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CrashStats

L33 road accidents: crash map and statistics

Police recorded 2,352 road traffic collisions in the L33 postcode district, Knowsley, from 1979 to 2025, and 3,448 people were killed or injured in them. Of those collisions, 32 were fatal and 355 were serious.

In 2025 police recorded 19 collisions, down 21% on 2024 (24).

Collisions since 1979
2,352
1,591st of 2,813 postcode districts, highest first
Casualties
3,448
1.47 per collision
Fatal collisions
32
33 people killed
Serious collisions
355
402 seriously injured
Collisions in 2025
19
Down 21% on 2024
Casualties in 2025
19
Down 32% on 2024

Road collision statistics for L33

Collisions by severity, 1979 to 2025

  • Fatal321.4%
  • Serious35515%
  • Slight1,96584%

What the data shows

  • L33 had 209 collisions from 2016 to 2025, 36% fewer than the 326 from 2006 to 2015.
  • 16% of collisions in L33 were fatal or serious, against 20% across Great Britain.
  • 689 children under 16 were killed or injured in L33, 20% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 35% of collisions in L33.

Where L33 ranks among 2,813 postcode districts

Most collisions
1,591st
Most casualties
1,504th
Most fatal collisions
1,784th
Most serious collisions
1,887th

Collisions by day of the week

  • Monday348 (15%)
  • Tuesday350 (15%)
  • Wednesday378 (16%)
  • Thursday363 (15%)
  • Friday414 (18%)
  • Saturday289 (12%)
  • Sunday210 (8.9%)

Light conditions

  • Daylight1,789 (76%)
  • Dark, street lights lit485 (21%)
  • Dark, no street lighting29 (1.2%)
  • Dark, lighting unknown27 (1.1%)
  • Dark, street lights unlit22 (0.9%)

Type of road

  • Single carriageway1,683 (72%)
  • Dual carriageway438 (19%)
  • One way street or slip road122 (5.2%)
  • Roundabout88 (3.7%)
  • Not recorded21 (0.9%)

Speed limit at the scene

  • 10 mph1 (under 0.1%)
  • 20 mph39 (1.7%)
  • 30 mph1,844 (78%)
  • 40 mph172 (7.3%)
  • 50 mph29 (1.2%)
  • 60 mph131 (5.6%)
  • 70 mph136 (5.8%)

Weather at the time

  • Fine, no high winds1,799 (76%)
  • Raining, no high winds338 (14%)
  • Fine with high winds48 (2%)
  • Raining with high winds48 (2%)
  • Snowing, no high winds15 (0.6%)
  • Fog or mist10 (0.4%)
  • Snowing with high winds2 (0.1%)
  • Other60 (2.6%)
  • Not recorded32 (1.4%)

Who was hurt

  • Car occupant2,024 (59%)
  • Pedestrian592 (17%)
  • Cyclist208 (6%)
  • Motorcyclist156 (4.5%)
  • Bus or coach occupant144 (4.2%)
  • Taxi or private hire car occupant125 (3.6%)
  • Van occupant104 (3%)
  • Goods vehicle occupant (over 3.5 tonnes)44 (1.3%)
  • Minibus occupant28 (0.8%)
  • Other vehicle occupant17 (0.5%)
  • Other4 (0.1%)
  • Not recorded2 (0.1%)

Source: Department for Transport, STATS19 road safety data

L33 road accidents by year

Collisions and casualties in L33, 1979 to 2025

Collisions in L33 peaked at 94 in 1997; 2025 had 19.

  • Collisions
  • Collisions in 2025: 19
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251919
20242428
20232224
20222432
20211618
20202333
20192431
20181925
20172223
20161622
20152636
20143053
20132225
20122739
20113357
20103145
20093144
20083356
20074476
20064966
20054667
20043546
20034863
20024361
200174117
20006098
199972122
199882128
199794155
199685151
199569111
199477121
199388160
199289139
19916392
199084134
198971109
19887798
19876894
19866383
19855664
19847494
19835052
19824461
19814567
19806786
197993123

Map of recent crashes in L33

Map of the 24 most recent crashes in L33

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in L33

The 24 most recent collisions in L33 happened between 2 September 2024 and 12 December 2025.

Severity

Crashes by road in L33

The A506 has the most collisions in L33, 312 of 2,352 (13%), followed by the A5208 (235).

Collisions in L33 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA506312479548
2ndA5208235338327
3rdA580168344235
4thA5207244002
5thA5085700
6thB51924410
7thA50283301
8thB52023302
9thB52083401

Council areas covering L33

Collisions in L33 were recorded in 5 council areas. Knowsley has 2,298 of 2,352 (98%).

Collisions in L33 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stKnowsley2,2983,36131337
2ndWest Lancashire3762113
3rdSefton6701
4thSt. Helens51101
5thLiverpool4501

Town in L33

Of the 2,352 collisions in L33, 1,950 (83%) were in Kirkby.