Skip to main content
CrashStats

B5101 accidents: crash map and statistics

Police recorded 461 collisions on the B5101 from 1979 to 2025, with 635 casualties. Of those crashes, 5 were fatal and 77 serious, and 5 people were killed.

In 2025 there were 3 collisions on the B5101, down 25% from 4 in 2024, with 3 casualties.

Collisions since 1979
461
2,091st highest of 4,923 roads
Casualties
635
1.38 per collision
Fatal collisions
5
5 people killed
Serious collisions
77
89 seriously injured
Collisions in 2025
3
Down 25% on 2024
Casualties in 2025
3
Down 50% on 2024

Crash severity on the B5101

On the B5101, 1.1% of collisions were fatal and 17% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal51.1%
  • Serious7717%
  • Slight37982%

Where the B5101 ranks among 4,923 roads

Most collisions
2,091st
Most casualties
2,053rd
Most fatal collisions
2,545th
Most serious collisions
2,343rd

B5101 accidents by year

Collisions on the B5101 peaked at 24 in 1996 and were down to 3 in 2025.

Collisions and casualties on the B5101, 1979 to 2025

  • Collisions
  • Collisions in 2025: 3
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202533
202446
202347
202235
202133
202023
201933
201858
201722
2016713
20151213
20141417
20131319
20121117
20111016
20101116
200978
20081419
2007610
2006913
20051318
2004910
20031217
2002910
20011622
20001622
19991115
19981415
19971011
19962439
19951019
19941820
19931112
19921419
199178
19901115
19891023
19881215
19871014
19861314
1985810
1984913
19831215
1982713
1981714
19801519
19791012

When crashes happen on the B5101

Thursday has the most collisions on the B5101 (73), and 3pm to 6pm is the busiest time of day (123).

Collisions by day of the week

  • Monday62 (13%)
  • Tuesday72 (16%)
  • Wednesday70 (15%)
  • Thursday73 (16%)
  • Friday73 (16%)
  • Saturday59 (13%)
  • Sunday52 (11%)

Collisions by time of day

  • Midnight to 3am17 (3.7%)
  • 3am to 6am5 (1.1%)
  • 6am to 9am45 (9.8%)
  • 9am to noon54 (12%)
  • Noon to 3pm92 (20%)
  • 3pm to 6pm123 (27%)
  • 6pm to 9pm81 (18%)
  • 9pm to midnight44 (9.5%)

Collisions by month

  • January46 (10%)
  • February19 (4.1%)
  • March36 (7.8%)
  • April40 (8.7%)
  • May43 (9.3%)
  • June35 (7.6%)
  • July34 (7.4%)
  • August50 (11%)
  • September40 (8.7%)
  • October38 (8.2%)
  • November45 (9.8%)
  • December35 (7.6%)

Light conditions at the time

  • Daylight322 (70%)
  • Dark, street lights lit87 (19%)
  • Dark, no street lighting37 (8%)
  • Dark, lighting unknown8 (1.7%)
  • Dark, street lights unlit7 (1.5%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B5101 crashes

On the B5101, 74% of collisions happened where the speed limit was 30 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph8 (1.7%)
  • 30 mph342 (74%)
  • 40 mph2 (0.4%)
  • 50 mph3 (0.7%)
  • 60 mph99 (21%)
  • 70 mph7 (1.5%)

Weather at the time

  • Fine, no high winds339 (74%)
  • Raining, no high winds90 (20%)
  • Fine with high winds6 (1.3%)
  • Snowing, no high winds6 (1.3%)
  • Other17 (3.7%)
  • Not recorded3 (0.7%)

Road surface

  • Dry271 (59%)
  • Wet or damp177 (38%)
  • Frost or ice9 (2%)
  • Snow4 (0.9%)

Type of road

  • Single carriageway407 (88%)
  • Roundabout42 (9.1%)
  • Dual carriageway9 (2%)
  • One way street or slip road2 (0.4%)
  • Not recorded1 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B5101 crashes

Car occupants make up 68% of the people killed or injured on the B5101, followed by motorcyclists (11%).

Casualties by road user

  • Car occupant434 (68%)
  • Motorcyclist73 (11%)
  • Pedestrian55 (8.7%)
  • Cyclist32 (5%)
  • Taxi or private hire car occupant15 (2.4%)
  • Bus or coach occupant10 (1.6%)
  • Minibus occupant6 (0.9%)
  • Other10 (1.6%)

Vehicles involved

  • Car660 (77%)
  • Motorcycle72 (8.4%)
  • Pedal cycle34 (4%)
  • Goods vehicle over 3.5 tonnes25 (2.9%)
  • Van or goods vehicle up to 3.5 tonnes22 (2.6%)
  • Bus or coach16 (1.9%)
  • Other26 (3%)
  • Not recorded1 (0.1%)

Casualties by age

  • 0 to 58 (1.3%)
  • 6 to 1019 (3%)
  • 11 to 1535 (5.5%)
  • 16 to 20125 (20%)
  • 21 to 2597 (15%)
  • 26 to 35139 (22%)
  • 36 to 4578 (12%)
  • 46 to 5566 (10%)
  • 56 to 6538 (6%)
  • 66 to 7519 (3%)
  • Over 7511 (1.7%)

Drivers, passengers and pedestrians

  • Driver or rider399 (63%)
  • Passenger181 (29%)
  • Pedestrian55 (8.7%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B5101

Map of the 25 most recent crashes on the B5101

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

  • 25 crashes
  • Serious
  • Slight

B5101 crashes by council area

Collisions on the B5101 were recorded in 2 council areas. Wrexham has the most, with 420, followed by Flintshire (38).

Collisions on the B5101 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWrexham420586467
2ndFlintshire384519

B5101 crashes by town

Collisions on the B5101 were recorded in 2 towns and built-up areas, led by Wrexham (165) and Brynteg, Wrexham (113).

Recent crashes on the B5101

These are the 25 most recent collisions on the B5101, from 7 August 2018 to 23 December 2025.

Severity