Skip to main content
CrashStats

SW12 road accidents: crash map and statistics

Collisions since 1982
4,456
721st highest of 2,813 postcode districts
Casualties
5,029
1.13 per collision
Fatal collisions
26
26 people killed
Serious collisions
730
781 seriously injured
Collisions in 2025
84
Down 8% on 2024
Casualties in 2025
91
Down 3% on 2024

Road collision statistics for SW12

Collisions by severity, 1982 to 2025

  • Fatal260.6%
  • Serious73016%
  • Slight3,70083%

What the data shows

  • SW12 had 890 collisions from 2016 to 2025, 27% more than the 701 from 2006 to 2015.
  • 17% of collisions in SW12 were fatal or serious, against 20% across Great Britain.
  • 428 children under 16 were killed or injured in SW12, 9% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 22% of collisions in SW12.

Where SW12 ranks among 2,813 postcode districts

Most collisions
721st
Most casualties
988th
Most fatal collisions
1,970th
Most serious collisions
890th

Collisions by day of the week

  • Monday683 (15%)
  • Tuesday634 (14%)
  • Wednesday676 (15%)
  • Thursday692 (16%)
  • Friday732 (16%)
  • Saturday618 (14%)
  • Sunday421 (9.4%)

Light conditions

  • Daylight3,047 (68%)
  • Dark, street lights lit1,325 (30%)
  • Dark, lighting unknown68 (1.5%)
  • Dark, street lights unlit13 (0.3%)
  • Dark, no street lighting3 (0.1%)

Type of road

  • Single carriageway4,034 (91%)
  • Dual carriageway196 (4.4%)
  • One way street or slip road62 (1.4%)
  • Roundabout48 (1.1%)
  • Not recorded116 (2.6%)

Speed limit at the scene

  • 20 mph443 (9.9%)
  • 30 mph4,006 (90%)
  • 40 mph7 (0.2%)

Weather at the time

  • Fine, no high winds3,692 (83%)
  • Raining, no high winds527 (12%)
  • Fine with high winds34 (0.8%)
  • Raining with high winds28 (0.6%)
  • Snowing, no high winds14 (0.3%)
  • Fog or mist9 (0.2%)
  • Snowing with high winds2 (under 0.1%)
  • Other68 (1.5%)
  • Not recorded82 (1.8%)

Who was hurt

  • Car occupant1,509 (30%)
  • Motorcyclist1,115 (22%)
  • Cyclist1,056 (21%)
  • Pedestrian1,052 (21%)
  • Bus or coach occupant124 (2.5%)
  • Van occupant80 (1.6%)
  • Taxi or private hire car occupant55 (1.1%)
  • Goods vehicle occupant (over 3.5 tonnes)21 (0.4%)
  • Other vehicle occupant9 (0.2%)
  • Minibus occupant6 (0.1%)
  • Other1 (under 0.1%)
  • Not recorded1 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

SW12 road accidents by year

Collisions and casualties in SW12, 1982 to 2025

Collisions in SW12 peaked at 181 in 1982; 2025 had 84.

  • Collisions
  • Collisions in 2025: 84
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20258491
20249194
2023117120
202297108
2021102104
20207378
20198594
2018100108
20177182
20167083
20157784
20147577
20137886
20128288
20117582
20108093
20097185
20085259
20075461
20065764
20057277
200489102
200394109
2002109130
2001108120
2000105123
1999104116
1998103120
1997116137
1996111131
1995125147
1994137158
1993106127
1992117128
1991120133
1990112120
1989113123
1988144156
1987110119
1986138161
1985140170
1984153187
1983158180
1982181214

Map of recent crashes in SW12

Map of the 24 most recent crashes in SW12

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SW12

The 24 most recent collisions in SW12 happened between 16 September and 29 December 2025.

Severity

Crashes by road in SW12

The A24 has the most collisions in SW12, 1,847 of 4,456 (41%), followed by the B242 (515).

Collisions in SW12 on each road, 1982 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA241,8472,03912340
2ndB242515574586
3rdA205340419250
4thB237292332237
5thB221186222122
6thB229475905

Council areas covering SW12

Collisions in SW12 were recorded in 2 council areas. Wandsworth has 3,435 of 4,456 (77%).

Collisions in SW12 by council area, 1982 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWandsworth3,4353,83621585
2ndLambeth1,0191,1915145

Towns in SW12

Collisions in SW12 were recorded in 2 towns, led by Wandsworth (3,685) and Lambeth (734).