Skip to main content
CrashStats

B414 accidents: crash map and statistics

Police recorded 431 collisions on the B414 from 1979 to 2025, with 496 casualties. Of those crashes, 3 were fatal and 65 serious, and 3 people were killed.

In 2025 there were 6 collisions on the B414, down 14% from 7 in 2024, with 6 casualties.

Collisions since 1979
431
2,186th highest of 4,923 roads
Casualties
496
1.15 per collision
Fatal collisions
3
3 people killed
Serious collisions
65
73 seriously injured
Collisions in 2025
6
Down 14% on 2024
Casualties in 2025
6
Down 14% on 2024

Crash severity on the B414

On the B414, 0.7% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal30.7%
  • Serious6515%
  • Slight36384%

Where the B414 ranks among 4,923 roads

Most collisions
2,186th
Most casualties
2,430th
Most fatal collisions
3,114th
Most serious collisions
2,586th

B414 accidents by year

Collisions on the B414 peaked at 22 in 1992 and were down to 6 in 2025.

Collisions and casualties on the B414, 1979 to 2025

  • Collisions
  • Collisions in 2025: 6
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202566
202477
202344
202288
202199
202088
201924
201844
201733
2016711
20151013
201434
20131212
2012911
20111113
20101014
200989
200888
200755
200678
200566
20041112
20031316
200255
20011619
20001721
199977
19981217
19971111
199689
19951315
199422
19931519
19922223
19912233
199089
198944
198889
198766
198667
198555
1984911
198322
19821414
19812020
19801217
19791616

When crashes happen on the B414

Friday has the most collisions on the B414 (78), and 3pm to 6pm is the busiest time of day (115).

Collisions by day of the week

  • Monday58 (13%)
  • Tuesday70 (16%)
  • Wednesday59 (14%)
  • Thursday64 (15%)
  • Friday78 (18%)
  • Saturday60 (14%)
  • Sunday42 (9.7%)

Collisions by time of day

  • Midnight to 3am17 (3.9%)
  • 3am to 6am4 (0.9%)
  • 6am to 9am36 (8.4%)
  • 9am to noon41 (9.5%)
  • Noon to 3pm79 (18%)
  • 3pm to 6pm115 (27%)
  • 6pm to 9pm84 (19%)
  • 9pm to midnight55 (13%)

Collisions by month

  • January41 (9.5%)
  • February31 (7.2%)
  • March31 (7.2%)
  • April28 (6.5%)
  • May33 (7.7%)
  • June34 (7.9%)
  • July40 (9.3%)
  • August41 (9.5%)
  • September43 (10%)
  • October40 (9.3%)
  • November39 (9%)
  • December30 (7%)

Light conditions at the time

  • Daylight286 (66%)
  • Dark, street lights lit135 (31%)
  • Dark, lighting unknown6 (1.4%)
  • Dark, no street lighting4 (0.9%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B414 crashes

On the B414, 89% of collisions happened where the speed limit was 30 mph and 76% on a dry road surface.

Speed limit at the scene

  • 20 mph30 (7%)
  • 30 mph385 (89%)
  • 40 mph4 (0.9%)
  • 60 mph12 (2.8%)

Weather at the time

  • Fine, no high winds312 (72%)
  • Raining, no high winds63 (15%)
  • Fine with high winds4 (0.9%)
  • Fog or mist1 (0.2%)
  • Other49 (11%)
  • Not recorded2 (0.5%)

Road surface

  • Dry328 (76%)
  • Wet or damp95 (22%)
  • Frost or ice4 (0.9%)
  • Snow2 (0.5%)
  • Not recorded2 (0.5%)

Type of road

  • Single carriageway357 (83%)
  • Dual carriageway17 (3.9%)
  • Roundabout16 (3.7%)
  • One way street or slip road11 (2.6%)
  • Not recorded30 (7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B414 crashes

Car occupants make up 29% of the people killed or injured on the B414, followed by pedestrians (25%).

Casualties by road user

  • Car occupant144 (29%)
  • Pedestrian123 (25%)
  • Motorcyclist91 (18%)
  • Cyclist62 (13%)
  • Bus or coach occupant60 (12%)
  • Van occupant8 (1.6%)
  • Other7 (1.4%)
  • Not recorded1 (0.2%)

Vehicles involved

  • Car428 (60%)
  • Motorcycle92 (13%)
  • Bus or coach73 (10%)
  • Pedal cycle62 (8.7%)
  • Van or goods vehicle up to 3.5 tonnes31 (4.4%)
  • Taxi or private hire car13 (1.8%)
  • Other vehicle6 (0.8%)
  • Other6 (0.8%)

Casualties by age

  • 0 to 511 (2.2%)
  • 6 to 1031 (6.3%)
  • 11 to 1528 (5.6%)
  • 16 to 2052 (10%)
  • 21 to 2548 (9.7%)
  • 26 to 35127 (26%)
  • 36 to 4560 (12%)
  • 46 to 5536 (7.3%)
  • 56 to 6541 (8.3%)
  • 66 to 7517 (3.4%)
  • Over 7517 (3.4%)
  • Not recorded28 (5.6%)

Drivers, passengers and pedestrians

  • Driver or rider254 (51%)
  • Pedestrian123 (25%)
  • Passenger119 (24%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B414

Map of the 25 most recent crashes on the B414

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

  • 25 crashes
  • Serious
  • Slight

B414 crashes by council area

Collisions on the B414 were recorded in 6 council areas. Brent has the most, with 224, followed by Westminster (183) and Epping Forest (7).

Collisions on the B414 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stBrent224263339
2ndWestminster183199024
3rdEpping Forest71401
4thCamden6600
5thChelmsford4700
6thTendring3301

B414 crashes by town

Collisions on the B414 were recorded in 2 towns and built-up areas, led by Brent (242) and City of Westminster (106).

Recent crashes on the B414

These are the 25 most recent collisions on the B414, from 11 February 2022 to 4 November 2025.

Severity