Between 2020 and 2024, there were 133,087 reported crashes on roads in Western Australia. Of these, 5% resulted in at least one person being killed or seriously injured. Between 2020 and 2024, there were 8447 people killed or seriously injured (KSI) in reported crashes, including 842 fatalities and 7605 people seriously injured. This equates to 59.8 people KSI per 100,000 population.
Demographic data
Of those 8447 people KSI between 2020 and 2024:
- 68% were occupants of motor vehicles
- 18% were motorcyclists
- 9% were pedestrians
- 5% were cyclists.
The majority (61%) of people KSI were male, 38% were female and 1% had no sex recorded.
The three most common age groups of people KSI were:
- 20-29 years old (20%)
- 30-39 years old (16%)
- 40-49 years old (14%).
Common crash circumstances
People KSI were most often injured in:
- Hit object crashes (22%)
- Right angle crashes (19%)
- Rear end crashes (13%)
- Non collision crashes (13%).
People KSI were most often in crashes on:
- 60 km/h sections of road (22%)
- 110 km/h sections of road (20%)
- 50 km/h sections of road (18%).
Of those people KSI, 38% were involved in crashes at intersections. Over half (54%) were involved in crashes on local roads, while 41% were involved in crashes on state roads. The remaining 5% were involved in crashes on other types of roads, road-related areas or where no location was recorded.
Contributing factors
Contributing behavioural factors (cannot be summed):
- 16% of people KSI were in crashes where speed was suspected to be a contributing factor
- 5% were in crashes where inattention was suspected to be a contributing factor
- 10% were in crashes where fatigue was suspected to be a contributing factor
- 7% of motor vehicle occupants KSI were not wearing a seatbelt
- 4% of motorcyclists KSI were not wearing a helmet
- 7% of cyclists KSI were not wearing a helmet.
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