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CrashStats

B4265 accidents: crash map and statistics

Police recorded 883 collisions on the B4265 from 1979 to 2025, with 1,317 casualties. Of those crashes, 39 were fatal and 159 serious, and 40 people were killed.

In 2025 there were 2 collisions on the B4265, down 50% from 4 in 2024, with 2 casualties.

Collisions since 1979
883
1,216th highest of 4,923 roads
Casualties
1,317
1.49 per collision
Fatal collisions
39
40 people killed
Serious collisions
159
202 seriously injured
Collisions in 2025
2
Down 50% on 2024
Casualties in 2025
2
Down 71% on 2024

Crash severity on the B4265

On the B4265, 4.4% of collisions were fatal and 18% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal394.4%
  • Serious15918%
  • Slight68578%

Where the B4265 ranks among 4,923 roads

Most collisions
1,216th
Most casualties
1,121st
Most fatal collisions
540th
Most serious collisions
1,305th

B4265 accidents by year

Collisions on the B4265 peaked at 38 in 2004 and were down to 2 in 2025.

Collisions and casualties on the B4265, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202522
202447
202344
202257
2021517
202045
20191114
201856
20171014
20161315
201568
20141113
20131924
20121419
20111326
201078
20091223
20081727
20071524
20062236
20051832
20043864
20033246
20022541
20012541
20001724
19991217
19981623
19972024
19961736
19952952
19942432
19932532
19921934
19912336
19902841
19893149
19883748
19872641
19862339
19852432
19842131
19833445
19822432
19813645
19803142
19792939

When crashes happen on the B4265

Thursday has the most collisions on the B4265 (147), and 3pm to 6pm is the busiest time of day (198).

Collisions by day of the week

  • Monday132 (15%)
  • Tuesday112 (13%)
  • Wednesday129 (15%)
  • Thursday147 (17%)
  • Friday143 (16%)
  • Saturday112 (13%)
  • Sunday108 (12%)

Collisions by time of day

  • Midnight to 3am42 (4.8%)
  • 3am to 6am17 (1.9%)
  • 6am to 9am107 (12%)
  • 9am to noon113 (13%)
  • Noon to 3pm153 (17%)
  • 3pm to 6pm198 (22%)
  • 6pm to 9pm146 (17%)
  • 9pm to midnight107 (12%)

Collisions by month

  • January79 (8.9%)
  • February68 (7.7%)
  • March77 (8.7%)
  • April73 (8.3%)
  • May79 (8.9%)
  • June69 (7.8%)
  • July81 (9.2%)
  • August75 (8.5%)
  • September83 (9.4%)
  • October65 (7.4%)
  • November68 (7.7%)
  • December66 (7.5%)

Light conditions at the time

  • Daylight594 (67%)
  • Dark, no street lighting149 (17%)
  • Dark, street lights lit103 (12%)
  • Dark, lighting unknown21 (2.4%)
  • Dark, street lights unlit12 (1.4%)
  • Not recorded4 (0.5%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4265 crashes

On the B4265, 55% of collisions happened where the speed limit was 60 mph and 63% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.1%)
  • 30 mph204 (23%)
  • 40 mph85 (9.6%)
  • 50 mph98 (11%)
  • 60 mph487 (55%)
  • 70 mph8 (0.9%)

Weather at the time

  • Fine, no high winds672 (76%)
  • Raining, no high winds131 (15%)
  • Fine with high winds27 (3.1%)
  • Raining with high winds23 (2.6%)
  • Other22 (2.5%)
  • Not recorded8 (0.9%)

Road surface

  • Dry555 (63%)
  • Wet or damp291 (33%)
  • Frost or ice27 (3.1%)
  • Snow3 (0.3%)
  • Other3 (0.3%)
  • Not recorded4 (0.5%)

Type of road

  • Single carriageway794 (90%)
  • Dual carriageway41 (4.6%)
  • Roundabout36 (4.1%)
  • One way street or slip road3 (0.3%)
  • Not recorded9 (1%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4265 crashes

Car occupants make up 69% of the people killed or injured on the B4265, followed by motorcyclists (13%).

Casualties by road user

  • Car occupant909 (69%)
  • Motorcyclist175 (13%)
  • Pedestrian77 (5.8%)
  • Cyclist52 (3.9%)
  • Van occupant38 (2.9%)
  • Bus or coach occupant22 (1.7%)
  • Goods vehicle occupant (over 3.5 tonnes)22 (1.7%)
  • Other22 (1.7%)

Vehicles involved

  • Car1,150 (73%)
  • Motorcycle173 (11%)
  • Goods vehicle over 3.5 tonnes72 (4.5%)
  • Van or goods vehicle up to 3.5 tonnes66 (4.2%)
  • Pedal cycle54 (3.4%)
  • Other vehicle26 (1.6%)
  • Other40 (2.5%)
  • Not recorded3 (0.2%)

Casualties by age

  • 0 to 517 (1.3%)
  • 6 to 1024 (1.8%)
  • 11 to 1557 (4.3%)
  • 16 to 20316 (24%)
  • 21 to 25191 (15%)
  • 26 to 35236 (18%)
  • 36 to 45198 (15%)
  • 46 to 55116 (8.8%)
  • 56 to 6583 (6.3%)
  • 66 to 7542 (3.2%)
  • Over 7535 (2.7%)
  • Not recorded2 (0.2%)

Drivers, passengers and pedestrians

  • Driver or rider831 (63%)
  • Passenger409 (31%)
  • Pedestrian77 (5.8%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4265

Map of the 25 most recent crashes on the B4265

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4265 crashes by council area

Collisions on the B4265 were recorded in 2 council areas. Vale of Glamorgan has the most, with 747, followed by Bridgend (130).

Collisions on the B4265 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stVale of Glamorgan7471,12337136
2ndBridgend130184223

B4265 crashes by town

Collisions on the B4265 were recorded in 5 towns and built-up areas, led by Bridgend (108) and Llantwit Major (23).

Recent crashes on the B4265

These are the 25 most recent collisions on the B4265, from 6 December 2019 to 9 July 2025.

Severity