Skip to main content
CrashStats

SW1X road accidents: crash map and statistics

Police recorded 4,492 road traffic collisions in the SW1X postcode district, Westminster, from 1982 to 2025, and 5,106 people were killed or injured in them. Of those collisions, 26 were fatal and 660 were serious.

In 2025 police recorded 81 collisions, up 62% on 2024 (50).

Collisions since 1982
4,492
707th highest of 2,813 postcode districts
Casualties
5,106
1.14 per collision
Fatal collisions
26
26 people killed
Serious collisions
660
700 seriously injured
Collisions in 2025
81
Up 62% on 2024
Casualties in 2025
89
Up 68% on 2024

Road collision statistics for SW1X

Collisions by severity, 1982 to 2025

  • Fatal260.6%
  • Serious66015%
  • Slight3,80685%

What the data shows

  • SW1X had 701 collisions from 2016 to 2025, 11% fewer than the 791 from 2006 to 2015.
  • 15% of collisions in SW1X were fatal or serious, against 20% across Great Britain.
  • 151 children under 16 were killed or injured in SW1X, 3.2% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 19% of collisions in SW1X.

Where SW1X ranks among 2,813 postcode districts

Most collisions
707th
Most casualties
966th
Most fatal collisions
1,970th
Most serious collisions
1,044th

Collisions by day of the week

  • Monday656 (15%)
  • Tuesday729 (16%)
  • Wednesday738 (16%)
  • Thursday694 (15%)
  • Friday773 (17%)
  • Saturday504 (11%)
  • Sunday398 (8.9%)

Light conditions

  • Daylight3,353 (75%)
  • Dark, street lights lit1,072 (24%)
  • Dark, lighting unknown38 (0.8%)
  • Dark, street lights unlit18 (0.4%)
  • Dark, no street lighting11 (0.2%)

Type of road

  • Single carriageway2,905 (65%)
  • Dual carriageway762 (17%)
  • One way street or slip road565 (13%)
  • Roundabout170 (3.8%)
  • Not recorded90 (2%)

Speed limit at the scene

  • 15 mph1 (under 0.1%)
  • 20 mph301 (6.7%)
  • 30 mph4,177 (93%)
  • 40 mph12 (0.3%)
  • 50 mph1 (under 0.1%)

Weather at the time

  • Fine, no high winds3,854 (86%)
  • Raining, no high winds475 (11%)
  • Fine with high winds28 (0.6%)
  • Raining with high winds17 (0.4%)
  • Snowing, no high winds8 (0.2%)
  • Fog or mist3 (0.1%)
  • Snowing with high winds2 (under 0.1%)
  • Other49 (1.1%)
  • Not recorded56 (1.2%)

Who was hurt

  • Motorcyclist1,238 (24%)
  • Car occupant1,083 (21%)
  • Pedestrian1,038 (20%)
  • Cyclist850 (17%)
  • Bus or coach occupant407 (8%)
  • Taxi or private hire car occupant368 (7.2%)
  • Van occupant64 (1.3%)
  • Other vehicle occupant21 (0.4%)
  • Goods vehicle occupant (over 3.5 tonnes)14 (0.3%)
  • Minibus occupant9 (0.2%)
  • Other8 (0.2%)
  • Not recorded6 (0.1%)

Source: Department for Transport, STATS19 road safety data

SW1X road accidents by year

Collisions and casualties in SW1X, 1982 to 2025

Collisions in SW1X peaked at 188 in 1982; 2025 had 81.

  • Collisions
  • Collisions in 2025: 81
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20258189
20245053
20235160
20227686
20214953
20205262
201996110
20187790
20178696
20168397
20158194
20147178
20137688
201294109
20116774
20108599
20096570
20087285
200793111
20068799
20058289
200491105
20037998
2002106121
2001114133
2000138161
1999103116
1998128140
1997115130
199695104
1995116124
1994101112
1993114120
1992110125
1991101119
1990111129
1989153175
1988153179
1987132147
1986152171
1985166185
1984181208
1983171198
1982188214

Map of recent crashes in SW1X

Map of the 24 most recent crashes in SW1X

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in SW1X

The 24 most recent collisions in SW1X happened between 13 October and 31 December 2025.

Severity

Crashes by road in SW1X

The A4 has the most collisions in SW1X, 1,488 of 4,492 (33%), followed by the A3216 (657).

Collisions in SW1X on each road, 1982 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA41,4881,6929213
2ndA3216657735592
3rdA302627738590
4thB310412464056
5thB319352405242
6thA315144157014
7thA3217263316

Council areas covering SW1X

Collisions in SW1X were recorded in 3 council areas. Westminster has 3,050 of 4,492 (68%).

Collisions in SW1X by council area, 1982 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWestminster3,0503,51017465
2ndKensington and Chelsea1,4381,5929195
3rdWandsworth3300

Towns in SW1X

Collisions in SW1X were recorded in 2 towns, led by City of Westminster (3,248) and Kensington and Chelsea (1,140).