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CrashStats

SA20 road accidents: crash map and statistics

Police recorded 821 road traffic collisions in the SA20 postcode district, Carmarthenshire, from 1979 to 2025, and 1,119 people were killed or injured in them. Of those collisions, 20 were fatal and 241 were serious.

In 2025 police recorded 10 collisions, down from 14 in 2024.

Collisions since 1979
821
2,274th of 2,813 postcode districts, highest first
Casualties
1,119
1.36 per collision
Fatal collisions
20
23 people killed
Serious collisions
241
300 seriously injured
Collisions in 2025
10
14 in 2024
Casualties in 2025
11
Down 54% on 2024

Road collision statistics for SA20

Collisions by severity, 1979 to 2025

  • Fatal202.4%
  • Serious24129%
  • Slight56068%

What the data shows

  • SA20 had 137 collisions from 2016 to 2025, 19% fewer than the 169 from 2006 to 2015.
  • 32% of collisions in SA20 were fatal or serious, against 20% across Great Britain.
  • 82 children under 16 were killed or injured in SA20, 7.3% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 44% of collisions in SA20.

Where SA20 ranks among 2,813 postcode districts

Most collisions
2,274th
Most casualties
2,276th
Most fatal collisions
2,159th
Most serious collisions
2,148th

Collisions by day of the week

  • Monday109 (13%)
  • Tuesday103 (13%)
  • Wednesday107 (13%)
  • Thursday98 (12%)
  • Friday120 (15%)
  • Saturday134 (16%)
  • Sunday150 (18%)

Light conditions

  • Daylight656 (80%)
  • Dark, no street lighting131 (16%)
  • Dark, street lights lit25 (3%)
  • Dark, lighting unknown3 (0.4%)
  • Dark, street lights unlit3 (0.4%)
  • Not recorded3 (0.4%)

Type of road

  • Single carriageway798 (97%)
  • Dual carriageway7 (0.9%)
  • One way street or slip road3 (0.4%)
  • Not recorded13 (1.6%)

Speed limit at the scene

  • 20 mph1 (0.1%)
  • 30 mph159 (19%)
  • 40 mph8 (1%)
  • 50 mph7 (0.9%)
  • 60 mph645 (79%)
  • 70 mph1 (0.1%)

Weather at the time

  • Fine, no high winds587 (71%)
  • Raining, no high winds164 (20%)
  • Raining with high winds13 (1.6%)
  • Fog or mist10 (1.2%)
  • Fine with high winds7 (0.9%)
  • Snowing with high winds4 (0.5%)
  • Snowing, no high winds3 (0.4%)
  • Other27 (3.3%)
  • Not recorded6 (0.7%)

Who was hurt

  • Car occupant657 (59%)
  • Motorcyclist226 (20%)
  • Pedestrian61 (5.5%)
  • Goods vehicle occupant (over 3.5 tonnes)46 (4.1%)
  • Van occupant37 (3.3%)
  • Bus or coach occupant35 (3.1%)
  • Cyclist33 (2.9%)
  • Other vehicle occupant15 (1.3%)
  • Agricultural vehicle occupant4 (0.4%)
  • Minibus occupant4 (0.4%)
  • Other1 (0.1%)

Source: Department for Transport, STATS19 road safety data

SA20 road accidents by year

Collisions and casualties in SA20, 1979 to 2025

Collisions in SA20 peaked at 28 in 2005; 2025 had 10.

  • Collisions
  • Collisions in 2025: 10
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251011
20241424
20231114
2022811
20211012
202089
20191822
20181416
20171926
20162530
20152325
20141621
20131617
20121624
20111927
20101317
20091519
20081727
20071414
20062023
20052837
20042632
20031621
20022630
20011824
20002733
19991416
19982029
19972028
19961217
19951931
19942334
19931418
19921321
19911319
19901924
19892128
19882031
19871826
1986911
19851719
19841827
19831922
19822539
19812258
19802235
19791620

Map of recent crashes in SA20

Map of the 24 most recent crashes in SA20

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 SA20

The 24 most recent collisions in SA20 happened between 29 January 2024 and 23 November 2025.

Severity

Crashes by road in SA20

The A40 has the most collisions in SA20, 344 of 821 (42%), followed by the A483 (224).

Collisions in SA20 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA403444439103
2ndA483224318274
3rdA40695877321

Council areas covering SA20

Collisions in SA20 were recorded in 2 council areas. Carmarthenshire has 811 of 821 (99%).

Collisions in SA20 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stCarmarthenshire8111,10219237
2ndPowys101714

Town in SA20

Of the 821 collisions in SA20, 146 (18%) were in Llandovery.