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CrashStats

B4331 accidents: crash map and statistics

Police recorded 80 collisions on the B4331 from 1979 to 2024, with 104 casualties. Of those crashes, 1 was fatal and 18 serious, and 1 person was killed.

No collisions were recorded on the B4331 in 2025, after 1 in 2024.

Collisions since 1979
80
4,242nd highest of 4,923 roads
Casualties
104
1.30 per collision
Fatal collisions
1
1 person killed
Serious collisions
18
21 seriously injured
Collisions in 2025
0
1 in 2024
Casualties in 2025
0
3 in 2024

Crash severity on the B4331

On the B4331, 1.3% of collisions were fatal and 23% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2024

  • Fatal11.3%
  • Serious1823%
  • Slight6176%

Where the B4331 ranks among 4,923 roads

Most collisions
4,242nd
Most casualties
4,284th
Most fatal collisions
3,933rd
Most serious collisions
4,133rd

B4331 accidents by year

Collisions on the B4331 peaked at 5 in 1992; none were recorded in 2025.

Collisions and casualties on the B4331, 1979 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202500
202413
202324
202222
202145
202000
201911
201800
201711
201611
201535
201411
201322
201245
201133
201011
200911
200811
200733
200611
200534
200422
200333
200233
200111
200034
199922
199811
199726
199600
199512
199400
199312
199255
199111
199044
198937
198824
198700
198622
198500
198435
198311
198200
198100
198033
197922

When crashes happen on the B4331

Tuesday has the most collisions on the B4331 (18), and 3pm to 6pm is the busiest time of day (22).

Collisions by day of the week

  • Monday10 (13%)
  • Tuesday18 (23%)
  • Wednesday6 (7.5%)
  • Thursday18 (23%)
  • Friday15 (19%)
  • Saturday7 (8.8%)
  • Sunday6 (7.5%)

Collisions by time of day

  • Midnight to 3am4 (5%)
  • 3am to 6am0 (0%)
  • 6am to 9am18 (23%)
  • 9am to noon11 (14%)
  • Noon to 3pm10 (13%)
  • 3pm to 6pm22 (28%)
  • 6pm to 9pm8 (10%)
  • 9pm to midnight7 (8.8%)

Collisions by month

  • January6 (7.5%)
  • February6 (7.5%)
  • March6 (7.5%)
  • April6 (7.5%)
  • May9 (11%)
  • June3 (3.8%)
  • July5 (6.3%)
  • August13 (16%)
  • September9 (11%)
  • October7 (8.8%)
  • November5 (6.3%)
  • December5 (6.3%)

Light conditions at the time

  • Daylight63 (79%)
  • Dark, no street lighting16 (20%)
  • Dark, street lights lit1 (1.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4331 crashes

On the B4331, 61% of collisions happened where the speed limit was 60 mph and 59% on a dry road surface.

Speed limit at the scene

  • 30 mph29 (36%)
  • 40 mph2 (2.5%)
  • 60 mph49 (61%)

Weather at the time

  • Fine, no high winds61 (76%)
  • Raining, no high winds16 (20%)
  • Fog or mist1 (1.3%)
  • Raining with high winds1 (1.3%)
  • Not recorded1 (1.3%)

Road surface

  • Dry47 (59%)
  • Wet or damp29 (36%)
  • Frost or ice3 (3.8%)
  • Oil or diesel1 (1.3%)

Type of road

  • Single carriageway80 (100%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4331 crashes

Car occupants make up 69% of the people killed or injured on the B4331, followed by motorcyclists (8.7%).

Casualties by road user

  • Car occupant72 (69%)
  • Motorcyclist9 (8.7%)
  • Pedestrian9 (8.7%)
  • Van occupant7 (6.7%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (2.9%)
  • Cyclist2 (1.9%)
  • Bus or coach occupant1 (1%)
  • Other vehicle occupant1 (1%)

Vehicles involved

  • Car97 (75%)
  • Motorcycle9 (7%)
  • Van or goods vehicle up to 3.5 tonnes8 (6.2%)
  • Bus or coach6 (4.7%)
  • Goods vehicle over 3.5 tonnes4 (3.1%)
  • Other vehicle3 (2.3%)
  • Pedal cycle2 (1.6%)

Casualties by age

  • 0 to 52 (1.9%)
  • 6 to 105 (4.8%)
  • 11 to 154 (3.8%)
  • 16 to 2022 (21%)
  • 21 to 2520 (19%)
  • 26 to 3521 (20%)
  • 36 to 457 (6.7%)
  • 46 to 5510 (9.6%)
  • 56 to 654 (3.8%)
  • 66 to 754 (3.8%)
  • Over 755 (4.8%)

Drivers, passengers and pedestrians

  • Driver or rider72 (69%)
  • Passenger23 (22%)
  • Pedestrian9 (8.7%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4331

Map of the 25 most recent crashes on the B4331

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

  • 25 crashes
  • Serious
  • Slight

B4331 crashes by council area

Of the 80 collisions on the B4331, 79 were in Pembrokeshire.

Collisions on the B4331 in each area, 1979 to 2024
RankAreaCollisionsCasualtiesFatalSerious
1stPembrokeshire79103118

Recent crashes on the B4331

These are the 25 most recent collisions on the B4331, from 18 January 2011 to 5 July 2024.

Severity