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CrashStats

SN5 road accidents: crash map and statistics

Collisions since 1979
3,709
991st highest of 2,813 postcode districts
Casualties
4,906
1.32 per collision
Fatal collisions
53
55 people killed
Serious collisions
602
684 seriously injured
Collisions in 2025
71
Up 37% on 2024
Casualties in 2025
89
Up 20% on 2024

Road collision statistics for SN5

Collisions by severity, 1979 to 2025

  • Fatal531.4%
  • Serious60216%
  • Slight3,05482%

What the data shows

  • SN5 had 599 collisions from 2016 to 2025, 3% fewer than the 616 from 2006 to 2015.
  • 18% of collisions in SN5 were fatal or serious, against 20% across Great Britain.
  • 587 children under 16 were killed or injured in SN5, 12% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 37% of collisions in SN5.

Where SN5 ranks among 2,813 postcode districts

Most collisions
991st
Most casualties
1,027th
Most fatal collisions
1,101st
Most serious collisions
1,206th

Collisions by day of the week

  • Monday529 (14%)
  • Tuesday581 (16%)
  • Wednesday578 (16%)
  • Thursday520 (14%)
  • Friday624 (17%)
  • Saturday503 (14%)
  • Sunday374 (10%)

Light conditions

  • Daylight2,687 (72%)
  • Dark, street lights lit638 (17%)
  • Dark, no street lighting339 (9.1%)
  • Dark, lighting unknown24 (0.6%)
  • Dark, street lights unlit21 (0.6%)

Type of road

  • Single carriageway2,185 (59%)
  • Roundabout843 (23%)
  • Dual carriageway635 (17%)
  • One way street or slip road45 (1.2%)
  • Not recorded1 (under 0.1%)

Speed limit at the scene

  • 20 mph22 (0.6%)
  • 30 mph1,332 (36%)
  • 40 mph687 (19%)
  • 50 mph101 (2.7%)
  • 60 mph1,104 (30%)
  • 70 mph463 (12%)

Weather at the time

  • Fine, no high winds2,935 (79%)
  • Raining, no high winds477 (13%)
  • Raining with high winds71 (1.9%)
  • Fine with high winds62 (1.7%)
  • Fog or mist61 (1.6%)
  • Snowing, no high winds21 (0.6%)
  • Snowing with high winds7 (0.2%)
  • Other27 (0.7%)
  • Not recorded48 (1.3%)

Who was hurt

  • Car occupant2,953 (60%)
  • Motorcyclist772 (16%)
  • Cyclist447 (9.1%)
  • Pedestrian371 (7.6%)
  • Van occupant175 (3.6%)
  • Bus or coach occupant72 (1.5%)
  • Goods vehicle occupant (over 3.5 tonnes)55 (1.1%)
  • Taxi or private hire car occupant22 (0.4%)
  • Minibus occupant18 (0.4%)
  • Other vehicle occupant16 (0.3%)
  • Other4 (0.1%)
  • Not recorded1 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

SN5 road accidents by year

Collisions and casualties in SN5, 1979 to 2025

Collisions in SN5 peaked at 136 in 1998; 2025 had 71.

  • Collisions
  • Collisions in 2025: 71
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20257189
20245274
20235676
20226783
20215768
20203846
20196181
20186067
20175876
201679104
20156586
20145977
20136188
20125060
20116083
20105172
20095168
20087095
20076682
200683106
200598132
200488119
200395131
2002109144
2001129190
2000109143
1999108139
1998136183
1997123171
1996111141
199592120
1994101147
19937389
199284124
199189121
199087118
198997126
198894115
198784112
198691112
198586104
198489115
198379108
19827292
19815775
19805884
19795570

Map of recent crashes in SN5

Map of the 24 most recent crashes in SN5

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SN5

The 24 most recent collisions in SN5 happened between 5 September and 6 December 2025.

Severity

Crashes by road in SN5

The A3102 has the most collisions in SN5, 737 of 3,709 (20%), followed by the B4553 (447).

Collisions in SN5 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA3102737970592
2ndB4553447618777
3rdB4534365476249
4thB4006204249319
5thM4175287626
6thB4696112190728
7thA42096118321
8thB404180121119
9thB4289121202
10thB40057802
11thB40963500

Council areas covering SN5

Collisions in SN5 were recorded in 2 council areas. Swindon has 2,528 of 3,709 (68%).

Collisions in SN5 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stSwindon2,5283,19722367
2ndWiltshire1,1811,70931235

Towns in SN5

Collisions in SN5 were recorded in 2 towns, led by Swindon, Swindon (2,069) and Purton (143).