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CrashStats

A4119 accidents: crash map and statistics

Police recorded 3,046 collisions on the A4119 from 1979 to 2025, with 4,464 casualties. Of those crashes, 58 were fatal and 472 serious, and 62 people were killed.

In 2025 there were 23 collisions on the A4119, up 28% from 18 in 2024, with 36 casualties.

Collisions since 1979
3,046
380th highest of 4,923 roads
Casualties
4,464
1.47 per collision
Fatal collisions
58
62 people killed
Serious collisions
472
616 seriously injured
Collisions in 2025
23
Up 28% on 2024
Casualties in 2025
36
Up 6% on 2024

Crash severity on the A4119

On the A4119, 1.9% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal581.9%
  • Serious47215%
  • Slight2,51683%

Where the A4119 ranks among 4,923 roads

Most collisions
380th
Most casualties
339th
Most fatal collisions
370th
Most serious collisions
454th

A4119 accidents by year

Collisions on the A4119 peaked at 128 in 1981 and were down to 23 in 2025.

Collisions and casualties on the A4119, 1979 to 2025

  • Collisions
  • Collisions in 2025: 23
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252336
20241834
20232130
20221822
20211721
20202837
20194159
20183045
20173139
20166180
20154861
20145886
20134683
20124058
20115288
20105171
20095688
200867108
200774123
200675102
200573125
200472124
200378116
200276117
200170103
20005282
19995086
19984578
199763105
19964466
19955992
199478108
19936184
19926694
19915072
19906280
198991134
198899133
1987110148
1986107153
198598158
1984125159
1983105118
1982110161
1981128187
1980118179
1979101131

When crashes happen on the A4119

Friday has the most collisions on the A4119 (528), and 3pm to 6pm is the busiest time of day (680).

Collisions by day of the week

  • Monday404 (13%)
  • Tuesday445 (15%)
  • Wednesday459 (15%)
  • Thursday443 (15%)
  • Friday528 (17%)
  • Saturday475 (16%)
  • Sunday292 (9.6%)

Collisions by time of day

  • Midnight to 3am135 (4.4%)
  • 3am to 6am66 (2.2%)
  • 6am to 9am360 (12%)
  • 9am to noon434 (14%)
  • Noon to 3pm539 (18%)
  • 3pm to 6pm680 (22%)
  • 6pm to 9pm480 (16%)
  • 9pm to midnight352 (12%)

Collisions by month

  • January245 (8%)
  • February225 (7.4%)
  • March235 (7.7%)
  • April228 (7.5%)
  • May246 (8.1%)
  • June237 (7.8%)
  • July248 (8.1%)
  • August247 (8.1%)
  • September255 (8.4%)
  • October277 (9.1%)
  • November312 (10%)
  • December291 (9.6%)

Light conditions at the time

  • Daylight2,055 (67%)
  • Dark, street lights lit803 (26%)
  • Dark, street lights unlit73 (2.4%)
  • Dark, no street lighting62 (2%)
  • Dark, lighting unknown47 (1.5%)
  • Not recorded6 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4119 crashes

On the A4119, 52% of collisions happened where the speed limit was 30 mph and 64% on a dry road surface.

Speed limit at the scene

  • 20 mph51 (1.7%)
  • 30 mph1,597 (52%)
  • 40 mph181 (5.9%)
  • 50 mph337 (11%)
  • 60 mph795 (26%)
  • 70 mph85 (2.8%)

Weather at the time

  • Fine, no high winds2,350 (77%)
  • Raining, no high winds492 (16%)
  • Raining with high winds72 (2.4%)
  • Fine with high winds32 (1.1%)
  • Other61 (2%)
  • Not recorded39 (1.3%)

Road surface

  • Dry1,939 (64%)
  • Wet or damp1,007 (33%)
  • Frost or ice81 (2.7%)
  • Snow11 (0.4%)
  • Other2 (0.1%)
  • Not recorded6 (0.2%)

Type of road

  • Single carriageway2,189 (72%)
  • Dual carriageway499 (16%)
  • Roundabout325 (11%)
  • One way street or slip road19 (0.6%)
  • Not recorded14 (0.5%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4119 crashes

Car occupants make up 68% of the people killed or injured on the A4119, followed by pedestrians (12%).

Casualties by road user

  • Car occupant3,019 (68%)
  • Pedestrian542 (12%)
  • Motorcyclist342 (7.7%)
  • Cyclist239 (5.4%)
  • Bus or coach occupant134 (3%)
  • Van occupant84 (1.9%)
  • Other102 (2.3%)
  • Not recorded2 (under 0.1%)

Vehicles involved

  • Car4,422 (79%)
  • Motorcycle352 (6.2%)
  • Pedal cycle239 (4.2%)
  • Van or goods vehicle up to 3.5 tonnes203 (3.6%)
  • Goods vehicle over 3.5 tonnes154 (2.7%)
  • Bus or coach133 (2.4%)
  • Other128 (2.3%)
  • Not recorded2 (under 0.1%)

Casualties by age

  • 0 to 586 (1.9%)
  • 6 to 10116 (2.6%)
  • 11 to 15198 (4.4%)
  • 16 to 20766 (17%)
  • 21 to 25663 (15%)
  • 26 to 35919 (21%)
  • 36 to 45596 (13%)
  • 46 to 55490 (11%)
  • 56 to 65334 (7.5%)
  • 66 to 75175 (3.9%)
  • Over 75117 (2.6%)
  • Not recorded4 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider2,555 (57%)
  • Passenger1,367 (31%)
  • Pedestrian542 (12%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4119

Map of the 25 most recent crashes on the A4119

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A4119 crashes by council area

Collisions on the A4119 were recorded in 4 council areas. Rhondda Cynon Taf has the most, with 1,616, followed by Cardiff (1,392) and Vale of Glamorgan (29).

Collisions on the A4119 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stRhondda Cynon Taf1,6162,53935253
2ndCardiff1,3921,87222214
3rdVale of Glamorgan293804
4thSwansea71311

A4119 crashes by town

Collisions on the A4119 were recorded in 7 towns and built-up areas, led by Cardiff (1,049) and Tonypandy (275).

Recent crashes on the A4119

These are the 25 most recent collisions on the A4119, from 7 November 2024 to 29 December 2025.

Severity