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CrashStats

Ystradgynlais road accidents: crash map and statistics

Police recorded 268 road traffic collisions in Ystradgynlais, Powys, from 1979 to 2025, and 347 people were killed or injured in them. Of those collisions, 6 were fatal and 57 were serious.

In 2025 police recorded 3 collisions, the same number as in 2024.

Collisions since 1979
268
1,659th of 2,851 towns, highest first
Casualties
347
1.29 per collision
Fatal collisions
6
6 people killed
Serious collisions
57
67 seriously injured
Collisions in 2025
3
3 in 2024
Casualties in 2025
6
3 in 2024

Road collision statistics for Ystradgynlais

Collisions by severity, 1979 to 2025

  • Fatal62.2%
  • Serious5721%
  • Slight20576%

What the data shows

  • Ystradgynlais had 28 collisions from 2016 to 2025, 45% fewer than the 51 from 2006 to 2015.
  • 24% of collisions in Ystradgynlais were fatal or serious, against 20% across Great Britain.
  • 58 children under 16 were killed or injured in Ystradgynlais, 17% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 41% of collisions in Ystradgynlais.

Where Ystradgynlais ranks among 2,851 towns

Most collisions
1,659th
Most casualties
1,659th
Most fatal collisions
1,233rd
Most serious collisions
1,615th

Collisions by day of the week

  • Monday28 (10%)
  • Tuesday39 (15%)
  • Wednesday47 (18%)
  • Thursday33 (12%)
  • Friday55 (21%)
  • Saturday40 (15%)
  • Sunday26 (9.7%)

Light conditions

  • Daylight189 (71%)
  • Dark, street lights lit74 (28%)
  • Dark, lighting unknown2 (0.7%)
  • Dark, street lights unlit2 (0.7%)
  • Dark, no street lighting1 (0.4%)

Type of road

  • Single carriageway251 (94%)
  • One way street or slip road7 (2.6%)
  • Roundabout7 (2.6%)
  • Dual carriageway2 (0.7%)
  • Not recorded1 (0.4%)

Speed limit at the scene

  • 20 mph6 (2.2%)
  • 30 mph224 (84%)
  • 40 mph17 (6.3%)
  • 50 mph2 (0.7%)
  • 60 mph19 (7.1%)

Weather at the time

  • Fine, no high winds192 (72%)
  • Raining, no high winds55 (21%)
  • Raining with high winds6 (2.2%)
  • Snowing with high winds2 (0.7%)
  • Snowing, no high winds2 (0.7%)
  • Other10 (3.7%)
  • Not recorded1 (0.4%)

Who was hurt

  • Car occupant201 (58%)
  • Pedestrian75 (22%)
  • Motorcyclist25 (7.2%)
  • Cyclist22 (6.3%)
  • Bus or coach occupant7 (2%)
  • Taxi or private hire car occupant6 (1.7%)
  • Van occupant5 (1.4%)
  • Goods vehicle occupant (over 3.5 tonnes)2 (0.6%)
  • Goods vehicle occupant (weight unknown)2 (0.6%)
  • Minibus occupant1 (0.3%)
  • Other1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Ystradgynlais road accidents by year

Collisions and casualties in Ystradgynlais, 1979 to 2025

Collisions in Ystradgynlais peaked at 10 in 2004; 2025 had 3.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202536
202433
202323
202211
202100
202022
201922
2018811
201744
201633
201577
2014711
201344
2012511
201144
201045
200956
200833
200759
2006710
200588
20041012
200355
2002910
2001911
20001015
199956
19981013
199768
1996712
199559
199458
1993911
199289
19911014
1990912
198978
198845
198788
198627
198534
198499
1983912
198266
198148
198044
197988

Map of recent crashes in Ystradgynlais

Map of the 24 most recent crashes in Ystradgynlais

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 Ystradgynlais

The 24 most recent collisions in Ystradgynlais happened between 22 July 2017 and 17 June 2025.

Severity

Crashes by road in Ystradgynlais

The B4599 has the most collisions in Ystradgynlais, 138 of 268 (51%), followed by the A4067 (55).

Collisions in Ystradgynlais on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stB4599138180131
2ndA40675577412

Council area for Ystradgynlais

Ystradgynlais is in Powys, where police recorded 20,843 collisions from 1979 to 2025. Ystradgynlais accounts for 1.3% of them.

Postcode district for Ystradgynlais

All 268 collisions in Ystradgynlais were in the SA9 postcode district.