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CrashStats

LL36 road accidents: crash map and statistics

Police recorded 512 road traffic collisions in the LL36 postcode district, Gwynedd, from 1979 to 2025, and 758 people were killed or injured in them. Of those collisions, 10 were fatal and 117 were serious.

No collisions were recorded in 2025, after 1 in 2024.

Collisions since 1979
512
2,419th of 2,813 postcode districts, highest first
Casualties
758
1.48 per collision
Fatal collisions
10
11 people killed
Serious collisions
117
143 seriously injured
Collisions in 2025
0
1 in 2024
Casualties in 2025
0
1 in 2024

Road collision statistics for LL36

Collisions by severity, 1979 to 2025

  • Fatal102%
  • Serious11723%
  • Slight38575%

What the data shows

  • LL36 had 53 collisions from 2016 to 2025, 48% fewer than the 101 from 2006 to 2015.
  • 25% of collisions in LL36 were fatal or serious, against 20% across Great Britain.
  • 88 children under 16 were killed or injured in LL36, 12% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 35% of collisions in LL36.

Where LL36 ranks among 2,813 postcode districts

Most collisions
2,419th
Most casualties
2,402nd
Most fatal collisions
2,425th
Most serious collisions
2,419th

Collisions by day of the week

  • Monday62 (12%)
  • Tuesday66 (13%)
  • Wednesday63 (12%)
  • Thursday64 (13%)
  • Friday83 (16%)
  • Saturday92 (18%)
  • Sunday82 (16%)

Light conditions

  • Daylight408 (80%)
  • Dark, no street lighting67 (13%)
  • Dark, street lights lit33 (6.4%)
  • Dark, lighting unknown4 (0.8%)

Type of road

  • Single carriageway492 (96%)
  • One way street or slip road15 (2.9%)
  • Dual carriageway4 (0.8%)
  • Not recorded1 (0.2%)

Speed limit at the scene

  • 30 mph198 (39%)
  • 40 mph9 (1.8%)
  • 50 mph1 (0.2%)
  • 60 mph289 (56%)
  • 70 mph15 (2.9%)

Weather at the time

  • Fine, no high winds390 (76%)
  • Raining, no high winds69 (13%)
  • Raining with high winds19 (3.7%)
  • Fine with high winds8 (1.6%)
  • Snowing with high winds2 (0.4%)
  • Fog or mist1 (0.2%)
  • Snowing, no high winds1 (0.2%)
  • Other18 (3.5%)
  • Not recorded4 (0.8%)

Who was hurt

  • Car occupant511 (67%)
  • Motorcyclist96 (13%)
  • Pedestrian72 (9.5%)
  • Cyclist41 (5.4%)
  • Van occupant11 (1.5%)
  • Goods vehicle occupant (over 3.5 tonnes)8 (1.1%)
  • Bus or coach occupant7 (0.9%)
  • Minibus occupant5 (0.7%)
  • Other vehicle occupant3 (0.4%)
  • Goods vehicle occupant (weight unknown)2 (0.3%)
  • Other2 (0.3%)

Source: Department for Transport, STATS19 road safety data

LL36 road accidents by year

Collisions and casualties in LL36, 1979 to 2025

Collisions in LL36 peaked at 21 in 1998; none were recorded in 2025.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202500
202411
202358
2022510
2021713
202067
20191013
201845
2017812
2016710
2015711
20141216
2013812
201267
20111013
20101014
2009811
20081623
20071321
20061122
20051220
20041012
20032030
20021625
20011321
20001624
19991213
19982129
19971316
19961823
19951524
19941623
1993812
19921934
1991912
19902031
19891114
19881418
1987919
19861014
1985813
19841722
1983514
1982914
19811322
19801316
19791114

Map of recent crashes in LL36

Map of the 24 most recent crashes in LL36

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 LL36

The 24 most recent collisions in LL36 happened between 18 January 2020 and 3 March 2024.

Severity

Crashes by road in LL36

The A493 has the most collisions in LL36, 227 of 512 (44%), followed by the B4405 (99).

Collisions in LL36 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA493227345654
2ndB440599158226
3rdA4875281112

Council area for LL36

LL36 is in Gwynedd, where police recorded 16,819 collisions from 1979 to 2025. LL36 accounts for 3% of them.

Town in LL36

Of the 512 collisions in LL36, 142 (28%) were in Tywyn.