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CrashStats

Gwynedd road accidents in 2025: crash map and statistics

Police recorded 105 road traffic collisions in Gwynedd in 2025, and 166 people were killed or injured in them. Of those collisions, 6 were fatal and 53 were serious.

Collisions were up 22% on 2024 (86), and casualties rose from 142.

Across all years from 1979 to 2025, police recorded 16,819 collisions in Gwynedd.

Collisions in 2025
105
Up 22% on 2024
Casualties in 2025
166
Up 17% on 2024
Fatal collisions
6
5.7% of collisions
Serious collisions
53
50% of collisions

Crash severity in Gwynedd in 2025

5.7% of collisions in Gwynedd in 2025 were fatal and 50% serious, against 2.6% and 23% in Gwynedd from 1979 to 2025.

Collisions by worst injury

  • Fatal65.7%
  • Serious5350%
  • Slight4644%

People hurt, by injury

  • Fatal74.2%
  • Serious6740%
  • Slight9255%

Gwynedd road accidents by year

Collisions and casualties in Gwynedd, 1979 to 2025

Collisions peaked at 578 in 1979. 2025 is highlighted, with 105, up 22% on 2024.

  • Collisions
  • Collisions in 2025: 105
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025105166
202486142
2023146195
2022164220
2021133189
2020113146
2019185264
2018202305
2017182268
2016178257
2015246348
2014257363
2013263385
2012272395
2011283410
2010337508
2009317478
2008365544
2007345534
2006347556
2005342515
2004377570
2003395601
2002428668
2001421621
2000412654
1999464729
1998416650
1997510761
1996421629
1995431759
1994483763
1993459806
1992476732
1991486757
1990487740
1989474750
1988465696
1987453693
1986453686
1985420640
1984452676
1983443638
1982483784
1981532791
1980532841
1979578902

When and where crashes happen in Gwynedd in 2025

Collisions by day of the week

  • Monday16 (15%)
  • Tuesday16 (15%)
  • Wednesday13 (12%)
  • Thursday12 (11%)
  • Friday16 (15%)
  • Saturday15 (14%)
  • Sunday17 (16%)

Collisions by time of day

  • 00:00 to 02:594 (3.8%)
  • 03:00 to 05:592 (1.9%)
  • 06:00 to 08:593 (2.9%)
  • 09:00 to 11:5914 (13%)
  • 12:00 to 14:5932 (30%)
  • 15:00 to 17:5929 (28%)
  • 18:00 to 20:597 (6.7%)
  • 21:00 to 23:5914 (13%)

Collisions by month

  • January7 (6.7%)
  • February6 (5.7%)
  • March7 (6.7%)
  • April13 (12%)
  • May10 (9.5%)
  • June8 (7.6%)
  • July17 (16%)
  • August11 (10%)
  • September9 (8.6%)
  • October7 (6.7%)
  • November5 (4.8%)
  • December5 (4.8%)

Light conditions

  • Daylight79 (75%)
  • Dark, no street lighting15 (14%)
  • Dark, street lights lit10 (9.5%)
  • Dark, lighting unknown1 (1%)

Weather at the time

  • Fine, no high winds90 (86%)
  • Raining, no high winds9 (8.6%)
  • Fine with high winds1 (1%)
  • Raining with high winds1 (1%)
  • Snowing, no high winds1 (1%)
  • Other2 (1.9%)
  • Not recorded1 (1%)

Road surface

  • Dry84 (80%)
  • Wet or damp20 (19%)
  • Snow1 (1%)

Speed limit at the scene

  • 20 mph38 (36%)
  • 30 mph3 (2.9%)
  • 40 mph14 (13%)
  • 50 mph1 (1%)
  • 60 mph46 (44%)
  • 70 mph3 (2.9%)

Type of road

  • Single carriageway96 (91%)
  • Dual carriageway4 (3.8%)
  • One way street or slip road3 (2.9%)
  • Roundabout2 (1.9%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Gwynedd in 2025

Casualties by road user

  • Car occupant103 (62%)
  • Motorcyclist30 (18%)
  • Pedestrian17 (10%)
  • Cyclist10 (6%)
  • Minibus occupant2 (1.2%)
  • Van occupant2 (1.2%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (0.6%)
  • Goods vehicle occupant (weight unknown)1 (0.6%)

Casualties by age

  • 0 to 52 (1.2%)
  • 6 to 105 (3%)
  • 11 to 153 (1.8%)
  • 16 to 2021 (13%)
  • 21 to 2519 (11%)
  • 26 to 3512 (7.2%)
  • 36 to 4528 (17%)
  • 46 to 5517 (10%)
  • 56 to 6533 (20%)
  • 66 to 7513 (7.8%)
  • Over 7513 (7.8%)

Drivers, passengers and pedestrians

  • Driver or rider102 (61%)
  • Passenger47 (28%)
  • Pedestrian17 (10%)

Vehicles involved

  • Car118 (67%)
  • Motorcycle28 (16%)
  • Van or goods vehicle up to 3.5 tonnes11 (6.3%)
  • Pedal cycle10 (5.7%)
  • Goods vehicle over 3.5 tonnes3 (1.7%)
  • Goods vehicle, weight unknown2 (1.1%)
  • Agricultural vehicle1 (0.6%)
  • Bus or coach1 (0.6%)
  • Minibus1 (0.6%)

Source: Department for Transport, STATS19 road safety data

Crash map for Gwynedd in 2025

Map of the last 24 crashes of 2025 and the 10 busiest accident hotspots in Gwynedd

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

  • 24 crashes
  • Fatal
  • Serious
  • Slight

Accident hotspots (10)

How Gwynedd ranked among 351 areas in 2025

Of the 351 areas in England, Scotland and Wales, Gwynedd had fewer road collisions than 300 of them in 2025.

Collisions
301st
of 351 areas, highest first
Casualties
280th
of 351 areas, highest first
Fatal collisions
57th
highest of 351 areas
Serious collisions
186th
of 351 areas, highest first

Accident hotspots in Gwynedd in 2025

Gorllewin Porthmadog, Gwynedd, LL49 9AF area was the busiest accident hotspot in Gwynedd in 2025, with 6 collisions, 4 of them serious.

Roads in Gwynedd with the most crashes in 2025

The A487 had the most collisions in Gwynedd in 2025: 15, including 3 fatal and 7 serious.

Roads ranked by collisions in Gwynedd, 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA487153237
2ndA49491114
3rdA49761303
4thA49961102
5thA561014
6thA40865602
7thA4965604
8thA42443601
9thA4933502
10thA553400
11thB43543402
12thA4702902
13thB44132200
14thB44172401
15thA40871100
16thA4581200
17thA4981100
18thB43661101
19thB45471101

Towns in Gwynedd: crashes in 2025

Bangor had the most collisions of any town in Gwynedd in 2025: 11.

Postcode districts in Gwynedd: crashes in 2025

LL57 had the most collisions of any postcode district in Gwynedd in 2025: 25.

Latest crashes in Gwynedd in 2025

Of the last 24 crashes in Gwynedd in 2025, 4 were fatal and 11 were serious. The last was on 28 December 2025.

Severity

Gwynedd road accidents in other years