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CrashStats

B4120 accidents: crash map and statistics

Police recorded 477 collisions on the B4120 from 1979 to 2025, with 642 casualties. Of those crashes, 8 were fatal and 102 serious, and 10 people were killed.

In 2025 there were 4 collisions on the B4120, down 33% from 6 in 2024, with 7 casualties.

Collisions since 1979
477
2,044th highest of 4,923 roads
Casualties
642
1.35 per collision
Fatal collisions
8
10 people killed
Serious collisions
102
115 seriously injured
Collisions in 2025
4
Down 33% on 2024
Casualties in 2025
7
Down 13% on 2024

Crash severity on the B4120

On the B4120, 1.7% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal81.7%
  • Serious10221%
  • Slight36777%

Where the B4120 ranks among 4,923 roads

Most collisions
2,044th
Most casualties
2,035th
Most fatal collisions
1,937th
Most serious collisions
1,881st

B4120 accidents by year

Collisions on the B4120 peaked at 21 in 1979 and were down to 4 in 2025.

Collisions and casualties on the B4120, 1979 to 2025

  • Collisions
  • Collisions in 2025: 4
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202547
202468
202335
20221014
202144
202044
201924
201859
201767
201623
201578
201458
201323
201267
2011612
201055
2009711
200888
2007914
2006812
200533
2004810
20031012
20021418
20011723
20001519
19991319
19982028
19971416
19961317
19951117
19941521
19931116
19921623
19911216
19901417
19891825
19881315
19871822
19861112
19851421
19841520
198367
19821422
19811520
19801723
19792127

When crashes happen on the B4120

Saturday has the most collisions on the B4120 (86), and 6pm to 9pm is the busiest time of day (84).

Collisions by day of the week

  • Monday53 (11%)
  • Tuesday71 (15%)
  • Wednesday76 (16%)
  • Thursday67 (14%)
  • Friday70 (15%)
  • Saturday86 (18%)
  • Sunday54 (11%)

Collisions by time of day

  • Midnight to 3am21 (4.4%)
  • 3am to 6am11 (2.3%)
  • 6am to 9am73 (15%)
  • 9am to noon65 (14%)
  • Noon to 3pm78 (16%)
  • 3pm to 6pm78 (16%)
  • 6pm to 9pm84 (18%)
  • 9pm to midnight67 (14%)

Collisions by month

  • January27 (5.7%)
  • February27 (5.7%)
  • March38 (8%)
  • April40 (8.4%)
  • May35 (7.3%)
  • June42 (8.8%)
  • July41 (8.6%)
  • August37 (7.8%)
  • September48 (10%)
  • October48 (10%)
  • November53 (11%)
  • December41 (8.6%)

Light conditions at the time

  • Daylight312 (65%)
  • Dark, street lights lit139 (29%)
  • Dark, no street lighting22 (4.6%)
  • Dark, street lights unlit3 (0.6%)
  • Dark, lighting unknown1 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4120 crashes

On the B4120, 60% of collisions happened where the speed limit was 40 mph and 58% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph151 (32%)
  • 40 mph286 (60%)
  • 50 mph1 (0.2%)
  • 60 mph34 (7.1%)
  • 70 mph4 (0.8%)

Weather at the time

  • Fine, no high winds351 (74%)
  • Raining, no high winds85 (18%)
  • Fine with high winds8 (1.7%)
  • Raining with high winds4 (0.8%)
  • Other24 (5%)
  • Not recorded5 (1%)

Road surface

  • Dry275 (58%)
  • Wet or damp181 (38%)
  • Frost or ice13 (2.7%)
  • Flood over 3cm deep4 (0.8%)
  • Snow3 (0.6%)
  • Mud1 (0.2%)

Type of road

  • Dual carriageway267 (56%)
  • Single carriageway194 (41%)
  • Roundabout12 (2.5%)
  • One way street or slip road3 (0.6%)
  • Not recorded1 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4120 crashes

Car occupants make up 68% of the people killed or injured on the B4120, followed by motorcyclists (12%).

Casualties by road user

  • Car occupant439 (68%)
  • Motorcyclist80 (12%)
  • Pedestrian72 (11%)
  • Cyclist28 (4.4%)
  • Van occupant14 (2.2%)
  • Bus or coach occupant3 (0.5%)
  • Goods vehicle occupant (over 3.5 tonnes)2 (0.3%)
  • Other4 (0.6%)

Vehicles involved

  • Car686 (80%)
  • Motorcycle81 (9.4%)
  • Van or goods vehicle up to 3.5 tonnes31 (3.6%)
  • Pedal cycle28 (3.3%)
  • Goods vehicle over 3.5 tonnes13 (1.5%)
  • Bus or coach11 (1.3%)
  • Other vehicle5 (0.6%)
  • Other6 (0.7%)

Casualties by age

  • 0 to 59 (1.4%)
  • 6 to 1010 (1.6%)
  • 11 to 1524 (3.7%)
  • 16 to 20140 (22%)
  • 21 to 25106 (17%)
  • 26 to 35123 (19%)
  • 36 to 4579 (12%)
  • 46 to 5563 (9.8%)
  • 56 to 6546 (7.2%)
  • 66 to 7518 (2.8%)
  • Over 7518 (2.8%)
  • Not recorded6 (0.9%)

Drivers, passengers and pedestrians

  • Driver or rider413 (64%)
  • Passenger157 (24%)
  • Pedestrian72 (11%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4120

Map of the 25 most recent crashes on the B4120

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

  • 25 crashes
  • Serious
  • Slight

B4120 crashes by council area

Collisions on the B4120 were recorded in 2 council areas. Birmingham has the most, with 282, followed by Bromsgrove (191).

Collisions on the B4120 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stBirmingham282359369
2ndBromsgrove191276533

B4120 crashes by town

Collisions on the B4120 were recorded in 3 towns and built-up areas, led by Birmingham (319) and Barnt Green (29).

Recent crashes on the B4120

These are the 25 most recent collisions on the B4120, from 11 September 2021 to 14 August 2025.

Severity