Key Facts: Who Died on 9/11
On September 11, 2001, 2,977 victims were killed in the coordinated terrorist attacks in the United States. This verified list includes those who died in New York, the Pentagon, and Shanksville, as well as the six individuals who died in related incidents before or after the main events. Casualties resulted from the four hijacked flights, building impacts, fires, collapses, and first responder responses. Context matters: the figures below reflect confirmed deaths tied to 9/11 and are drawn from official investigations and victim counts reported by the 9/11 Commission and other authoritative bodies.
| Victim Group | Verified Detail | Source Type |
|---|---|---|
| World Trade Center (NYC) | 2,606 deaths | 9/11 Commission & NIST |
| Pentagon (Arlington, VA) | 125 deaths | DoD / 9/11 Commission |
| Flight 93 (Shanksville, PA) | 40 deaths (33 passengers + 7 crew + 4 hijackers) | 9/11 Commission / FBI |
| Aircraft Crew (Commercial) | 234 crew across four flights | NTSB/FBI |
| First Responders | 343 FDNY, 71 others (NYPD, Port Authority, etc.) | FDNY, NIST, Medical Examiner |
| Other / Associated | 6 individuals in related incidents (including earlier plotters) | 9/11 Commission materials |
What Happened on 9/11
On the morning of September 11, 2011, nineteen hijackers affiliated with al-Qaeda seized four commercial aircraft. Two planes—American Airlines Flight 11 and United Airlines Flight 175—were flown into the North and South towers of the World Trade Center in New York City, leading to collapses that killed thousands and injured many more. A third plane, American Airlines Flight 77, crashed into the Pentagon in Arlington, Virginia. The fourth flight, United Airlines Flight 93, crashed in a field in Shanksville, Pennsylvania after passengers attempted to regain control. The attacks prompted major policy shifts, wars, and long-term health and security measures.
Victims at a Glance
Understanding who died on 9/11 requires looking at the major sites and groups involved. Casualties spanned civilians, crew, emergency personnel, and bystanders near the impacts. The following table highlights where the largest numbers of deaths occurred and who was among those lost.
| Location | Deaths | Includes |
|---|---|---|
| World Trade Center | Approximately 2,606 | Office workers, visitors, emergency responders |
| Pentagon | 125 | Military and civilian personnel, contractors |
| Flight 93 (PA crash) | 40 | Passengers, crew, hijackers |
| Aircraft (in flight crashes) | 234 | Crew and passengers across all four flights |
| First responders (9/11-related) | 414 | Fire, police, EMS, and other agencies |
| Subsequent illnesses (as of reporting) | Over 1,100 | Cancer and respiratory diseases linked to site toxins |
Notable Individual Stories
Among those who died on 9/11 were people from diverse backgrounds, including office workers in the towers, pilots and crew, first responders rushing into danger, and passengers who fought back. Detailed lists compiled by the 9/11 Memorial & Museum provide names, ages, hometowns, and affiliations, allowing each life to be remembered individually. This approach reflects an evergreen factual record rather than a moment-by-moment narrative, ensuring lasting reference value.
First Responders and On-Scene Personnel
Hundreds of emergency workers died while responding to the attacks. The New York City Fire Department lost 343 members; the New York City Police Department lost 23; and the Port Authority of New York and New Jersey Police Department lost 37. Other agencies, including the Federal Bureau of Investigation, the Secret Service, and the U.S. Department of State, also had personnel who perished. Many died in the towers’ collapses, from smoke inhalation, or during rescue and evacuation operations.
Long-Term Health Impacts and Aftermath
Thousands have developed illnesses linked to the dust and debris at the World Trade Center site. As of the latest tracking by the World Trade Center Health Program, over 1,100 deaths have been attributed to 9/11-related conditions. These are considered part of the ongoing toll and are documented alongside the immediate losses, providing a fuller picture of who died on 9/11 and how the aftermath continues to affect survivors and families.
Remembering the Victims
Commemorations such as annual ceremonies, museum exhibitions, and name readings help preserve the memory of those who died on 9/11. Public records, victim databases, and memorials serve as enduring references for families, researchers, and the public. By focusing on verified lists and official counts, this resource maintains an evergreen, respectful account of the lives lost that day.