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CrashStats

LL65 road accidents: crash map and statistics

Police recorded 2,807 road traffic collisions in the LL65 postcode district, Isle of Anglesey, from 1979 to 2025, and 3,979 people were killed or injured in them. Of those collisions, 77 were fatal and 569 were serious.

In 2025 police recorded 11 collisions, down from 15 in 2024.

Collisions since 1979
2,807
1,388th highest of 2,813 postcode districts
Casualties
3,979
1.42 per collision
Fatal collisions
77
82 people killed
Serious collisions
569
703 seriously injured
Collisions in 2025
11
15 in 2024
Casualties in 2025
14
16 in 2024

Road collision statistics for LL65

Collisions by severity, 1979 to 2025

  • Fatal772.7%
  • Serious56920%
  • Slight2,16177%

What the data shows

  • LL65 had 192 collisions from 2016 to 2025, 47% fewer than the 361 from 2006 to 2015.
  • 23% of collisions in LL65 were fatal or serious, against 20% across Great Britain.
  • 606 children under 16 were killed or injured in LL65, 15% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 33% of collisions in LL65.

Where LL65 ranks among 2,813 postcode districts

Most collisions
1,388th
Most casualties
1,325th
Most fatal collisions
551st
Most serious collisions
1,302nd

Collisions by day of the week

  • Monday389 (14%)
  • Tuesday380 (14%)
  • Wednesday353 (13%)
  • Thursday431 (15%)
  • Friday441 (16%)
  • Saturday465 (17%)
  • Sunday348 (12%)

Light conditions

  • Daylight1,947 (69%)
  • Dark, street lights lit429 (15%)
  • Dark, no street lighting361 (13%)
  • Dark, lighting unknown46 (1.6%)
  • Dark, street lights unlit24 (0.9%)

Type of road

  • Single carriageway2,577 (92%)
  • Dual carriageway99 (3.5%)
  • One way street or slip road78 (2.8%)
  • Roundabout36 (1.3%)
  • Not recorded17 (0.6%)

Speed limit at the scene

  • 20 mph8 (0.3%)
  • 30 mph1,580 (56%)
  • 40 mph69 (2.5%)
  • 50 mph122 (4.3%)
  • 60 mph907 (32%)
  • 70 mph121 (4.3%)

Weather at the time

  • Fine, no high winds2,078 (74%)
  • Raining, no high winds368 (13%)
  • Fine with high winds110 (3.9%)
  • Raining with high winds96 (3.4%)
  • Fog or mist16 (0.6%)
  • Snowing, no high winds16 (0.6%)
  • Snowing with high winds3 (0.1%)
  • Other102 (3.6%)
  • Not recorded18 (0.6%)

Who was hurt

  • Car occupant2,433 (61%)
  • Pedestrian600 (15%)
  • Motorcyclist453 (11%)
  • Cyclist258 (6.5%)
  • Bus or coach occupant61 (1.5%)
  • Van occupant55 (1.4%)
  • Goods vehicle occupant (over 3.5 tonnes)37 (0.9%)
  • Taxi or private hire car occupant27 (0.7%)
  • Other vehicle occupant24 (0.6%)
  • Minibus occupant22 (0.6%)
  • Other9 (0.2%)

Source: Department for Transport, STATS19 road safety data

LL65 road accidents by year

Collisions and casualties in LL65, 1979 to 2025

Collisions in LL65 peaked at 114 in 1982; 2025 had 11.

  • Collisions
  • Collisions in 2025: 11
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251114
20241516
20231317
20221415
20211822
20201927
20192837
20183240
20172328
20161928
20153546
20143139
20133449
20122747
20114053
20103142
20093145
20083954
20074360
20065069
20055367
20044270
20036286
20026387
20015993
200081119
199993133
199896152
199785134
199678116
199585128
199487113
19937398
199263107
199187123
199094122
198992149
19887997
198781117
198681110
198592132
1984107151
198398126
1982114174
1981102137
1980102141
1979105149

Map of recent crashes in LL65

Map of the 24 most recent crashes in LL65

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 LL65

The 24 most recent collisions in LL65 happened between 1 February 2024 and 22 August 2025.

Severity

Crashes by road in LL65

The A5 has the most collisions in LL65, 982 of 2,807 (35%), followed by the B4545 (305).

Collisions in LL65 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA59821,51035206
2ndB4545305411563
3rdA50252153581559
4thB5109100142327
5thA5575113514
6thB5112223705
7thA4080152103

Council area for LL65

LL65 is on the Isle of Anglesey, where police recorded 8,053 collisions from 1979 to 2025. LL65 accounts for 35% of them.

Towns in LL65

Collisions in LL65 were recorded in 2 towns, led by Holyhead (922) and Valley (144).