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CrashStats

B465 accidents: crash map and statistics

Police recorded 409 collisions on the B465 from 1979 to 2025, with 505 casualties. Of those crashes, 4 were fatal and 69 serious, and 4 people were killed.

In 2025 there were 2 collisions on the B465, down 50% from 4 in 2024, with 2 casualties.

Collisions since 1979
409
2,270th highest of 4,923 roads
Casualties
505
1.23 per collision
Fatal collisions
4
4 people killed
Serious collisions
69
77 seriously injured
Collisions in 2025
2
Down 50% on 2024
Casualties in 2025
2
Down 50% on 2024

Crash severity on the B465

On the B465, 1% of collisions were fatal and 17% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal41%
  • Serious6917%
  • Slight33682%

Where the B465 ranks among 4,923 roads

Most collisions
2,270th
Most casualties
2,401st
Most fatal collisions
2,815th
Most serious collisions
2,504th

B465 accidents by year

Collisions on the B465 peaked at 29 in 1989 and were down to 2 in 2025.

Collisions and casualties on the B465, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202522
202444
202311
2022813
202133
2020811
201989
201845
201734
201666
2015610
201436
201311
2012611
201156
201036
200922
2008812
200744
200636
200544
200456
200344
2002812
200188
20001010
1999811
199844
199799
199622
199522
199455
199388
19921518
19911719
19901414
19892934
19881013
19871416
198679
19851321
19842123
19831013
19822023
19812836
19802533
19792126

When crashes happen on the B465

Friday has the most collisions on the B465 (72), and 3pm to 6pm is the busiest time of day (92).

Collisions by day of the week

  • Monday59 (14%)
  • Tuesday64 (16%)
  • Wednesday63 (15%)
  • Thursday66 (16%)
  • Friday72 (18%)
  • Saturday49 (12%)
  • Sunday36 (8.8%)

Collisions by time of day

  • Midnight to 3am14 (3.4%)
  • 3am to 6am8 (2%)
  • 6am to 9am66 (16%)
  • 9am to noon45 (11%)
  • Noon to 3pm59 (14%)
  • 3pm to 6pm92 (22%)
  • 6pm to 9pm74 (18%)
  • 9pm to midnight51 (12%)

Collisions by month

  • January32 (7.8%)
  • February40 (9.8%)
  • March33 (8.1%)
  • April36 (8.8%)
  • May42 (10%)
  • June31 (7.6%)
  • July39 (9.5%)
  • August24 (5.9%)
  • September28 (6.8%)
  • October31 (7.6%)
  • November40 (9.8%)
  • December33 (8.1%)

Light conditions at the time

  • Daylight281 (69%)
  • Dark, street lights lit123 (30%)
  • Dark, lighting unknown3 (0.7%)
  • Dark, street lights unlit2 (0.5%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B465 crashes

On the B465, 96% of collisions happened where the speed limit was 30 mph and 74% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph393 (96%)
  • 40 mph11 (2.7%)
  • 50 mph3 (0.7%)
  • 70 mph1 (0.2%)

Weather at the time

  • Fine, no high winds280 (68%)
  • Raining, no high winds50 (12%)
  • Raining with high winds4 (1%)
  • Fine with high winds3 (0.7%)
  • Other69 (17%)
  • Not recorded3 (0.7%)

Road surface

  • Dry301 (74%)
  • Wet or damp98 (24%)
  • Snow6 (1.5%)
  • Frost or ice4 (1%)

Type of road

  • Single carriageway291 (71%)
  • Roundabout47 (11%)
  • Dual carriageway25 (6.1%)
  • One way street or slip road3 (0.7%)
  • Not recorded43 (11%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B465 crashes

Car occupants make up 53% of the people killed or injured on the B465, followed by motorcyclists (15%).

Casualties by road user

  • Car occupant268 (53%)
  • Motorcyclist78 (15%)
  • Pedestrian78 (15%)
  • Cyclist54 (11%)
  • Van occupant13 (2.6%)
  • Bus or coach occupant8 (1.6%)
  • Goods vehicle occupant (over 3.5 tonnes)4 (0.8%)
  • Other2 (0.4%)

Vehicles involved

  • Car530 (71%)
  • Motorcycle80 (11%)
  • Pedal cycle54 (7.2%)
  • Van or goods vehicle up to 3.5 tonnes49 (6.6%)
  • Goods vehicle over 3.5 tonnes14 (1.9%)
  • Bus or coach8 (1.1%)
  • Other vehicle6 (0.8%)
  • Other4 (0.5%)

Casualties by age

  • 0 to 58 (1.6%)
  • 6 to 1015 (3%)
  • 11 to 1536 (7.1%)
  • 16 to 2093 (18%)
  • 21 to 2561 (12%)
  • 26 to 35114 (23%)
  • 36 to 4567 (13%)
  • 46 to 5537 (7.3%)
  • 56 to 6525 (5%)
  • 66 to 7510 (2%)
  • Over 757 (1.4%)
  • Not recorded32 (6.3%)

Drivers, passengers and pedestrians

  • Driver or rider335 (66%)
  • Passenger92 (18%)
  • Pedestrian78 (15%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B465

Map of the 25 most recent crashes on the B465

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

  • 25 crashes
  • Serious
  • Slight

B465 crashes by council area

Of the 409 collisions on the B465, 406 were in Hillingdon.

Collisions on the B465 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stHillingdon406500469

B465 crashes by town

Of the 409 collisions on the B465, 334 were in the built-up area of Hillingdon.

Recent crashes on the B465

These are the 25 most recent collisions on the B465, from 1 May 2020 to 27 December 2025.

Severity