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CrashStats

SA31 road accidents: crash map and statistics

Police recorded 2,436 road traffic collisions in the SA31 postcode district, Carmarthenshire, from 1979 to 2025, and 3,341 people were killed or injured in them. Of those collisions, 28 were fatal and 571 were serious.

In 2025 police recorded 34 collisions, up 6% on 2024 (32).

Collisions since 1979
2,436
1,550th of 2,813 postcode districts, highest first
Casualties
3,341
1.37 per collision
Fatal collisions
28
29 people killed
Serious collisions
571
704 seriously injured
Collisions in 2025
34
Up 6% on 2024
Casualties in 2025
42
Down 11% on 2024

Road collision statistics for SA31

Collisions by severity, 1979 to 2025

  • Fatal281.1%
  • Serious57123%
  • Slight1,83775%

What the data shows

  • SA31 had 315 collisions from 2016 to 2025, 36% fewer than the 491 from 2006 to 2015.
  • 25% of collisions in SA31 were fatal or serious, against 20% across Great Britain.
  • 413 children under 16 were killed or injured in SA31, 12% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 36% of collisions in SA31.

Where SA31 ranks among 2,813 postcode districts

Most collisions
1,550th
Most casualties
1,541st
Most fatal collisions
1,907th
Most serious collisions
1,295th

Collisions by day of the week

  • Monday354 (15%)
  • Tuesday320 (13%)
  • Wednesday377 (15%)
  • Thursday339 (14%)
  • Friday416 (17%)
  • Saturday394 (16%)
  • Sunday236 (9.7%)

Light conditions

  • Daylight1,863 (76%)
  • Dark, street lights lit411 (17%)
  • Dark, no street lighting119 (4.9%)
  • Dark, lighting unknown16 (0.7%)
  • Dark, street lights unlit13 (0.5%)
  • Not recorded14 (0.6%)

Type of road

  • Single carriageway1,580 (65%)
  • Dual carriageway365 (15%)
  • Roundabout308 (13%)
  • One way street or slip road165 (6.8%)
  • Not recorded18 (0.7%)

Speed limit at the scene

  • 20 mph42 (1.7%)
  • 30 mph1,537 (63%)
  • 40 mph257 (11%)
  • 50 mph15 (0.6%)
  • 60 mph308 (13%)
  • 70 mph276 (11%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds1,781 (73%)
  • Raining, no high winds382 (16%)
  • Raining with high winds66 (2.7%)
  • Fine with high winds33 (1.4%)
  • Fog or mist20 (0.8%)
  • Snowing, no high winds10 (0.4%)
  • Snowing with high winds2 (0.1%)
  • Other103 (4.2%)
  • Not recorded39 (1.6%)

Who was hurt

  • Car occupant2,141 (64%)
  • Pedestrian565 (17%)
  • Motorcyclist292 (8.7%)
  • Cyclist135 (4%)
  • Van occupant77 (2.3%)
  • Goods vehicle occupant (over 3.5 tonnes)43 (1.3%)
  • Taxi or private hire car occupant26 (0.8%)
  • Bus or coach occupant24 (0.7%)
  • Other vehicle occupant21 (0.6%)
  • Minibus occupant14 (0.4%)
  • Other3 (0.1%)

Source: Department for Transport, STATS19 road safety data

SA31 road accidents by year

Collisions and casualties in SA31, 1979 to 2025

Collisions in SA31 peaked at 83 in 1990; 2025 had 34.

  • Collisions
  • Collisions in 2025: 34
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20253442
20243247
20232730
20223035
20213549
20203031
20192940
20183750
20173045
20163139
20154463
20143449
20133860
20124967
20113852
20105164
20095170
20084869
200768109
20067098
20054872
20044858
20034466
20024869
20016092
20005375
19995780
19986995
199767105
19965375
19956391
19947399
19937299
19927191
19917397
199083119
19898195
19885375
19874657
19864963
19855266
19846378
19836585
19825982
19814967
19805993
19797288

Map of recent crashes in SA31

Map of the 24 most recent crashes in SA31

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SA31

The 24 most recent collisions in SA31 happened between 4 June and 25 December 2025.

Severity

Crashes by road in SA31

The A40 has the most collisions in SA31, 591 of 2,436 (24%), followed by the A484 (355).

Collisions in SA31 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4059183912134
2ndA484355513495
3rdA48221368341
4thB4312197289443
5thA4213113127132
6thA4857497015
7thA41164548012
8thB4300345603
9thA48(M)81001
10thB430951103
11thA42074402
12thA40(M)3602
13thA43123501

Council area for SA31

SA31 is in Carmarthenshire, where police recorded 25,619 collisions from 1979 to 2025. SA31 accounts for 9.5% of them.

Town in SA31

Of the 2,436 collisions in SA31, 1,433 (59%) were in Carmarthen.