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CrashStats

B412 accidents: crash map and statistics

Police recorded 907 collisions on the B412 from 1979 to 2025, with 1,043 casualties. Of those crashes, 5 were fatal and 140 serious, and 5 people were killed.

In 2025 there were 12 collisions on the B412, down 29% from 17 in 2024, with 13 casualties.

Collisions since 1979
907
1,192nd highest of 4,923 roads
Casualties
1,043
1.15 per collision
Fatal collisions
5
5 people killed
Serious collisions
140
148 seriously injured
Collisions in 2025
12
Down 29% on 2024
Casualties in 2025
13
Down 28% on 2024

Crash severity on the B412

On the B412, 0.6% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal50.6%
  • Serious14015%
  • Slight76284%

Where the B412 ranks among 4,923 roads

Most collisions
1,192nd
Most casualties
1,391st
Most fatal collisions
2,545th
Most serious collisions
1,457th

B412 accidents by year

Collisions on the B412 peaked at 33 in 2000 and were down to 12 in 2025.

Collisions and casualties on the B412, 1979 to 2025

  • Collisions
  • Collisions in 2025: 12
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251213
20241718
20231213
20222123
20211214
202089
20191414
20181818
20172132
20161213
20151618
20141821
20131618
20121111
20111518
20101920
20091116
20081820
20071417
20061011
20051618
20041625
20031417
20021831
20011519
20003335
19993235
19982022
19971619
19962627
19952325
19942325
19932330
19922224
19912427
19903032
19892730
19883344
19873135
19862327
19851720
19842021
19831919
19822426
19812325
19802125
19792323

When crashes happen on the B412

Friday has the most collisions on the B412 (151), and 3pm to 6pm is the busiest time of day (211).

Collisions by day of the week

  • Monday115 (13%)
  • Tuesday132 (15%)
  • Wednesday129 (14%)
  • Thursday144 (16%)
  • Friday151 (17%)
  • Saturday143 (16%)
  • Sunday93 (10%)

Collisions by time of day

  • Midnight to 3am31 (3.4%)
  • 3am to 6am5 (0.6%)
  • 6am to 9am72 (7.9%)
  • 9am to noon133 (15%)
  • Noon to 3pm167 (18%)
  • 3pm to 6pm211 (23%)
  • 6pm to 9pm172 (19%)
  • 9pm to midnight116 (13%)

Collisions by month

  • January50 (5.5%)
  • February72 (7.9%)
  • March82 (9%)
  • April75 (8.3%)
  • May79 (8.7%)
  • June78 (8.6%)
  • July83 (9.2%)
  • August72 (7.9%)
  • September64 (7.1%)
  • October91 (10%)
  • November76 (8.4%)
  • December85 (9.4%)

Light conditions at the time

  • Daylight626 (69%)
  • Dark, street lights lit273 (30%)
  • Dark, lighting unknown7 (0.8%)
  • Dark, street lights unlit1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B412 crashes

On the B412, 92% of collisions happened where the speed limit was 30 mph and 77% on a dry road surface.

Speed limit at the scene

  • 20 mph74 (8.2%)
  • 30 mph831 (92%)
  • 40 mph2 (0.2%)

Weather at the time

  • Fine, no high winds696 (77%)
  • Raining, no high winds123 (14%)
  • Fine with high winds8 (0.9%)
  • Snowing, no high winds4 (0.4%)
  • Other66 (7.3%)
  • Not recorded10 (1.1%)

Road surface

  • Dry702 (77%)
  • Wet or damp189 (21%)
  • Frost or ice3 (0.3%)
  • Snow3 (0.3%)
  • Flood over 3cm deep1 (0.1%)
  • Not recorded9 (1%)

Type of road

  • Single carriageway727 (80%)
  • Roundabout86 (9.5%)
  • Dual carriageway15 (1.7%)
  • One way street or slip road14 (1.5%)
  • Not recorded65 (7.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B412 crashes

Pedestrians make up 29% of the people killed or injured on the B412, followed by car occupants (29%).

Casualties by road user

  • Pedestrian306 (29%)
  • Car occupant299 (29%)
  • Motorcyclist175 (17%)
  • Cyclist112 (11%)
  • Bus or coach occupant99 (9.5%)
  • Van occupant21 (2%)
  • Other28 (2.7%)
  • Not recorded3 (0.3%)

Vehicles involved

  • Car946 (63%)
  • Motorcycle185 (12%)
  • Pedal cycle114 (7.6%)
  • Bus or coach99 (6.6%)
  • Van or goods vehicle up to 3.5 tonnes84 (5.6%)
  • Taxi or private hire car43 (2.9%)
  • Other35 (2.3%)
  • Not recorded1 (0.1%)

Casualties by age

  • 0 to 521 (2%)
  • 6 to 1039 (3.7%)
  • 11 to 1536 (3.5%)
  • 16 to 2085 (8.1%)
  • 21 to 25160 (15%)
  • 26 to 35242 (23%)
  • 36 to 45170 (16%)
  • 46 to 55105 (10%)
  • 56 to 6555 (5.3%)
  • 66 to 7541 (3.9%)
  • Over 7526 (2.5%)
  • Not recorded63 (6%)

Drivers, passengers and pedestrians

  • Driver or rider517 (50%)
  • Pedestrian306 (29%)
  • Passenger220 (21%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B412

Map of the 25 most recent crashes on the B412

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

  • 25 crashes
  • Serious
  • Slight

B412 crashes by council area

Collisions on the B412 were recorded in 3 council areas. Kensington and Chelsea has the most, with 699, followed by Westminster (116) and Hammersmith and Fulham (89).

Collisions on the B412 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stKensington and Chelsea6998024113
2ndWestminster116131114
3rdHammersmith and Fulham89106013

B412 crashes by town

Collisions on the B412 were recorded in 3 towns and built-up areas, led by Kensington and Chelsea (689) and City of Westminster (103).

Recent crashes on the B412

These are the 25 most recent collisions on the B412, from 4 April 2024 to 18 December 2025.

Severity