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CrashStats

SP11 road accidents: crash map and statistics

Police recorded 3,943 road traffic collisions in the SP11 postcode district, Test Valley, from 1979 to 2025, and 5,743 people were killed or injured in them. Of those collisions, 122 were fatal and 966 were serious.

In 2025 police recorded 50 collisions, down 4% on 2024 (52).

Collisions since 1979
3,943
910th highest of 2,813 postcode districts
Casualties
5,743
1.46 per collision
Fatal collisions
122
141 people killed
Serious collisions
966
1,229 seriously injured
Collisions in 2025
50
Down 4% on 2024
Casualties in 2025
64
Down 16% on 2024

Road collision statistics for SP11

Collisions by severity, 1979 to 2025

  • Fatal1223.1%
  • Serious96624%
  • Slight2,85572%

What the data shows

  • SP11 had 560 collisions from 2016 to 2025, 7% fewer than the 604 from 2006 to 2015.
  • 28% of collisions in SP11 were fatal or serious, against 20% across Great Britain.
  • 491 children under 16 were killed or injured in SP11, 8.6% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 37% of collisions in SP11.

Where SP11 ranks among 2,813 postcode districts

Most collisions
910th
Most casualties
772nd
Most fatal collisions
163rd
Most serious collisions
433rd

Collisions by day of the week

  • Monday525 (13%)
  • Tuesday515 (13%)
  • Wednesday585 (15%)
  • Thursday593 (15%)
  • Friday676 (17%)
  • Saturday572 (15%)
  • Sunday477 (12%)

Light conditions

  • Daylight2,746 (70%)
  • Dark, no street lighting966 (24%)
  • Dark, street lights lit169 (4.3%)
  • Dark, lighting unknown48 (1.2%)
  • Dark, street lights unlit14 (0.4%)

Type of road

  • Single carriageway3,159 (80%)
  • Dual carriageway699 (18%)
  • Roundabout44 (1.1%)
  • One way street or slip road32 (0.8%)
  • Not recorded9 (0.2%)

Speed limit at the scene

  • 20 mph4 (0.1%)
  • 30 mph555 (14%)
  • 40 mph250 (6.3%)
  • 50 mph170 (4.3%)
  • 60 mph2,196 (56%)
  • 70 mph768 (19%)

Weather at the time

  • Fine, no high winds3,078 (78%)
  • Raining, no high winds507 (13%)
  • Fog or mist86 (2.2%)
  • Fine with high winds73 (1.9%)
  • Raining with high winds64 (1.6%)
  • Snowing, no high winds21 (0.5%)
  • Snowing with high winds6 (0.2%)
  • Other95 (2.4%)
  • Not recorded13 (0.3%)

Who was hurt

  • Car occupant4,025 (70%)
  • Motorcyclist759 (13%)
  • Pedestrian275 (4.8%)
  • Cyclist230 (4%)
  • Van occupant220 (3.8%)
  • Goods vehicle occupant (over 3.5 tonnes)79 (1.4%)
  • Minibus occupant51 (0.9%)
  • Bus or coach occupant45 (0.8%)
  • Other vehicle occupant32 (0.6%)
  • Taxi or private hire car occupant22 (0.4%)
  • Other5 (0.1%)

Source: Department for Transport, STATS19 road safety data

SP11 road accidents by year

Collisions and casualties in SP11, 1979 to 2025

Collisions in SP11 peaked at 128 in 1989; 2025 had 50.

  • Collisions
  • Collisions in 2025: 50
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20255064
20245276
20235984
20225879
20213870
20204759
20196389
201871102
20175078
20167291
20155678
20145873
20135573
20125470
201166107
20105264
20095573
20086386
20076690
20067998
20057397
200471114
20037695
200298136
200183114
200099162
199993137
1998102155
1997114163
1996102147
1995111183
1994113162
199397117
199289121
199195156
1990120167
1989128200
1988112169
1987103186
1986126182
1985108159
1984107168
1983110158
1982115167
1981105169
1980110172
1979119183

Map of recent crashes in SP11

Map of the 24 most recent crashes in SP11

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SP11

The 24 most recent collisions in SP11 happened between 8 July and 31 December 2025.

Severity

Crashes by road in SP11

The A303 has the most collisions in SP11, 736 of 3,943 (19%), followed by the A342 (607).

Collisions in SP11 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA3037361,16238187
2ndA34260788817137
3rdA34344464216124
4thA3057146212438
5thB3400108175819
6thA302699147326
7thB304885114217
8thB30846487220
9thA30936077113
10thB34202839010
11thA346222901
12thA9702138211
13thA97191513
14thB34026700
15thB907461002
16thA355604
17thA303400
18thB30573401

Council areas covering SP11

Collisions in SP11 were recorded in 6 council areas. Test Valley has 3,234 of 3,943 (82%).

Collisions in SP11 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stTest Valley3,2344,750102807
2ndWiltshire50571115102
3rdBasingstoke and Deane185257549
4thSouthampton111205
5thNew Forest3502
6thRushmoor3301

Towns in SP11

Collisions in SP11 were recorded in 2 towns, led by Ludgershall, Wiltshire (244) and Andover (65).