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CrashStats

Dumbarton road accidents: crash map and statistics

Police recorded 1,543 road traffic collisions in Dumbarton, West Dunbartonshire, from 1979 to 2025, and 1,892 people were killed or injured in them. Of those collisions, 22 were fatal and 334 were serious.

In 2025 police recorded 3 collisions, down from 8 in 2024.

Collisions since 1979
1,543
553rd highest of 2,851 towns
Casualties
1,892
1.23 per collision
Fatal collisions
22
22 people killed
Serious collisions
334
356 seriously injured
Collisions in 2025
3
8 in 2024
Casualties in 2025
5
8 in 2024

Road collision statistics for Dumbarton

Collisions by severity, 1979 to 2025

  • Fatal221.4%
  • Serious33422%
  • Slight1,18777%

What the data shows

  • Dumbarton had 92 collisions from 2016 to 2025, 56% fewer than the 209 from 2006 to 2015.
  • 23% of collisions in Dumbarton were fatal or serious, against 20% across Great Britain.
  • 478 children under 16 were killed or injured in Dumbarton, 25% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 43% of collisions in Dumbarton.

Where Dumbarton ranks among 2,851 towns

Most collisions
553rd
Most casualties
567th
Most fatal collisions
451st
Most serious collisions
461st

Collisions by day of the week

  • Monday227 (15%)
  • Tuesday201 (13%)
  • Wednesday214 (14%)
  • Thursday246 (16%)
  • Friday261 (17%)
  • Saturday227 (15%)
  • Sunday167 (11%)

Light conditions

  • Daylight1,123 (73%)
  • Dark, street lights lit388 (25%)
  • Dark, street lights unlit15 (1%)
  • Dark, no street lighting9 (0.6%)
  • Dark, lighting unknown8 (0.5%)

Type of road

  • Single carriageway1,134 (73%)
  • Dual carriageway295 (19%)
  • Roundabout89 (5.8%)
  • One way street or slip road14 (0.9%)
  • Not recorded11 (0.7%)

Speed limit at the scene

  • 20 mph10 (0.6%)
  • 30 mph1,241 (80%)
  • 40 mph243 (16%)
  • 50 mph2 (0.1%)
  • 60 mph31 (2%)
  • 70 mph16 (1%)

Weather at the time

  • Fine, no high winds1,106 (72%)
  • Raining, no high winds307 (20%)
  • Raining with high winds56 (3.6%)
  • Fine with high winds24 (1.6%)
  • Snowing, no high winds10 (0.6%)
  • Fog or mist4 (0.3%)
  • Snowing with high winds4 (0.3%)
  • Other22 (1.4%)
  • Not recorded10 (0.6%)

Who was hurt

  • Car occupant894 (47%)
  • Pedestrian620 (33%)
  • Motorcyclist110 (5.8%)
  • Cyclist98 (5.2%)
  • Bus or coach occupant70 (3.7%)
  • Van occupant37 (2%)
  • Taxi or private hire car occupant35 (1.8%)
  • Goods vehicle occupant (over 3.5 tonnes)12 (0.6%)
  • Minibus occupant9 (0.5%)
  • Other vehicle occupant7 (0.4%)

Source: Department for Transport, STATS19 road safety data

Dumbarton road accidents by year

Collisions and casualties in Dumbarton, 1979 to 2025

Collisions in Dumbarton peaked at 69 in 1981; 2025 had 3.

  • Collisions
  • Collisions in 2025: 3
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202535
202488
2023910
202256
202134
202068
20191722
20181115
20171515
20161519
20151720
20141721
20132123
20121518
20111419
20102325
20091925
20082529
20072325
20063543
20054248
20043848
20032534
20023239
20014149
20003439
19993850
19985375
19974258
19964349
19954352
19944861
19934853
19925060
19915876
19905982
19896179
19886884
19874956
19865059
19855054
19845462
19834455
19825161
19816982
19804559
197978

Map of recent crashes in Dumbarton

Map of the 24 most recent crashes in Dumbarton

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 Dumbarton

The 24 most recent collisions in Dumbarton happened between 1 April 2022 and 21 November 2025.

Severity

Crashes by road in Dumbarton

The A814 has the most collisions in Dumbarton, 463 of 1,543 (30%), followed by the A82 (250).

Collisions in Dumbarton on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA814463593997
2ndA82250333868
3rdB830394204
4thA813152114
5thA8113301
6thA8123501

Council area for Dumbarton

Dumbarton is in West Dunbartonshire, where police recorded 10,627 collisions from 1979 to 2025. Dumbarton accounts for 15% of them.

Postcode district for Dumbarton

All 1,543 collisions in Dumbarton were in the G82 postcode district.