Road
Crashes on the A23
17,299 recorded collisions since 2000.
17,299
All crashes
134
Fatal
2,395
Serious
14,770
Slight
Since 2000 the A23 has seen 17,299 collisions, 134 of them fatal and 2,395 serious. That ranks it 9th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 7.7 per 1,000 collisions, and 15% caused death or serious injury. Collisions have fallen by about 50% since 2000, from 937 to 470 in 2024. The heaviest local concentrations are in Lambeth, Croydon and Brighton and Hove.
Worst local authorities on the A23
Select a local authority for its full profile.
- Lambeth7,351 crashes · 45 fatal
- Croydon3,346 crashes · 17 fatal
- Brighton and Hove2,176 crashes · 17 fatal
- Reigate and Banstead1,824 crashes · 15 fatal
- Crawley1,293 crashes · 14 fatal
- Mid Sussex1,264 crashes · 25 fatal
- Mole Valley33 crashes · 1 fatal
- Horsham5 crashes · 0 fatal
- Southwark2 crashes · 0 fatal
- Eastbourne2 crashes · 0 fatal
Crashes by year
2000–20241,0005000
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.