Overview

• Full name: Colby Gilbert MacMillan
• Age when missing: 25
• Date last seen: March 10, 2022
• Last known location: Parkersburg, Wood County, West Virginia
• Sex: Male
• Physical description: White male, brown hair, blue eyes
• Height: Approximately 5 feet 8 inches
• Weight: Approximately 140 pounds
• Case classification: Missing person
• Current publicly reported status: Missing; listed as active in a community database
• NamUs reference: MP100899, reproduced by a secondary missing-person listing
• Circumstances: Colby was reported missing from the Parkersburg area. The precise circumstances of his last confirmed sighting have not been established in the sources reviewed.

Detailed Case Breakdown

Colby Gilbert MacMillan Missing Since March 2022 in Parkersburg, West Virginia: An Unresolved Disappearance

Colby Gilbert MacMillan was 25 years old when he disappeared from Parkersburg, West Virginia, on March 10, 2022. More than four years later, his whereabouts remain unknown according to publicly accessible missing-person listings.

His disappearance is documented in missing-person resources, including the West Virginia Missing Persons Project and a listing carrying National Missing and Unidentified Persons System (NamUs) case number MP100899. However, publicly available information about the circumstances surrounding his disappearance is limited.

The central question remains unanswered: What happened to Colby MacMillan after March 10, 2022?

Case Summary

• Full name: Colby Gilbert MacMillan
• Age when missing: 25
• Date last seen: March 10, 2022
• Last known location: Parkersburg, Wood County, West Virginia
• Sex: Male
• Physical description: White male, brown hair, blue eyes
• Height: Approximately 5 feet 8 inches
• Weight: Approximately 140 pounds
• Case classification: Missing person
• Current publicly reported status: Missing; listed as active in a community database
• NamUs reference: MP100899, reproduced by a secondary missing-person listing
• Circumstances: Colby was reported missing from the Parkersburg area. The precise circumstances of his last confirmed sighting have not been established in the sources reviewed.

Sources: SpotCrime Missing Persons and StillMissing.us.

Background and Circumstances of the Disappearance

Who Was Colby Gilbert MacMillan?

Colby Gilbert MacMillan was a young adult associated with Parkersburg, a city in Wood County along the Ohio River in northwestern West Virginia.

He was 25 years old at the time of his disappearance. Public missing-person records describe him as approximately 5 feet 8 inches tall and weighing 140 pounds, with brown hair and blue eyes.

These identifying characteristics may help distinguish Colby from other missing individuals, although physical appearance can change over time.

The available sources do not provide a sufficiently verified account of Colby’s childhood, occupation, education, interests, or personal relationships. Rather than speculate about his private life, this report focuses on the documented facts of his disappearance.

March 10, 2022: Colby Disappears

According to missing-person listings, Colby was last seen in Parkersburg on March 10, 2022.

The available records do not establish the exact address where he was last seen, the time of his disappearance, or the circumstances of his final confirmed contact with another person.

Important details remain publicly unverified, including whether Colby was traveling, whether he had access to a vehicle, what clothing he was wearing, and whether any personal belongings were subsequently recovered.

There is also no verified public account in the reviewed sources explaining who first reported him missing or how quickly law enforcement became involved.

The absence of these details does not mean investigators lack them. It means they could not be independently established from the publicly accessible materials reviewed for this article.

Colby’s disappearance is included in the West Virginia Missing Persons Project, which identifies him under his full name and places his case among the state’s 2022 disappearances.

Investigation History and Available Evidence

Missing-Person Database Documentation

Colby’s case appears in multiple missing-person resources.

SpotCrime’s Parkersburg-area missing-person directory lists his disappearance date, identifying characteristics, and reference number MP100899. This appears to be a NamUs missing-person identifier, although the corresponding primary NamUs case page was not independently retrieved during this research.

StillMissing.us, an independently operated West Virginia missing-person database, also lists Colby as missing from Parkersburg on March 10, 2022. Its case feed labels his status active. The website expressly identifies itself as a community resource rather than an official law enforcement database.

These listings provide evidence of continued public documentation, but they should not be interpreted as confirmation of new investigative activity.

Searches, Witnesses, and Forensic Evidence

No reliable public documentation was located establishing the specific searches conducted following Colby’s disappearance.

Similarly, the reviewed sources did not verify:

• A named witness who described Colby’s final movements.
• Surveillance footage establishing his whereabouts after March 10, 2022.
• The recovery of a vehicle, phone, or personal belongings connected to the disappearance.
• Publicly disclosed forensic evidence, DNA testing, or investigative genetic genealogy.
• An officially identified suspect or person of interest.
• An arrest or criminal charge directly connected to his disappearance.

These are limitations of the available public record, not proof that such investigative steps never occurred.

A December 2024 Family Court Public Notice

One additional public record contains Colby’s full name.

A legal notice published by the Parkersburg News and Sentinel through West Virginia Legals on December 17, 2024, identifies Colby Gilbert MacMillan as a respondent in a Wood County family court divorce proceeding, case number 24-D-517.

The notice, entered by the court clerk on December 11, 2024, describes the respondent as a nonresident or a person whose address was unknown.

This document is relevant because it establishes that a legal proceeding involving a person with Colby’s full name was publicly noticed in December 2024. However, it does not establish his whereabouts, explain his disappearance, or prove that he was alive or deceased at that time.

The notice does not indicate that the family court matter was a criminal investigation or that the proceeding was connected to a missing-person inquiry. The family court reference number must not be confused with a police or NamUs case number.

Source: West Virginia Legals Public Notice.

Theories and Unresolved Questions

The circumstances surrounding Colby’s disappearance remain uncertain. No reliable source reviewed for this article establishes a specific explanation.

Could Colby Have Left Voluntarily?

Voluntary departure is one possibility investigators sometimes consider in adult missing-person cases. However, there is no verified public evidence demonstrating that Colby intentionally left Parkersburg, planned to disappear, or established a life elsewhere.

This possibility should not be mistaken for a documented investigative conclusion.

Could an Accident or Medical Emergency Have Occurred?

An accident or medical emergency is another general possibility in an unexplained disappearance.

Nevertheless, no verified evidence reviewed here places Colby at an accident scene, medical facility, or other location associated with such an event.

Is Foul Play Suspected?

There is no publicly verified evidence in the reviewed materials establishing that Colby was the victim of homicide or another violent crime.

No suspect, motive, or criminal allegation connected to his disappearance could be substantiated.

His case should therefore continue to be described as a missing-person investigation, not a confirmed homicide.

Questions That Remain Unanswered

Several questions may be important to understanding what happened:

• Where was Colby last independently confirmed to be?
• Who had the last verified contact with him?
• Did he have transportation or access to a vehicle?
• Were his telephone, financial, or digital records examined?
• Were there credible sightings after March 10, 2022?
• Have investigators obtained information that has not been publicly released?

These are unresolved questions, not assertions that particular evidence exists.

Latest Publicly Available Investigative Updates

Status as of October 25, 2026

The publicly accessible missing-person directories reviewed continue to identify Colby as missing. The StillMissing.us community database categorizes his case as active, and the West Virginia Missing Persons Project continues to include his name in its historical missing-person directory.

The December 2024 family court notice is a separately documented public-record development, but it does not represent a verified breakthrough in the missing-person investigation.

No publicly confirmed recent investigative developments were located establishing that Colby has been found, that remains have been identified as his, or that an arrest or criminal prosecution has resulted from his disappearance.

No verified recent law enforcement announcement was located documenting a new search, forensic identification, genetic genealogy result, or formal resolution of the case.

These findings reflect the public sources available during this research. They do not establish whether investigators are pursuing leads privately.

Conclusion: The Search for Answers About Colby MacMillan

Colby Gilbert MacMillan disappeared from Parkersburg, West Virginia, on March 10, 2022, at the age of 25.

His case remains unresolved in the public missing-person resources reviewed. Although basic identifying details and the disappearance date are documented, many of the circumstances that could explain what happened have not been publicly established.

The passage of time does not diminish the importance of finding reliable answers.

Anyone with firsthand knowledge of Colby’s whereabouts around March 10, 2022, or credible information about what happened afterward, should contact the appropriate law enforcement agency. Information should be provided directly to investigators rather than circulated as unverified accusations online.

Even seemingly minor details may be useful when they can be independently verified.