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CrashStats

B4330 accidents: crash map and statistics

Police recorded 101 collisions on the B4330 from 1980 to 2025, with 156 casualties. Of those crashes, 4 were fatal and 29 serious, and 4 people were killed.

In 2025 there was 1 collision on the B4330, level with 2024, with 1 casualty.

Collisions since 1980
101
4,026th highest of 4,923 roads
Casualties
156
1.54 per collision
Fatal collisions
4
4 people killed
Serious collisions
29
37 seriously injured
Collisions in 2025
1
Level with 2024
Casualties in 2025
1
Level with 2024

Crash severity on the B4330

On the B4330, 4% of collisions were fatal and 29% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1980 to 2025

  • Fatal44%
  • Serious2929%
  • Slight6867%

Where the B4330 ranks among 4,923 roads

Most collisions
4,026th
Most casualties
3,883rd
Most fatal collisions
2,815th
Most serious collisions
3,658th

B4330 accidents by year

Collisions on the B4330 peaked at 7 in 1997 and were down to 1 in 2025.

Collisions and casualties on the B4330, 1980 to 2025

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202511
202411
202300
202200
202111
202000
201922
201835
201711
201611
201523
201433
201325
201233
201111
201022
200934
200822
200722
200623
200537
200424
200326
200235
200100
200024
199936
199837
1997715
199625
199511
199433
199336
199200
199124
199033
198934
198822
198745
198646
1985610
198445
198323
198211
198111
198033

When crashes happen on the B4330

Friday has the most collisions on the B4330 (18), and 3pm to 6pm is the busiest time of day (21).

Collisions by day of the week

  • Monday17 (17%)
  • Tuesday11 (11%)
  • Wednesday12 (12%)
  • Thursday15 (15%)
  • Friday18 (18%)
  • Saturday18 (18%)
  • Sunday10 (9.9%)

Collisions by time of day

  • Midnight to 3am9 (8.9%)
  • 3am to 6am4 (4%)
  • 6am to 9am10 (9.9%)
  • 9am to noon14 (14%)
  • Noon to 3pm11 (11%)
  • 3pm to 6pm21 (21%)
  • 6pm to 9pm18 (18%)
  • 9pm to midnight14 (14%)

Collisions by month

  • January6 (5.9%)
  • February7 (6.9%)
  • March9 (8.9%)
  • April6 (5.9%)
  • May12 (12%)
  • June9 (8.9%)
  • July10 (9.9%)
  • August13 (13%)
  • September6 (5.9%)
  • October9 (8.9%)
  • November13 (13%)
  • December1 (1%)

Light conditions at the time

  • Daylight68 (67%)
  • Dark, no street lighting22 (22%)
  • Dark, street lights lit8 (7.9%)
  • Dark, street lights unlit1 (1%)
  • Not recorded2 (2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4330 crashes

On the B4330, 76% of collisions happened where the speed limit was 60 mph and 61% on a dry road surface.

Speed limit at the scene

  • 30 mph21 (21%)
  • 40 mph3 (3%)
  • 60 mph77 (76%)

Weather at the time

  • Fine, no high winds69 (68%)
  • Raining, no high winds18 (18%)
  • Fine with high winds2 (2%)
  • Raining with high winds1 (1%)
  • Other6 (5.9%)
  • Not recorded5 (5%)

Road surface

  • Dry62 (61%)
  • Wet or damp35 (35%)
  • Frost or ice2 (2%)
  • Not recorded2 (2%)

Type of road

  • Single carriageway98 (97%)
  • Roundabout1 (1%)
  • Not recorded2 (2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4330 crashes

Car occupants make up 76% of the people killed or injured on the B4330, followed by motorcyclists (9%).

Casualties by road user

  • Car occupant118 (76%)
  • Motorcyclist14 (9%)
  • Pedestrian11 (7.1%)
  • Cyclist6 (3.8%)
  • Van occupant5 (3.2%)
  • Agricultural vehicle occupant1 (0.6%)
  • Taxi or private hire car occupant1 (0.6%)

Vehicles involved

  • Car119 (77%)
  • Motorcycle13 (8.4%)
  • Pedal cycle7 (4.5%)
  • Van or goods vehicle up to 3.5 tonnes4 (2.6%)
  • Agricultural vehicle3 (1.9%)
  • Goods vehicle over 3.5 tonnes3 (1.9%)
  • Taxi or private hire car2 (1.3%)
  • Other3 (1.9%)

Casualties by age

  • 0 to 54 (2.6%)
  • 6 to 106 (3.8%)
  • 11 to 1514 (9%)
  • 16 to 2041 (26%)
  • 21 to 2520 (13%)
  • 26 to 3526 (17%)
  • 36 to 4516 (10%)
  • 46 to 5510 (6.4%)
  • 56 to 659 (5.8%)
  • 66 to 755 (3.2%)
  • Over 755 (3.2%)

Drivers, passengers and pedestrians

  • Driver or rider92 (59%)
  • Passenger53 (34%)
  • Pedestrian11 (7.1%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4330

Map of the 25 most recent crashes on the B4330

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

  • 25 crashes
  • Serious
  • Slight

B4330 crashes by council area

All 101 collisions on the B4330 were in Pembrokeshire.

Collisions on the B4330 in each area, 1980 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stPembrokeshire101156429

B4330 crashes by town

Of the 101 collisions on the B4330, 17 were in the built-up area of Haverfordwest.

Recent crashes on the B4330

These are the 25 most recent collisions on the B4330, from 17 July 2009 to 17 July 2025.

Severity