Road
Crashes on the A509
1,646 recorded collisions since 2000.
1,646
All crashes
30
Fatal
236
Serious
1,380
Slight
Since 2000 the A509 has seen 1,646 collisions, 30 of them fatal and 236 serious. That ranks it 277th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 18.2 per 1,000 collisions, and 16% caused death or serious injury. Collisions have fallen by about 67% since 2000, from 115 to 38 in 2024. The heaviest local concentrations are in Milton Keynes, North Northamptonshire and West Northamptonshire.
Worst local authorities on the A509
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Crashes by year
2000–2024150100500
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.