Skip to main content
CrashStats

SP3 road accidents: crash map and statistics

Police recorded 3,613 road traffic collisions in the SP3 postcode district, Wiltshire, from 1979 to 2025, and 5,835 people were killed or injured in them. Of those collisions, 159 were fatal and 811 were serious.

In 2025 police recorded 57 collisions, up 10% on 2024 (52).

Collisions since 1979
3,613
1,031st highest of 2,813 postcode districts
Casualties
5,835
1.62 per collision
Fatal collisions
159
176 people killed
Serious collisions
811
1,102 seriously injured
Collisions in 2025
57
Up 10% on 2024
Casualties in 2025
103
Up 39% on 2024

Road collision statistics for SP3

Collisions by severity, 1979 to 2025

  • Fatal1594.4%
  • Serious81122%
  • Slight2,64373%

What the data shows

  • SP3 had 489 collisions from 2016 to 2025, 15% fewer than the 576 from 2006 to 2015.
  • 27% of collisions in SP3 were fatal or serious, against 20% across Great Britain.
  • 401 children under 16 were killed or injured in SP3, 6.9% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 40% of collisions in SP3.

Where SP3 ranks among 2,813 postcode districts

Most collisions
1,031st
Most casualties
743rd
Most fatal collisions
54th
Most serious collisions
712th

Collisions by day of the week

  • Monday511 (14%)
  • Tuesday445 (12%)
  • Wednesday480 (13%)
  • Thursday501 (14%)
  • Friday621 (17%)
  • Saturday542 (15%)
  • Sunday513 (14%)

Light conditions

  • Daylight2,710 (75%)
  • Dark, no street lighting807 (22%)
  • Dark, street lights lit69 (1.9%)
  • Dark, lighting unknown19 (0.5%)
  • Dark, street lights unlit8 (0.2%)

Type of road

  • Single carriageway3,364 (93%)
  • Dual carriageway189 (5.2%)
  • Roundabout55 (1.5%)
  • One way street or slip road5 (0.1%)

Speed limit at the scene

  • 20 mph3 (0.1%)
  • 30 mph353 (9.8%)
  • 40 mph178 (4.9%)
  • 50 mph103 (2.9%)
  • 60 mph2,727 (75%)
  • 70 mph249 (6.9%)

Weather at the time

  • Fine, no high winds2,715 (75%)
  • Raining, no high winds505 (14%)
  • Raining with high winds119 (3.3%)
  • Fine with high winds97 (2.7%)
  • Fog or mist94 (2.6%)
  • Snowing, no high winds20 (0.6%)
  • Snowing with high winds12 (0.3%)
  • Other7 (0.2%)
  • Not recorded44 (1.2%)

Who was hurt

  • Car occupant4,557 (78%)
  • Motorcyclist440 (7.5%)
  • Van occupant332 (5.7%)
  • Pedestrian178 (3.1%)
  • Goods vehicle occupant (over 3.5 tonnes)149 (2.6%)
  • Cyclist76 (1.3%)
  • Bus or coach occupant40 (0.7%)
  • Other vehicle occupant27 (0.5%)
  • Minibus occupant15 (0.3%)
  • Taxi or private hire car occupant11 (0.2%)
  • Other10 (0.2%)

Source: Department for Transport, STATS19 road safety data

SP3 road accidents by year

Collisions and casualties in SP3, 1979 to 2025

Collisions in SP3 peaked at 117 in 1983; 2025 had 57.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202557103
20245274
20235681
20225796
20213857
20204261
20194470
20184566
20175167
20164769
20156395
20145994
20135070
20124670
20115675
20105680
20094983
200864102
200769115
200664109
200585143
200496170
200397149
200272122
200169119
200099145
1999108173
199895156
199782130
199678124
199595149
1994105187
199394166
1992100163
199198166
1990107180
198993147
198882138
198784149
198686135
198596165
1984106162
1983117185
1982105161
198197161
1980109184
197993169

Map of recent crashes in SP3

Map of the 24 most recent crashes in SP3

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 SP3

The 24 most recent collisions in SP3 happened between 26 July and 29 December 2025.

Severity

Crashes by road in SP3

The A303 has the most collisions in SP3, 1,125 of 3,613 (31%), followed by the A360 (551).

Collisions in SP3 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA3031,1252,01953247
2ndA36055189130119
3rdA3503405631965
4thA303114941268
5thB30892693931268
6thA362173881254
7thB3086130171217
8thB39071108617
9thB3083264029
10thB30983400

Council areas covering SP3

Collisions in SP3 were recorded in 3 council areas. Wiltshire has 3,582 of 3,613 (99%).

Collisions in SP3 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWiltshire3,5825,792159802
2ndSomerset243608
3rdBristol5501