Skip to main content
CrashStats

L21 road accidents: crash map and statistics

Police recorded 3,231 road traffic collisions in the L21 postcode district, Sefton, from 1979 to 2025, and 4,252 people were killed or injured in them. Of those collisions, 47 were fatal and 460 were serious.

In 2025 police recorded 16 collisions, down 50% on 2024 (32).

Collisions since 1979
3,231
1,208th highest of 2,813 postcode districts
Casualties
4,252
1.32 per collision
Fatal collisions
47
50 people killed
Serious collisions
460
502 seriously injured
Collisions in 2025
16
Down 50% on 2024
Casualties in 2025
19
Down 53% on 2024

Road collision statistics for L21

Collisions by severity, 1979 to 2025

  • Fatal471.5%
  • Serious46014%
  • Slight2,72484%

What the data shows

  • L21 had 296 collisions from 2016 to 2025, 36% fewer than the 466 from 2006 to 2015.
  • 16% of collisions in L21 were fatal or serious, against 20% across Great Britain.
  • 943 children under 16 were killed or injured in L21, 22% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 29% of collisions in L21.

Where L21 ranks among 2,813 postcode districts

Most collisions
1,208th
Most casualties
1,225th
Most fatal collisions
1,276th
Most serious collisions
1,600th

Collisions by day of the week

  • Monday464 (14%)
  • Tuesday491 (15%)
  • Wednesday486 (15%)
  • Thursday477 (15%)
  • Friday533 (16%)
  • Saturday457 (14%)
  • Sunday323 (10%)

Light conditions

  • Daylight2,404 (74%)
  • Dark, street lights lit767 (24%)
  • Dark, lighting unknown26 (0.8%)
  • Dark, street lights unlit22 (0.7%)
  • Dark, no street lighting12 (0.4%)

Type of road

  • Single carriageway2,002 (62%)
  • Dual carriageway797 (25%)
  • Roundabout353 (11%)
  • One way street or slip road61 (1.9%)
  • Not recorded18 (0.6%)

Speed limit at the scene

  • 10 mph2 (0.1%)
  • 15 mph3 (0.1%)
  • 20 mph79 (2.4%)
  • 30 mph2,373 (73%)
  • 40 mph764 (24%)
  • 50 mph2 (0.1%)
  • 60 mph5 (0.2%)
  • 70 mph2 (0.1%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds2,603 (81%)
  • Raining, no high winds368 (11%)
  • Fine with high winds69 (2.1%)
  • Raining with high winds62 (1.9%)
  • Snowing, no high winds13 (0.4%)
  • Fog or mist7 (0.2%)
  • Snowing with high winds1 (under 0.1%)
  • Other55 (1.7%)
  • Not recorded53 (1.6%)

Who was hurt

  • Car occupant2,077 (49%)
  • Pedestrian956 (22%)
  • Cyclist457 (11%)
  • Motorcyclist267 (6.3%)
  • Bus or coach occupant182 (4.3%)
  • Taxi or private hire car occupant151 (3.6%)
  • Van occupant66 (1.6%)
  • Goods vehicle occupant (over 3.5 tonnes)36 (0.8%)
  • Other vehicle occupant32 (0.8%)
  • Minibus occupant23 (0.5%)
  • Other4 (0.1%)
  • Not recorded1 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

L21 road accidents by year

Collisions and casualties in L21, 1979 to 2025

Collisions in L21 peaked at 134 in 1993; 2025 had 16.

  • Collisions
  • Collisions in 2025: 16
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251619
20243240
20233138
20222730
20212533
20202834
20192530
20183550
20174153
20163645
20152838
20145070
20133348
20124374
20115879
20104583
20095366
20085181
20074960
20065678
200576111
200478101
200386125
200283126
200177100
200096123
1999114151
199889120
199794142
1996110150
19957899
1994109148
1993134183
1992122159
1991101127
199094113
198997115
19887594
198795120
19867295
198585100
198495114
19837387
19827689
198182101
198085101
197993109

Map of recent crashes in L21

Map of the 24 most recent crashes in L21

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in L21

The 24 most recent collisions in L21 happened between 15 September 2024 and 2 December 2025.

Severity

Crashes by road in L21

The A5036 has the most collisions in L21, 710 of 3,231 (22%), followed by the B5422 (453).

Collisions in L21 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA50367101,0431292
2ndB5422453588561
3rdA567297387147
4thA565251355942
5thB54218310916
6thA50387310608
7thB5110638415
8thA5090323915
9thA56691000
10thB54245701
11thA594701
12thB51934601
13thA50563400
14thA5703701
15thA583602

Council areas covering L21

Collisions in L21 were recorded in 3 council areas. Sefton has 3,221 of 3,231 (99.7%).

Collisions in L21 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stSefton3,2214,23847456
2ndSt. Helens4702
3rdLiverpool3402

Towns in L21

Collisions in L21 were recorded in 3 towns, led by Litherland (1,983) and Crosby, Sefton (799).