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The dead are not the passengers / Agency

Massachusetts Bay Transportation Authority

· Boston, MA · NTD ID 10003

Massachusetts Bay Transportation Authority reported 3,686 major safety and security events across 2014-2026, in which 67 people died. Against the service it actually delivered, that is 5.51 events per million vehicle revenue miles - worse than 99 of the 108 agencies big enough to rank, and 1.72x the national rate.

Full
Events per million miles
5.51
#9 of 108 agencies · national 3.21 · median 2.88
Events, all years
3,686
#7 nationally by raw count · 2014-2026
People killed
67
3,109 injured, 49 seriously
Service driven
167M
vehicle revenue miles, 2022-2024 · 922 events in that window
Its rate on a scale ending at the worst agency in the country (New Orleans Regional Transit Authority, 12.54). The tick is the national rate (3.21).
Who died on this system
  • Suicides 31
  • Waiting or boarding 16
  • People on the road 9
  • Other or unclassified 5
  • People on the right-of-way 3
  • Transit workers 2
  • Riding the vehicle 1

Mutually exclusive victim classes, summing to 67. Trespasser deaths are an overlay on these, not an extra row.

Its events, by year

2014: 177 → 2025: 283 · peak 383

2026 excluded - it is a partial year.

Assaults on its workers
2014: 12 worker assault events 2015: 22 worker assault events 2016: 11 worker assault events 2017: 21 worker assault events 2018: 14 worker assault events 2019: 21 worker assault events 2020: 20 worker assault events 2021: 14 worker assault events 2022: 14 worker assault events 2023: 22 worker assault events (after the reporting change) 2024: 13 worker assault events (after the reporting change) 2025: 22 worker assault events (after the reporting change)

209 total · peak 22 in a year

The dashed line is the 2023 FTA reporting change. Bars after it are better captured, so the step up across that line is partly a change in counting, not only a change in the world.

What it runs
  • Fixed-Route Bus 1,997
  • Core Rail 1,389
  • Other Non-Rail 300

Share of its events by mode. Mode mix moves a rate: street-running light rail generates several times the events per mile that suburban bus does, so read this beside the rate above.

Compare

Other agencies in MA

The biggest systems in the country

Numbers on the chips are events per million vehicle revenue miles, 2022-2024.

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Generated 2026-07-13 02:56 UTC

Source: FTA National Transit Database - Major Safety and Security Events, joined to NTD Metrics for the service denominator