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CrashStats

LL31 road accidents: crash map and statistics

Police recorded 1,252 road traffic collisions in the LL31 postcode district, Conwy, from 1979 to 2025, and 1,736 people were killed or injured in them. Of those collisions, 15 were fatal and 171 were serious.

In 2025 police recorded 10 collisions, up from 8 in 2024.

Collisions since 1979
1,252
2,092nd of 2,813 postcode districts, highest first
Casualties
1,736
1.39 per collision
Fatal collisions
15
17 people killed
Serious collisions
171
198 seriously injured
Collisions in 2025
10
8 in 2024
Casualties in 2025
12
10 in 2024

Road collision statistics for LL31

Collisions by severity, 1979 to 2025

  • Fatal151.2%
  • Serious17114%
  • Slight1,06685%

What the data shows

  • LL31 had 110 collisions from 2016 to 2025, 62% fewer than the 292 from 2006 to 2015.
  • 15% of collisions in LL31 were fatal or serious, against 20% across Great Britain.
  • 252 children under 16 were killed or injured in LL31, 15% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 37% of collisions in LL31.

Where LL31 ranks among 2,813 postcode districts

Most collisions
2,092nd
Most casualties
2,094th
Most fatal collisions
2,285th
Most serious collisions
2,304th

Collisions by day of the week

  • Monday162 (13%)
  • Tuesday175 (14%)
  • Wednesday161 (13%)
  • Thursday205 (16%)
  • Friday213 (17%)
  • Saturday192 (15%)
  • Sunday144 (12%)

Light conditions

  • Daylight931 (74%)
  • Dark, street lights lit281 (22%)
  • Dark, no street lighting25 (2%)
  • Dark, street lights unlit8 (0.6%)
  • Dark, lighting unknown7 (0.6%)

Type of road

  • Single carriageway962 (77%)
  • Roundabout162 (13%)
  • Dual carriageway106 (8.5%)
  • One way street or slip road15 (1.2%)
  • Not recorded7 (0.6%)

Speed limit at the scene

  • 20 mph8 (0.6%)
  • 30 mph954 (76%)
  • 40 mph32 (2.6%)
  • 50 mph2 (0.2%)
  • 60 mph159 (13%)
  • 70 mph97 (7.7%)

Weather at the time

  • Fine, no high winds931 (74%)
  • Raining, no high winds214 (17%)
  • Raining with high winds37 (3%)
  • Fine with high winds27 (2.2%)
  • Snowing, no high winds4 (0.3%)
  • Fog or mist1 (0.1%)
  • Other30 (2.4%)
  • Not recorded8 (0.6%)

Who was hurt

  • Car occupant1,107 (64%)
  • Motorcyclist196 (11%)
  • Pedestrian193 (11%)
  • Cyclist125 (7.2%)
  • Bus or coach occupant40 (2.3%)
  • Van occupant30 (1.7%)
  • Minibus occupant13 (0.7%)
  • Taxi or private hire car occupant13 (0.7%)
  • Goods vehicle occupant (over 3.5 tonnes)10 (0.6%)
  • Other vehicle occupant7 (0.4%)
  • Other2 (0.1%)

Source: Department for Transport, STATS19 road safety data

LL31 road accidents by year

Collisions and casualties in LL31, 1979 to 2025

Collisions in LL31 peaked at 47 in 1979; 2025 had 10.

  • Collisions
  • Collisions in 2025: 10
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251012
2024810
2023816
2022912
20211213
2020810
20191520
2018810
20171826
20161419
20151922
20143546
20132123
20122943
20112335
20102436
20093660
20083452
20073448
20063764
20051925
20044358
20033637
20022639
20012643
20004072
19992141
19983145
19972638
19963341
19952935
19943749
19932539
19922934
19912936
19903649
19893239
19883137
19873643
19861922
19853643
19843344
19833146
19823949
19813339
19802750
19794766

Map of recent crashes in LL31

Map of the 24 most recent crashes in LL31

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

  • 24 crashes
  • Fatal
  • Serious
  • Slight

Recent road crashes in LL31

The 24 most recent collisions in LL31 happened between 17 June 2023 and 28 November 2025.

Severity

Crashes by road in LL31

The A55 has the most collisions in LL31, 298 of 1,252 (24%), followed by the A546 (230).

Collisions in LL31 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA55298404540
2ndA546230337243
3rdA547189241221
4thA47014323427
5thB5115496628
6thA4965600

Council area for LL31

LL31 is in Conwy, where police recorded 16,359 collisions from 1979 to 2025. LL31 accounts for 7.7% of them.

Towns in LL31

Collisions in LL31 were recorded in 2 towns, led by Conwy (760) and Penrhyn Bay (5).