not been explained in the available case summaries.

His disappearance remains an unresolved mystery, with no publicly verified explanation for why he vanished or what happened afterward.

Case Summary

• Full name: Steve Losonczi
• Date of birth: September 7, 1936
• Age at disappearance: 43
• Date last seen: March 2, 1980
• Last known location: Los Angeles, Los Angeles County, California
• Classification: Missing person
• Current status: Unresolved; whereabouts unknown
• Physical description: White male, approximately 5 feet 7 inches tall, weighing 155 pounds, with brown hair and blue eyes
• Investigating agency: Los Angeles Police Department
• Police case number: 80-250090

Circumstances: Losonczi was last seen in Los Angeles on March 2, 1980. He was never heard from again. Publicly available case records do not explain where he was going, whom he may have been meeting, or what circumstances immediately preceded his disappearance.

Sources: The Charley Project – Steve Losonczi and California Department of Justice – Missing Person Search.

Background: Who Was Steve Losonczi?

Steve Losonczi was born on September 7, 1936. He was 43 years old when he disappeared in Los Angeles in the spring of 1980.

According to The Charley Project, Losonczi stood approximately 5 feet 7 inches tall and weighed around 155 pounds. He had brown hair and blue eyes. These characteristics remain important identifiers in his missing-person record.

Little additional biographical information has been made publicly available. The reviewed sources do not establish his occupation, marital status, family relationships, or the neighborhood where he lived.

Similarly, there is no verified public account describing his usual activities, personal circumstances, or plans immediately before March 2, 1980.

These gaps make it difficult to reconstruct his final known days. They also illustrate an important distinction in historical missing-person investigations: a lack of published information does not necessarily mean investigators never collected it.

The California Department of Justice continues to identify Losonczi in its missing-person records, connecting his disappearance to the Los Angeles Police Department.

Source: California DOJ Missing Person Records.

The Disappearance on March 2, 1980

Steve Losonczi was last seen in Los Angeles on March 2, 1980.

That date is the central confirmed event in his disappearance.

The Charley Project states that Losonczi has not been heard from since. Its case profile also notes that very little information about the circumstances has been made available.

No verified public source reviewed for this article establishes the precise address of his last sighting, the time he disappeared, or whether he was traveling by vehicle, walking, or using public transportation.

The available accounts also do not identify a last-known companion, witness, or individual who might have had information about his movements.

There is no documented public explanation of whether Losonczi left voluntarily, experienced an accident, became the victim of a crime, or disappeared under some other circumstances.

These possibilities should not be mistaken for established investigative findings.

What is known is that Losonczi disappeared from one of the largest metropolitan areas in the United States and remained missing after March 2, 1980.

Source: The Charley Project – Steve Losonczi.

Investigation History and Available Evidence

Los Angeles Police Department Investigation

The Los Angeles Police Department is identified as the investigating agency in the California Department of Justice missing-person database.

The state record associates Losonczi with police case number 80-250090 and lists an LAPD contact number of (213) 996-1800.

The Charley Project separately lists an LAPD telephone number of (213) 485-3261. Because the two sources provide different numbers, the state database’s published contact information is the preferable starting point for anyone attempting to submit a tip.

The publicly accessible summaries do not provide a detailed account of the original police investigation.

No verified information was located establishing the dates or results of interviews, neighborhood searches, vehicle examinations, or other investigative actions conducted immediately after his disappearance.

This absence of publicly documented details should not be interpreted as evidence that such investigative steps never occurred.

Source: California DOJ – Losonczi Listing.

Physical Evidence and Forensic Investigation

The available public case descriptions do not identify specific physical evidence associated with Losonczi’s disappearance.

There are no verified public reports in the reviewed sources describing recovered personal belongings, an abandoned vehicle, blood evidence, or other forensic findings directly connected to his case.

Likewise, no publicly confirmed case-specific DNA testing results, genetic genealogy identifications, or forensic breakthroughs were located.

The California Department of Justice operates a Missing Persons DNA Program designed to assist in comparisons involving missing people and unidentified remains.

However, the existence of this statewide program does not establish that Losonczi’s case has undergone DNA testing or genetic genealogy analysis.

Source: California DOJ – Missing Persons Programs.

Witnesses and Potential Leads

The reviewed official and established case-profile sources do not publicly identify a witness who reported seeing Losonczi after March 2, 1980.

They also do not identify a confirmed suspect, person of interest, or publicly documented criminal charge connected to his disappearance.

Without reliable supporting evidence, it would be inappropriate to suggest that a particular individual or criminal act was responsible.

Losonczi’s case therefore remains a missing-person investigation rather than a publicly established homicide.

Theories and Unresolved Questions

The central question in Steve Losonczi’s case remains what happened after he was last seen in Los Angeles.

Several questions remain unanswered in the public record.

Did Losonczi Leave Voluntarily?

The possibility of a voluntary departure cannot be established or excluded from the available information.

No verified public source reviewed here documents a planned relocation, a decision to leave his previous life, or subsequent confirmed contact with Losonczi.

There is also no verified evidence showing that he intended to disappear.

A voluntary disappearance is therefore only a hypothetical explanation, not an established conclusion.

Was He Involved in an Accident?

An accident is another general possibility in an unexplained disappearance.

However, no confirmed accident scene, vehicle discovery, hospital record, or unidentified-remains match has been publicly connected to Losonczi in the reviewed sources.

There is insufficient evidence to determine whether an accident played any role.

Could Foul Play Have Been Involved?

Because Losonczi has remained missing for decades, criminal involvement is a question that cannot automatically be dismissed.

Nevertheless, the available official and established case-profile records do not establish that he was abducted, murdered, or otherwise harmed by another person.

No publicly verified suspect, motive, or homicide finding has been identified.

It is important to distinguish an unexplained disappearance from a confirmed violent crime.

Online Speculation and Unidentified Remains

Historical online discussions have raised speculative comparisons between Losonczi and unidentified individuals.

One Websleuths discussion suggested a possible resemblance between Losonczi and an unidentified man discovered in Oregon in 1980, sometimes referred to as “Portland Eck.”

This was a community-generated suggestion, not a verified investigative finding. The Oregon decedent was subsequently identified as Larry Eugene Parks, and that identification does not resolve Losonczi’s disappearance.

There is no verified basis for treating Losonczi as that decedent or linking him to a particular serial homicide investigation.

Source: Websleuths – Historical Discussion.

Latest Publicly Available Investigative Updates

Research reviewed through October 19, 2026

As of October 2026, Steve Losonczi continues to appear in the California Department of Justice missing-person database.

His state listing identifies the Los Angeles Police Department as the investigating agency and provides case number 80-250090.

The Charley Project also continues to document his disappearance, listing March 2, 1980, as the date he was last seen.

March 2018: Doe Network Record Update

The Doe Network’s archived 2018 updates identify a case-information update for Steve Losonczi on March 1, 2018.

The entry references Doe Network case number 679DMCA.

This is a documented administrative or informational update to a missing-person listing. The archive does not establish that new evidence was recovered, a suspect was identified, or investigators made a breakthrough.

The Doe Network number is an organizational reference, not the LAPD’s police report number.

Source: Doe Network – 2018 Updates.

No Confirmed Recent Breakthroughs

No publicly confirmed recent investigative developments were located in the reviewed sources.

Specifically, no verified recent announcement was found concerning an arrest, a new forensic identification, the recovery of Losonczi’s remains, or a resolution of his disappearance.

There was also no verified announcement establishing that his case had been reclassified as a homicide.

The continued appearance of his name in public missing-person records is evidence of an unresolved public listing, not proof that investigators have recently developed new leads.

The full contents of the LAPD investigative file are not publicly established by these sources, and the absence of published developments does not mean that all investigative activity has stopped.

Conclusion: The Continuing Search for Steve Losonczi

Steve Losonczi disappeared from Los Angeles, California, on March 2, 1980, at the age of 43.

More than 46 years have passed without a publicly confirmed explanation of his disappearance.

The surviving public record provides a date, a city, a physical description, and an investigating agency, but few details about the events that led to his disappearance.

There is no verified public evidence establishing that he died, was murdered, or deliberately left his previous life behind.

His case remains an unresolved missing-person investigation.

Anyone with credible information about Losonczi’s whereabouts, his activities around March 2, 1980, or circumstances that might help explain his disappearance is encouraged to contact the Los Angeles Police Department’s Missing Persons Unit.

The LAPD can be reached at (213) 996-1800. Information may also be provided through the California Department of Justice missing-person hotline at 1-800-222-3463.

Even information that seems insignificant may be worth sharing with investigators, particularly in a historical case where the publicly documented timeline is limited.

Steve Losonczi deserves to be remembered as a person whose disappearance remains unanswered, rather than reduced to speculation about what might have happened.