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CrashStats

Cardiff road accidents in 2020: crash map and statistics

Police recorded 258 road traffic collisions in Cardiff in 2020, and 301 people were killed or injured in them. Of those collisions, 6 were fatal and 24 were serious.

Collisions were down 41% on 2019 (436), and casualties fell from 564.

Across all years from 1979 to 2025, police recorded 43,003 collisions in Cardiff.

Collisions in 2020
258
Down 41% on 2019
Casualties in 2020
301
Down 47% on 2019
Fatal collisions
6
2.3% of collisions
Serious collisions
24
9.3% of collisions

Crash severity in Cardiff in 2020

2.3% of collisions in Cardiff in 2020 were fatal and 9.3% serious, against 1.2% and 13% in Cardiff from 1979 to 2025.

Collisions by worst injury

  • Fatal62.3%
  • Serious249.3%
  • Slight22888%

People hurt, by injury

  • Fatal62%
  • Serious279%
  • Slight26889%

Cardiff road accidents by year

Collisions and casualties in Cardiff, 1979 to 2025

Collisions peaked at 1,341 in 1989. 2020 is highlighted, with 258, down 41% on 2019.

  • Collisions
  • Collisions in 2020: 258
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025272348
2024240330
2023293362
2022275373
2021265309
2020258301
2019436564
2018366482
2017480619
2016535689
2015622816
2014641851
2013644867
2012618802
20117441,125
20107541,117
20098261,115
20089091,226
20079851,432
20061,0201,390
20051,1181,516
20041,1231,556
20031,1961,634
20021,1881,682
20011,1431,544
20001,1301,575
19991,0921,489
19981,1171,474
19971,1361,476
19961,1191,487
19951,1751,516
19941,3071,714
19931,1451,457
19921,2351,577
19911,1521,503
19901,3241,664
19891,3411,676
19881,3061,574
19871,1301,391
19861,1331,459
19851,1361,382
19841,1561,414
19831,1231,355
19821,1931,459
19811,1561,429
19801,2531,556
19791,1931,457

When and where crashes happen in Cardiff in 2020

Collisions by day of the week

  • Monday41 (16%)
  • Tuesday35 (14%)
  • Wednesday41 (16%)
  • Thursday49 (19%)
  • Friday42 (16%)
  • Saturday26 (10%)
  • Sunday24 (9.3%)

Collisions by time of day

  • 00:00 to 02:592 (0.8%)
  • 03:00 to 05:594 (1.6%)
  • 06:00 to 08:5933 (13%)
  • 09:00 to 11:5931 (12%)
  • 12:00 to 14:5949 (19%)
  • 15:00 to 17:5965 (25%)
  • 18:00 to 20:5956 (22%)
  • 21:00 to 23:5918 (7%)

Collisions by month

  • January39 (15%)
  • February28 (11%)
  • March11 (4.3%)
  • April11 (4.3%)
  • May11 (4.3%)
  • June20 (7.8%)
  • July17 (6.6%)
  • August23 (8.9%)
  • September24 (9.3%)
  • October25 (9.7%)
  • November25 (9.7%)
  • December24 (9.3%)

Light conditions

  • Daylight179 (69%)
  • Dark, street lights lit72 (28%)
  • Dark, street lights unlit4 (1.6%)
  • Dark, no street lighting2 (0.8%)
  • Dark, lighting unknown1 (0.4%)

Weather at the time

  • Fine, no high winds193 (75%)
  • Raining, no high winds45 (17%)
  • Raining with high winds6 (2.3%)
  • Fine with high winds2 (0.8%)
  • Other10 (3.9%)
  • Not recorded2 (0.8%)

Road surface

  • Dry162 (63%)
  • Wet or damp95 (37%)
  • Flood over 3cm deep1 (0.4%)

Speed limit at the scene

  • 20 mph42 (16%)
  • 30 mph172 (67%)
  • 40 mph23 (8.9%)
  • 50 mph11 (4.3%)
  • 60 mph2 (0.8%)
  • 70 mph8 (3.1%)

Type of road

  • Single carriageway176 (68%)
  • Dual carriageway61 (24%)
  • Roundabout14 (5.4%)
  • One way street or slip road7 (2.7%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Cardiff in 2020

Casualties by road user

  • Car occupant144 (48%)
  • Cyclist64 (21%)
  • Pedestrian49 (16%)
  • Motorcyclist31 (10%)
  • Bus or coach occupant3 (1%)
  • Van occupant2 (0.7%)
  • E-scooter or powered transporter user1 (0.3%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (0.3%)
  • Other vehicle occupant1 (0.3%)
  • Taxi or private hire car occupant1 (0.3%)
  • Not recorded4 (1.3%)

Casualties by age

  • 0 to 52 (0.7%)
  • 6 to 1010 (3.3%)
  • 11 to 1521 (7%)
  • 16 to 2028 (9.3%)
  • 21 to 2534 (11%)
  • 26 to 3568 (23%)
  • 36 to 4547 (16%)
  • 46 to 5544 (15%)
  • 56 to 6520 (6.6%)
  • 66 to 7516 (5.3%)
  • Over 7510 (3.3%)
  • Not recorded1 (0.3%)

Drivers, passengers and pedestrians

  • Driver or rider208 (69%)
  • Pedestrian49 (16%)
  • Passenger44 (15%)

Vehicles involved

  • Car334 (68%)
  • Pedal cycle66 (13%)
  • Motorcycle36 (7.3%)
  • Van or goods vehicle up to 3.5 tonnes20 (4.1%)
  • Taxi or private hire car10 (2%)
  • Goods vehicle over 3.5 tonnes8 (1.6%)
  • Bus or coach7 (1.4%)
  • Personal powered transporter (e-scooter or similar)4 (0.8%)
  • Other vehicle3 (0.6%)
  • Minibus2 (0.4%)
  • Other1 (0.2%)

Source: Department for Transport, STATS19 road safety data

Crash map for Cardiff in 2020

Map of the last 24 crashes of 2020 and the 10 busiest accident hotspots in Cardiff

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Cardiff ranked among 350 areas in 2020

Of the 350 areas in England, Scotland and Wales, Cardiff had the 115th most road collisions in 2020.

Collisions
115th
highest of 350 areas
Casualties
131st
highest of 350 areas
Fatal collisions
63rd
highest of 350 areas
Serious collisions
289th
of 350 areas, highest first

Accident hotspots in Cardiff in 2020

Plasnewydd, Cardiff, CF24 3HP area and Riverside, Cardiff, CF11 6FX area were among the busiest accident hotspots in Cardiff in 2020, with 16 collisions each.

Roads in Cardiff with the most crashes in 2020

The A4161 had the most collisions in Cardiff in 2020: 25, including 3 serious.

Roads ranked by collisions in Cardiff, 2020
RankRoadCollisionsCasualtiesFatalSerious
1stA4161252803
2ndA48242502
3rdA469182212
4thA4232152102
5thA4119131710
6thA470121200
7thB44877900
8thA41606801
9thB42675901
10thM45711
11thA40544400
12thA40552200
13thA42342210
14thB42612200
15thB45622201
16thB42391200
17thB42621100
18thB44881100

Towns in Cardiff: crashes in 2020

Cardiff itself had the most collisions of any town in the area in 2020: 212.

Postcode districts in Cardiff: crashes in 2020

CF14 had the most collisions of any postcode district in Cardiff in 2020: 50.

Latest crashes in Cardiff in 2020

Of the last 24 crashes in Cardiff in 2020, none were fatal and 2 were serious. The last was on 31 December 2020.

Severity

Cardiff road accidents in other years