Arnav Sharma, an 18-year-old from Mountain House, California, has been reported missing after he was last seen at Las Positas College in Livermore on Wednesday, September 16, 2026.
Concern has grown among family members, friends and community members as efforts continue to locate him.
According to information being shared by someone identifying themselves as a friend of Arnav’s family, he had been visiting a friend in Livermore and was planning to use public transportation to return home to Mountain House. His family reportedly last had contact with him at about 12:30 p.m. on September 16.
The Livermore Police Department has been made aware of the missing-person case.
Arnav Sharma Last Seen at Las Positas College
Arnav was reportedly last seen at Las Positas College in Livermore, where he had been visiting a friend.
The college is located on Campus Hill Drive in Livermore and is part of the area where the search for information about Arnav’s whereabouts has focused.
Information shared by his friend indicates that Arnav had planned to travel back to Mountain House by public transportation after his visit.
His last known contact with family was reportedly around 12:30 p.m. Wednesday.
Missing Person Search Extends to Livermore and Pleasanton
Information shared in the missing-person appeal indicates that Arnav’s last known location was later associated with Pleasanton, where a phone location reportedly placed him near Johnston Drive and Owen Drive at approximately 1:47 p.m.
That information has not been independently verified publicly, so it should be treated as a reported lead rather than a confirmed account of his movements.
The reported location has nevertheless expanded concern beyond Livermore as family and community members look for information that could help determine where Arnav went after leaving the Las Positas College area.
Arnav Sharma Missing Person Details
| Detail | Information |
|---|---|
| Name | Arnav Sharma |
| Age | 18 |
| Home area | Mountain House, California |
| Last known location | Las Positas College, Livermore |
| Last known date | September 16, 2026 |
| Last family contact | Approximately 12:30 p.m. |
| Reported later phone location | Pleasanton, near Johnston Drive/Owen Drive |
| Height | Approximately 6 feet |
| Weight | Approximately 140 pounds |
| Hair | Black |
| Eyes | Black |
| Last reported clothing | Blue hoodie, black pants and red shoes |
| Police agency notified | Livermore Police Department |
| Current status | Missing |
Description of Arnav Sharma
The missing-person appeal provides several identifying details that may assist people who believe they have seen Arnav.
He is described as approximately 6 feet tall and 140 pounds, with black hair and black eyes.
At the time he was last seen, he was reportedly wearing a blue hoodie, black pants and red shoes.
Because missing-person descriptions can be especially important during the early stages of a search, anyone who believes they may have encountered someone matching the description should provide information directly to law enforcement rather than attempting to investigate independently.
No Indication He Planned to Disappear
The information shared in the missing-person appeal states that there was no known indication that Arnav intended to run away.
It also states that there were no known concerns involving suicidal or homicidal plans.
Those details come from the family-connected report and have not been independently established through a public police statement. They are included only to accurately represent the information being circulated about the circumstances of his disappearance.
There is currently no confirmed public explanation for why Arnav has not returned home.
Family and Community Seek Information
Arnav’s disappearance has prompted people in the Mountain House, Livermore and surrounding communities to share information in hopes that someone may recognize him or know something about his whereabouts.
For a family waiting for a missing loved one to return, even a small piece of reliable information can become important.
Community members have been encouraged to direct potential leads to the Livermore Police Department rather than relying on social media discussions or contacting people involved in the search privately.
Livermore Police Department Contact
The Livermore Police Department has been identified as the agency handling the missing-person report.
The department’s publicly listed telephone number is (925) 371-4900.
Anyone with information that could help locate Arnav should contact law enforcement directly.
People should avoid approaching anyone they believe may be connected to the case or attempting to conduct their own investigation. Information is most useful when it can be provided directly to the appropriate authorities.
Search for Arnav Sharma Continues
At this stage, Arnav Sharma remains reported missing, and publicly available information does not establish what happened to him after his last known movements around Livermore and Pleasanton.
There has been no verified public information indicating that he has been found.
The circumstances surrounding his disappearance also remain unclear.
As authorities and those close to Arnav continue looking for him, the focus remains on establishing his whereabouts and ensuring that any information reaching investigators is accurate.
Arnav Sharma Missing Update
The disappearance of an 18-year-old who was expected to return home has generated concern across the communities connected to Arnav.
He was reportedly last seen at Las Positas College in Livermore on September 16 before his family lost contact with him.
For now, the most important information remains his description, his last known location and the reported time of his last contact.
Anyone who may have seen Arnav or has information about his whereabouts is urged to contact the Livermore Police Department.
Disclaimer
This article is based on information currently circulating about the reported disappearance of 18-year-old Arnav Sharma of Mountain House, California. Some details come from a community missing-person appeal and have not been independently confirmed through a detailed public police statement. The reported Pleasanton phone location and other circumstances should therefore be treated as leads rather than established facts. This article does not imply that Arnav has been harmed or that any person is responsible for his disappearance. Information should be provided directly to law enforcement.