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CrashStats

LL71 road accidents: crash map and statistics

Police recorded 164 road traffic collisions in the LL71 postcode district, Isle of Anglesey, from 1979 to 2025, and 227 people were killed or injured in them. Of those collisions, 3 were fatal and 33 were serious.

No collisions were recorded in 2025, after 2 in 2024.

Collisions since 1979
164
2,599th of 2,813 postcode districts, highest first
Casualties
227
1.38 per collision
Fatal collisions
3
3 people killed
Serious collisions
33
38 seriously injured
Collisions in 2025
0
2 in 2024
Casualties in 2025
0
2 in 2024

Road collision statistics for LL71

Collisions by severity, 1979 to 2025

  • Fatal31.8%
  • Serious3320%
  • Slight12878%

What the data shows

  • LL71 had 21 collisions from 2016 to 2025, 43% fewer than the 37 from 2006 to 2015.
  • 22% of collisions in LL71 were fatal or serious, against 20% across Great Britain.
  • 21 children under 16 were killed or injured in LL71, 9.3% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 46% of collisions in LL71.

Where LL71 ranks among 2,813 postcode districts

Most collisions
2,599th
Most casualties
2,604th
Most fatal collisions
2,601st
Most serious collisions
2,630th

Collisions by day of the week

  • Monday21 (13%)
  • Tuesday25 (15%)
  • Wednesday25 (15%)
  • Thursday23 (14%)
  • Friday26 (16%)
  • Saturday20 (12%)
  • Sunday24 (15%)

Light conditions

  • Daylight123 (75%)
  • Dark, no street lighting32 (20%)
  • Dark, street lights lit6 (3.7%)
  • Dark, lighting unknown2 (1.2%)
  • Dark, street lights unlit1 (0.6%)

Type of road

  • Single carriageway158 (96%)
  • Dual carriageway3 (1.8%)
  • Roundabout2 (1.2%)
  • One way street or slip road1 (0.6%)

Speed limit at the scene

  • 30 mph33 (20%)
  • 40 mph1 (0.6%)
  • 50 mph1 (0.6%)
  • 60 mph118 (72%)
  • 70 mph11 (6.7%)

Weather at the time

  • Fine, no high winds116 (71%)
  • Raining, no high winds29 (18%)
  • Raining with high winds8 (4.9%)
  • Fine with high winds3 (1.8%)
  • Fog or mist1 (0.6%)
  • Other5 (3%)
  • Not recorded2 (1.2%)

Who was hurt

  • Car occupant183 (81%)
  • Motorcyclist17 (7.5%)
  • Pedestrian9 (4%)
  • Cyclist6 (2.6%)
  • Van occupant5 (2.2%)
  • Bus or coach occupant3 (1.3%)
  • Minibus occupant3 (1.3%)
  • Agricultural vehicle occupant1 (0.4%)

Source: Department for Transport, STATS19 road safety data

LL71 road accidents by year

Collisions and casualties in LL71, 1979 to 2025

Collisions in LL71 peaked at 7 in 2008; none were recorded in 2025.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202500
202422
202335
202244
202123
202011
201912
2018410
201711
201635
201522
201444
201344
201233
201124
201023
200912
200878
200756
200677
200523
200455
200359
200244
200145
200000
199969
199869
199758
199659
199513
199411
199379
199259
199157
199022
198922
198849
198755
198633
198548
198424
198322
198244
198155
198066
1979611

Map of recent crashes in LL71

Map of the 24 most recent crashes in LL71

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 LL71

The 24 most recent collisions in LL71 happened between 26 October 2014 and 28 December 2024.

Severity

Crashes by road in LL71

The B5111 has the most collisions in LL71, 85 of 164 (52%), followed by the B5112 (24).

Collisions in LL71 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stB511185127316
2ndB5112242508

Council area for LL71

LL71 is on the Isle of Anglesey, where police recorded 8,053 collisions from 1979 to 2025. LL71 accounts for 2% of them.