Road
Crashes on the A303
3,623 recorded collisions since 2000.
3,623
All crashes
150
Fatal
639
Serious
2,834
Slight
Since 2000 the A303 has seen 3,623 collisions, 150 of them fatal and 639 serious. That ranks it 100th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 41.4 per 1,000 collisions, and 22% caused death or serious injury. Collisions have fallen by about 46% since 2000, from 199 to 108 in 2024. The heaviest local concentrations are in Somerset, Wiltshire and Test Valley.
Worst local authorities on the A303
Select a local authority for its full profile.
- Somerset1,300 crashes · 45 fatal
- Wiltshire1,277 crashes · 67 fatal
- Test Valley623 crashes · 24 fatal
- East Devon163 crashes · 5 fatal
- Winchester131 crashes · 7 fatal
- Basingstoke and Deane112 crashes · 2 fatal
- Dorset12 crashes · 0 fatal
- Rushmoor2 crashes · 0 fatal
- Bath and North East Somerset1 crashes · 0 fatal
- Exeter1 crashes · 0 fatal
Crashes by year
2000–20244002000
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.