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Number of People Killed or Seriously Injured Due to Speeding Remains a Concern

Date published: 29 May 2025

Topics: Crime and justice,  Transport, environment and climate change

This statistical brief by NISRA statisticians in Department for Infrastructure reviews PSNI road traffic collision data from 2019 to 2023 to identify any emerging issues regarding the number of people killed or seriously injured due to speeding on Northern Ireland's roads.

Key findings:

  • 30 people were killed and 267 seriously injured in speed-related collisions over the five-year period
  • Young people aged 16-24 accounted for over two-fifths (41%) of all speed-related KSI casualties
  • Males represented nearly two-thirds (64%) of those killed or seriously injured in speed-related crashes
  • Car occupants were most affected, with drivers accounting for 47% and passengers for 33% of all speed-related KSI casualties
  • Seven out of ten (70%) speed-related KSI collisions occurred on rural roads
  • Almost half (49%) of speed-related KSI collisions were single-vehicle incidents, compared to just 22% of all KSI collisions
  • The highest annual average rate of speed-related KSI casualties was in Newry, Mourne and Down (6.5 per 100,000 population), while Belfast had the lowest rate (1.0)
  • Over one-third (36%) of speed-related KSI collisions happened between 4pm and 10pm, with 37% occurring at weekends

About the publication

The report analyses PSNI Road Traffic Collision Statistics for the period 2019-2023, examining the profile of speed-related KSI casualties and comparing them with overall road traffic collision casualties. The analysis highlights that excessive speed ranks as the second most dangerous causation factor, with 19% of all casualties caused by speeding being killed or seriously injured.

The report also examines geographical patterns, road types, and detection rates of speeding offences across Northern Ireland, providing crucial insights for road safety planning and enforcement.

Further information

Read the full report: KSI Casualties Caused by Excessive Speed 2019-2023

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