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CrashStats

B242 accidents: crash map and statistics

Police recorded 811 collisions on the B242 from 1979 to 2025, with 930 casualties. Of those crashes, 6 were fatal and 121 serious, and 6 people were killed.

In 2025 there were 13 collisions on the B242, up 18% from 11 in 2024, with 14 casualties.

Collisions since 1979
811
1,314th highest of 4,923 roads
Casualties
930
1.15 per collision
Fatal collisions
6
6 people killed
Serious collisions
121
134 seriously injured
Collisions in 2025
13
Up 18% on 2024
Casualties in 2025
14
Up 17% on 2024

Crash severity on the B242

On the B242, 0.7% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal60.7%
  • Serious12115%
  • Slight68484%

Where the B242 ranks among 4,923 roads

Most collisions
1,314th
Most casualties
1,518th
Most fatal collisions
2,299th
Most serious collisions
1,641st

B242 accidents by year

Collisions on the B242 peaked at 34 in 1982 and were down to 13 in 2025.

Collisions and casualties on the B242, 1979 to 2025

  • Collisions
  • Collisions in 2025: 13
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251314
20241112
20231010
20221616
20211314
202088
20191720
201889
201778
20161315
201599
20141010
20131216
20121212
20111515
2010912
200967
200866
20071113
200677
20051112
20042532
20031416
20021819
20011824
20002223
19991719
19981824
19971822
19961315
19951923
19941921
19931618
19922425
19912325
19902029
19891922
19883237
19872834
19863340
19852732
19842527
19832427
19823440
19812129
19802728
19793334

When crashes happen on the B242

Friday has the most collisions on the B242 (142), and 3pm to 6pm is the busiest time of day (172).

Collisions by day of the week

  • Monday129 (16%)
  • Tuesday96 (12%)
  • Wednesday109 (13%)
  • Thursday123 (15%)
  • Friday142 (18%)
  • Saturday124 (15%)
  • Sunday88 (11%)

Collisions by time of day

  • Midnight to 3am39 (4.8%)
  • 3am to 6am11 (1.4%)
  • 6am to 9am91 (11%)
  • 9am to noon110 (14%)
  • Noon to 3pm137 (17%)
  • 3pm to 6pm172 (21%)
  • 6pm to 9pm135 (17%)
  • 9pm to midnight116 (14%)

Collisions by month

  • January55 (6.8%)
  • February56 (6.9%)
  • March76 (9.4%)
  • April57 (7%)
  • May75 (9.2%)
  • June77 (9.5%)
  • July64 (7.9%)
  • August75 (9.2%)
  • September76 (9.4%)
  • October77 (9.5%)
  • November64 (7.9%)
  • December59 (7.3%)

Light conditions at the time

  • Daylight546 (67%)
  • Dark, street lights lit253 (31%)
  • Dark, lighting unknown10 (1.2%)
  • Dark, no street lighting1 (0.1%)
  • Dark, street lights unlit1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B242 crashes

On the B242, 92% of collisions happened where the speed limit was 30 mph and 76% on a dry road surface.

Speed limit at the scene

  • 20 mph63 (7.8%)
  • 30 mph747 (92%)
  • 40 mph1 (0.1%)

Weather at the time

  • Fine, no high winds593 (73%)
  • Raining, no high winds106 (13%)
  • Fine with high winds8 (1%)
  • Raining with high winds6 (0.7%)
  • Other85 (10%)
  • Not recorded13 (1.6%)

Road surface

  • Dry614 (76%)
  • Wet or damp184 (23%)
  • Frost or ice3 (0.4%)
  • Snow3 (0.4%)
  • Not recorded7 (0.9%)

Type of road

  • Single carriageway725 (89%)
  • Dual carriageway11 (1.4%)
  • One way street or slip road9 (1.1%)
  • Roundabout2 (0.2%)
  • Not recorded64 (7.9%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B242 crashes

Car occupants make up 40% of the people killed or injured on the B242, followed by pedestrians (23%).

Casualties by road user

  • Car occupant371 (40%)
  • Pedestrian216 (23%)
  • Motorcyclist191 (21%)
  • Cyclist92 (9.9%)
  • Van occupant24 (2.6%)
  • Taxi or private hire car occupant13 (1.4%)
  • Bus or coach occupant10 (1.1%)
  • Other13 (1.4%)

Vehicles involved

  • Car944 (68%)
  • Motorcycle216 (15%)
  • Pedal cycle96 (6.9%)
  • Van or goods vehicle up to 3.5 tonnes83 (5.9%)
  • Taxi or private hire car17 (1.2%)
  • Goods vehicle over 3.5 tonnes15 (1.1%)
  • Bus or coach11 (0.8%)
  • Other14 (1%)

Casualties by age

  • 0 to 515 (1.6%)
  • 6 to 1031 (3.3%)
  • 11 to 1535 (3.8%)
  • 16 to 2099 (11%)
  • 21 to 25138 (15%)
  • 26 to 35256 (28%)
  • 36 to 45149 (16%)
  • 46 to 5573 (7.8%)
  • 56 to 6545 (4.8%)
  • 66 to 7524 (2.6%)
  • Over 7517 (1.8%)
  • Not recorded48 (5.2%)

Drivers, passengers and pedestrians

  • Driver or rider560 (60%)
  • Pedestrian216 (23%)
  • Passenger154 (17%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B242

Map of the 25 most recent crashes on the B242

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 25 crashes
  • Serious
  • Slight

B242 crashes by council area

Collisions on the B242 were recorded in 2 council areas. Wandsworth has the most, with 581, followed by Lambeth (229).

Collisions on the B242 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWandsworth581649594
2ndLambeth229280127

B242 crashes by town

Collisions on the B242 were recorded in 2 towns and built-up areas, led by Wandsworth (499) and Lambeth (94).

Recent crashes on the B242

These are the 25 most recent collisions on the B242, from 24 September 2023 to 8 December 2025.

Severity