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CrashStats

SO18 road accidents: crash map and statistics

Police recorded 5,795 road traffic collisions in the SO18 postcode district, Southampton, from 1979 to 2025, and 7,151 people were killed or injured in them. Of those collisions, 52 were fatal and 1,009 were serious.

In 2025 police recorded 82 collisions, up 3% on 2024 (80).

Collisions since 1979
5,795
366th highest of 2,813 postcode districts
Casualties
7,151
1.23 per collision
Fatal collisions
52
56 people killed
Serious collisions
1,009
1,098 seriously injured
Collisions in 2025
82
Up 3% on 2024
Casualties in 2025
100
Up 10% on 2024

Road collision statistics for SO18

Collisions by severity, 1979 to 2025

  • Fatal520.9%
  • Serious1,00917%
  • Slight4,73482%

What the data shows

  • SO18 had 723 collisions from 2016 to 2025, 38% fewer than the 1,160 from 2006 to 2015.
  • 18% of collisions in SO18 were fatal or serious, against 20% across Great Britain.
  • 884 children under 16 were killed or injured in SO18, 12% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 29% of collisions in SO18.

Where SO18 ranks among 2,813 postcode districts

Most collisions
366th
Most casualties
455th
Most fatal collisions
1,136th
Most serious collisions
384th

Collisions by day of the week

  • Monday837 (14%)
  • Tuesday887 (15%)
  • Wednesday873 (15%)
  • Thursday916 (16%)
  • Friday965 (17%)
  • Saturday753 (13%)
  • Sunday564 (9.7%)

Light conditions

  • Daylight4,095 (71%)
  • Dark, street lights lit1,479 (26%)
  • Dark, lighting unknown115 (2%)
  • Dark, no street lighting94 (1.6%)
  • Dark, street lights unlit12 (0.2%)

Type of road

  • Single carriageway4,195 (72%)
  • Dual carriageway1,032 (18%)
  • Roundabout470 (8.1%)
  • One way street or slip road72 (1.2%)
  • Not recorded26 (0.4%)

Speed limit at the scene

  • 20 mph9 (0.2%)
  • 30 mph4,659 (80%)
  • 40 mph444 (7.7%)
  • 50 mph54 (0.9%)
  • 60 mph232 (4%)
  • 70 mph397 (6.9%)

Weather at the time

  • Fine, no high winds4,668 (81%)
  • Raining, no high winds761 (13%)
  • Raining with high winds100 (1.7%)
  • Fine with high winds67 (1.2%)
  • Fog or mist18 (0.3%)
  • Snowing, no high winds11 (0.2%)
  • Snowing with high winds3 (0.1%)
  • Other147 (2.5%)
  • Not recorded20 (0.3%)

Who was hurt

  • Car occupant3,776 (53%)
  • Motorcyclist1,281 (18%)
  • Pedestrian926 (13%)
  • Cyclist724 (10%)
  • Bus or coach occupant178 (2.5%)
  • Van occupant148 (2.1%)
  • Taxi or private hire car occupant56 (0.8%)
  • Goods vehicle occupant (over 3.5 tonnes)25 (0.3%)
  • Minibus occupant11 (0.2%)
  • Other vehicle occupant8 (0.1%)
  • Other2 (under 0.1%)
  • Not recorded16 (0.2%)

Source: Department for Transport, STATS19 road safety data

SO18 road accidents by year

Collisions and casualties in SO18, 1979 to 2025

Collisions in SO18 peaked at 179 in 1995; 2025 had 82.

  • Collisions
  • Collisions in 2025: 82
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202582100
20248091
20236375
20224955
20216873
20205664
20198696
20187897
20178499
20167792
201588101
2014111137
201397118
2012115162
2011119146
2010115140
2009120161
2008135170
2007137158
2006123140
2005119137
2004124150
2003128171
2002160209
2001150194
2000152197
1999139181
1998131158
1997139168
1996164214
1995179235
1994146184
1993167231
1992150187
1991146175
1990148176
1989165217
1988159190
1987145172
1986127156
1985125139
1984156203
1983143171
1982121145
1981159179
1980144174
1979126163

Map of recent crashes in SO18

Map of the 24 most recent crashes in SO18

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SO18

The 24 most recent collisions in SO18 happened between 3 October and 20 December 2025.

Severity

Crashes by road in SO18

The A3024 has the most collisions in SO18, 853 of 5,795 (15%), followed by the A27 (576).

Collisions in SO18 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA30248531,07117165
2ndA275767063107
3rdA3344956323100
4thA335471588558
5thM27323466332
6thA3035182219233
7thA3025121402
8thA35121500
9thB30358901
10thA30554501
11thA3554501
12thB30244400

Council areas covering SO18

Collisions in SO18 were recorded in 4 council areas. Southampton has 4,592 of 5,795 (79%).

Collisions in SO18 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stSouthampton4,5925,61647849
2ndEastleigh1,1801,5035158
3rdTest Valley172400
4thNew Forest4501

Towns in SO18

Collisions in SO18 were recorded in 3 towns, led by Southampton (4,200) and West End, Eastleigh (358).