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CrashStats

SO16 road accidents: crash map and statistics

Police recorded 10,677 road traffic collisions in the SO16 postcode district, Southampton, from 1979 to 2025, and 13,649 people were killed or injured in them. Of those collisions, 108 were fatal and 1,954 were serious.

In 2025 police recorded 151 collisions, up 16% on 2024 (130).

Collisions since 1979
10,677
38th highest of 2,813 postcode districts
Casualties
13,649
1.28 per collision
Fatal collisions
108
118 people killed
Serious collisions
1,954
2,179 seriously injured
Collisions in 2025
151
Up 16% on 2024
Casualties in 2025
186
Up 16% on 2024

Road collision statistics for SO16

Collisions by severity, 1979 to 2025

  • Fatal1081%
  • Serious1,95418%
  • Slight8,61581%

What the data shows

  • SO16 had 1,431 collisions from 2016 to 2025, 29% fewer than the 2,002 from 2006 to 2015.
  • 19% of collisions in SO16 were fatal or serious, against 20% across Great Britain.
  • 2,008 children under 16 were killed or injured in SO16, 15% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 29% of collisions in SO16.

Where SO16 ranks among 2,813 postcode districts

Most collisions
38th
Most casualties
35th
Most fatal collisions
238th
Most serious collisions
26th

Collisions by day of the week

  • Monday1,558 (15%)
  • Tuesday1,563 (15%)
  • Wednesday1,624 (15%)
  • Thursday1,670 (16%)
  • Friday1,823 (17%)
  • Saturday1,322 (12%)
  • Sunday1,117 (10%)

Light conditions

  • Daylight7,668 (72%)
  • Dark, street lights lit2,356 (22%)
  • Dark, no street lighting428 (4%)
  • Dark, lighting unknown196 (1.8%)
  • Dark, street lights unlit29 (0.3%)

Type of road

  • Single carriageway7,045 (66%)
  • Dual carriageway2,426 (23%)
  • Roundabout999 (9.4%)
  • One way street or slip road138 (1.3%)
  • Not recorded69 (0.6%)

Speed limit at the scene

  • 20 mph42 (0.4%)
  • 30 mph6,337 (59%)
  • 40 mph1,449 (14%)
  • 50 mph488 (4.6%)
  • 60 mph503 (4.7%)
  • 70 mph1,858 (17%)

Weather at the time

  • Fine, no high winds8,592 (80%)
  • Raining, no high winds1,343 (13%)
  • Raining with high winds185 (1.7%)
  • Fine with high winds127 (1.2%)
  • Fog or mist46 (0.4%)
  • Snowing, no high winds29 (0.3%)
  • Snowing with high winds5 (under 0.1%)
  • Other321 (3%)
  • Not recorded29 (0.3%)

Who was hurt

  • Car occupant7,471 (55%)
  • Motorcyclist1,918 (14%)
  • Pedestrian1,782 (13%)
  • Cyclist1,553 (11%)
  • Van occupant318 (2.3%)
  • Bus or coach occupant290 (2.1%)
  • Goods vehicle occupant (over 3.5 tonnes)116 (0.8%)
  • Taxi or private hire car occupant76 (0.6%)
  • Minibus occupant51 (0.4%)
  • Other vehicle occupant45 (0.3%)
  • Other10 (0.1%)
  • Not recorded19 (0.1%)

Source: Department for Transport, STATS19 road safety data

SO16 road accidents by year

Collisions and casualties in SO16, 1979 to 2025

Collisions in SO16 peaked at 324 in 2002; 2025 had 151.

  • Collisions
  • Collisions in 2025: 151
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025151186
2024130160
2023137168
2022135160
2021127164
2020103128
2019134175
2018179215
2017155198
2016180224
2015209247
2014203281
2013180225
2012191249
2011200259
2010203258
2009183227
2008179247
2007227257
2006227282
2005226285
2004286372
2003284376
2002324418
2001281386
2000273347
1999274364
1998297405
1997285376
1996297396
1995261339
1994257336
1993236314
1992253321
1991255324
1990301365
1989306403
1988287367
1987278372
1986233287
1985241278
1984269337
1983218252
1982284369
1981228300
1980257330
1979253320

Map of recent crashes in SO16

Map of the 24 most recent crashes in SO16

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SO16

The 24 most recent collisions in SO16 happened between 28 October and 31 December 2025.

Severity

Crashes by road in SO16

The A35 has the most collisions in SO16, 1,682 of 10,677 (16%), followed by the M27 (1,206).

Collisions in SO16 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA351,6822,05116307
2ndM271,2061,78517157
3rdA30571,0191,32010191
4thA338121,0637125
5thM271606869872
6thA274035346107
7thA335189255130
8thM397133215
9thA36212323
10thA3024192714
11thA97091105
12thB304381102
13thA30357801
14thB30576801

Council areas covering SO16

Collisions in SO16 were recorded in 5 council areas. Southampton has 8,199 of 10,677 (77%).

Collisions in SO16 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stSouthampton8,19910,145651,550
2ndTest Valley2,0502,87829348
3rdNew Forest216331723
4thEastleigh208288633
5thWinchester3610

Towns in SO16

Collisions in SO16 were recorded in 4 towns, led by Southampton (7,285) and Rownhams (372).