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CrashStats

B4171 accidents: crash map and statistics

Police recorded 832 collisions on the B4171 from 1979 to 2025, with 1,158 casualties. Of those crashes, 13 were fatal and 156 serious, and 13 people were killed.

In 2025 there were 10 collisions on the B4171, down 29% from 14 in 2024, with 14 casualties.

Collisions since 1979
832
1,277th highest of 4,923 roads
Casualties
1,158
1.39 per collision
Fatal collisions
13
13 people killed
Serious collisions
156
176 seriously injured
Collisions in 2025
10
Down 29% on 2024
Casualties in 2025
14
Down 22% on 2024

Crash severity on the B4171

On the B4171, 1.6% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal131.6%
  • Serious15619%
  • Slight66380%

Where the B4171 ranks among 4,923 roads

Most collisions
1,277th
Most casualties
1,260th
Most fatal collisions
1,413th
Most serious collisions
1,331st

B4171 accidents by year

Collisions on the B4171 peaked at 34 in 1989 and were down to 10 in 2025.

Collisions and casualties on the B4171, 1979 to 2025

  • Collisions
  • Collisions in 2025: 10
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251014
20241418
2023913
20221623
2021810
20201215
20191320
2018813
20171011
20161523
20151116
201411
201333
201233
20111118
20101316
20091318
20082139
20071829
20061214
20051726
20042226
20032329
20022233
20011923
20002937
19992232
19982129
19972634
19962328
19952231
19942942
19931517
19921924
19911315
19901824
19893451
19883449
19871619
19863247
19852952
19842425
19832028
19822434
19811720
19801521
19792645

When crashes happen on the B4171

Friday has the most collisions on the B4171 (148), and 3pm to 6pm is the busiest time of day (214).

Collisions by day of the week

  • Monday117 (14%)
  • Tuesday115 (14%)
  • Wednesday119 (14%)
  • Thursday114 (14%)
  • Friday148 (18%)
  • Saturday125 (15%)
  • Sunday94 (11%)

Collisions by time of day

  • Midnight to 3am26 (3.1%)
  • 3am to 6am9 (1.1%)
  • 6am to 9am106 (13%)
  • 9am to noon112 (13%)
  • Noon to 3pm145 (17%)
  • 3pm to 6pm214 (26%)
  • 6pm to 9pm120 (14%)
  • 9pm to midnight100 (12%)

Collisions by month

  • January75 (9%)
  • February64 (7.7%)
  • March69 (8.3%)
  • April68 (8.2%)
  • May78 (9.4%)
  • June54 (6.5%)
  • July64 (7.7%)
  • August62 (7.5%)
  • September64 (7.7%)
  • October68 (8.2%)
  • November87 (10%)
  • December79 (9.5%)

Light conditions at the time

  • Daylight587 (71%)
  • Dark, street lights lit233 (28%)
  • Dark, lighting unknown5 (0.6%)
  • Dark, street lights unlit5 (0.6%)
  • Dark, no street lighting2 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4171 crashes

On the B4171, 100% of collisions happened where the speed limit was 30 mph and 53% on a dry road surface.

Speed limit at the scene

  • 30 mph830 (100%)
  • 40 mph1 (0.1%)
  • 60 mph1 (0.1%)

Weather at the time

  • Fine, no high winds569 (68%)
  • Raining, no high winds149 (18%)
  • Snowing, no high winds13 (1.6%)
  • Fine with high winds9 (1.1%)
  • Other81 (9.7%)
  • Not recorded11 (1.3%)

Road surface

  • Dry444 (53%)
  • Wet or damp354 (43%)
  • Snow17 (2%)
  • Frost or ice16 (1.9%)
  • Oil or diesel1 (0.1%)

Type of road

  • Single carriageway774 (93%)
  • Roundabout31 (3.7%)
  • Dual carriageway17 (2%)
  • One way street or slip road2 (0.2%)
  • Not recorded8 (1%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4171 crashes

Car occupants make up 58% of the people killed or injured on the B4171, followed by pedestrians (20%).

Casualties by road user

  • Car occupant677 (58%)
  • Pedestrian228 (20%)
  • Motorcyclist113 (9.8%)
  • Bus or coach occupant42 (3.6%)
  • Cyclist42 (3.6%)
  • Van occupant32 (2.8%)
  • Taxi or private hire car occupant14 (1.2%)
  • Other10 (0.9%)

Vehicles involved

  • Car1,077 (75%)
  • Motorcycle116 (8.1%)
  • Van or goods vehicle up to 3.5 tonnes83 (5.8%)
  • Bus or coach46 (3.2%)
  • Pedal cycle42 (2.9%)
  • Goods vehicle over 3.5 tonnes26 (1.8%)
  • Taxi or private hire car20 (1.4%)
  • Other20 (1.4%)

Casualties by age

  • 0 to 532 (2.8%)
  • 6 to 1046 (4%)
  • 11 to 15104 (9%)
  • 16 to 20226 (20%)
  • 21 to 25130 (11%)
  • 26 to 35213 (18%)
  • 36 to 45116 (10%)
  • 46 to 55100 (8.6%)
  • 56 to 6584 (7.3%)
  • 66 to 7553 (4.6%)
  • Over 7532 (2.8%)
  • Not recorded22 (1.9%)

Drivers, passengers and pedestrians

  • Driver or rider589 (51%)
  • Passenger341 (29%)
  • Pedestrian228 (20%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4171

Map of the 25 most recent crashes on the B4171

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4171 crashes by council area

Collisions on the B4171 were recorded in 2 council areas. Sandwell has the most, with 499, followed by Dudley (333).

Collisions on the B4171 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSandwell4996836112
2ndDudley333475744

B4171 crashes by town

Collisions on the B4171 were recorded in 3 towns and built-up areas, led by Dudley, Dudley (282) and Rowley Regis (251).

Recent crashes on the B4171

These are the 25 most recent collisions on the B4171, from 7 December 2023 to 2 December 2025.

Severity