Mountain Ash road traffic accidents
Mountain Ash recorded 410 collisions in the STATS19 data between 1999 and 2023, involving 568 casualties. Of these collisions, 3 were fatal and 49 were serious. Recorded collisions in 2023 were up 100% on 2022.
Severity Breakdown
- Fatal
- 3
- Serious
- 49
- Casualties
- 568
- Fatal
- 3
- Serious
- 49
- Casualties
- 568
Collisions by Year
Areas covering Mountain Ash
Roads in Mountain Ash
Postcode districts in Mountain Ash
Accidents in Mountain Ash
Road collision statistics for Mountain Ash
Collisions recorded
410
Police-reported road traffic collisions captured in the STATS19 data.
People injured or killed
568
Casualties recorded across every collision in this area.
Fatal collisions
3
Collisions in which at least one person died.
Serious collisions
49
12.7% of collisions here ended in a death or serious injury.
Severity of collisions
What the data shows in Mountain Ash
Collisions in Mountain Ash are most frequently recorded on a Tuesday (15.4% of the total), with 31% happening in darkness rather than daylight. The most common posted speed limit at the scene is 30 mph.
92.7% of recorded collisions in Mountain Ash happen on a single carriageway. Around 20.5% were recorded in adverse weather such as rain, snow or fog.
The collisions in Mountain Ash have produced 568 casualties. Pedestrians account for 25% of those casualties, a marker of the risk to people on foot here.
Collisions by day of the week
Collisions by day of the week: Sunday 62 collisions, Monday 51 collisions, Tuesday 63 collisions, Wednesday 57 collisions, Thursday 63 collisions, Friday 59 collisions, Saturday 55 collisions.
Light conditions
Light conditions: Daylight 283 collisions, Darkness 127 collisions.
Road type
Road type: Single carriageway 380 collisions, One way street 10 collisions, Roundabout 6 collisions, Dual carriageway 6 collisions, Unknown 4 collisions, Other 3 collisions, Slip road 1 collisions.
Speed limit at the scene
Speed limit at the scene: 20 mph 5 collisions, 30 mph 358 collisions, 40 mph 17 collisions, 50 mph 2 collisions, 60 mph 28 collisions.
Weather at the time
Weather at the time: Fine no high winds 321 collisions, Raining no high winds 62 collisions, Raining + high winds 12 collisions, Fine + high winds 5 collisions, Other 5 collisions.
Who was hurt
Who was hurt: Driver or rider 282 casualties, Passenger 144 casualties, Pedestrian 142 casualties.
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Recent Accidents
Showing 20 of 410 accidents
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SlightAccident 2020622001069
SlightAccident 2020622000803
SlightAccident 2020622000613
SlightAccident 2019621901597
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SlightAccident 2019621901278
SlightAccident 2019621900772
SlightAccident 2019621900547
SlightAccident 2019621900515
SlightAccident 2019621900452
SlightAccident 2019621900397
SlightAccident 2018621900001
SlightAccident 2018621900055
SlightAccident 2018621801508
SlightAccident 2018621801454
SlightAccident 2018621900047
SlightAccident 2018621801421
SlightFrequently asked questions about road accidents in Mountain Ash
How many road accidents have there been in Mountain Ash?
410 collisions have been recorded in Mountain Ash in the STATS19 road safety data between 1999 and 2023, involving 568 casualties.
How many of the collisions in Mountain Ash were serious or fatal?
3 were fatal and 49 were serious — 12.7% of all recorded collisions in Mountain Ash resulted in a death or serious injury.
When do most road accidents happen in Mountain Ash?
Tuesday is the most common day for collisions in Mountain Ash, accounting for 15.4% of them, and 31% of all collisions here happen in darkness.
What kind of roads do collisions in Mountain Ash happen on?
92.7% of collisions in Mountain Ash are recorded on a single carriageway, most often where the limit is 30 mph.
Are pedestrians often hurt in collisions in Mountain Ash?
Pedestrians make up 25% of the 568 casualties recorded in Mountain Ash.
Is road safety in Mountain Ash getting better or worse?
Recorded collisions in Mountain Ash rose 100% in 2023 compared with 2022. Year-on-year figures move with both genuine risk and changes in reporting, so they are best read as a trend rather than a single verdict.
Where does the road accident data for Mountain Ash come from?
It comes from STATS19, the official record of personal-injury road collisions reported to the police and published by the Department for Transport. The figures for Mountain Ash cover 1999 to 2023.