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CrashStats

CR4 road accidents: crash map and statistics

Police recorded 8,034 road traffic collisions in the CR4 postcode district, Merton, from 1982 to 2025, and 9,661 people were killed or injured in them. Of those collisions, 58 were fatal and 1,243 were serious.

In 2025 police recorded 131 collisions, down 8% on 2024 (142).

Collisions since 1982
8,034
122nd highest of 2,813 postcode districts
Casualties
9,661
1.20 per collision
Fatal collisions
58
59 people killed
Serious collisions
1,243
1,333 seriously injured
Collisions in 2025
131
Down 8% on 2024
Casualties in 2025
150
Down 4% on 2024

Road collision statistics for CR4

Collisions by severity, 1982 to 2025

  • Fatal580.7%
  • Serious1,24315%
  • Slight6,73384%

What the data shows

  • CR4 had 1,503 collisions from 2016 to 2025, 11% more than the 1,357 from 2006 to 2015.
  • 16% of collisions in CR4 were fatal or serious, against 20% across Great Britain.
  • 1,247 children under 16 were killed or injured in CR4, 14% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 23% of collisions in CR4.

Where CR4 ranks among 2,813 postcode districts

Most collisions
122nd
Most casualties
157th
Most fatal collisions
978th
Most serious collisions
182nd

Collisions by day of the week

  • Monday1,118 (14%)
  • Tuesday1,184 (15%)
  • Wednesday1,242 (15%)
  • Thursday1,227 (15%)
  • Friday1,344 (17%)
  • Saturday1,101 (14%)
  • Sunday818 (10%)

Light conditions

  • Daylight5,712 (71%)
  • Dark, street lights lit2,159 (27%)
  • Dark, lighting unknown134 (1.7%)
  • Dark, street lights unlit20 (0.2%)
  • Dark, no street lighting9 (0.1%)

Type of road

  • Single carriageway6,633 (83%)
  • Dual carriageway597 (7.4%)
  • One way street or slip road427 (5.3%)
  • Roundabout264 (3.3%)
  • Not recorded113 (1.4%)

Speed limit at the scene

  • 20 mph728 (9.1%)
  • 30 mph7,101 (88%)
  • 40 mph202 (2.5%)
  • 50 mph2 (under 0.1%)
  • 60 mph1 (under 0.1%)

Weather at the time

  • Fine, no high winds6,483 (81%)
  • Raining, no high winds971 (12%)
  • Raining with high winds50 (0.6%)
  • Fine with high winds49 (0.6%)
  • Fog or mist29 (0.4%)
  • Snowing, no high winds14 (0.2%)
  • Snowing with high winds2 (under 0.1%)
  • Other145 (1.8%)
  • Not recorded291 (3.6%)

Who was hurt

  • Car occupant4,443 (46%)
  • Pedestrian1,797 (19%)
  • Motorcyclist1,760 (18%)
  • Cyclist921 (9.5%)
  • Bus or coach occupant364 (3.8%)
  • Van occupant220 (2.3%)
  • Taxi or private hire car occupant62 (0.6%)
  • Goods vehicle occupant (over 3.5 tonnes)29 (0.3%)
  • Other vehicle occupant28 (0.3%)
  • Minibus occupant15 (0.2%)
  • Other5 (0.1%)
  • Not recorded17 (0.2%)

Source: Department for Transport, STATS19 road safety data

CR4 road accidents by year

Collisions and casualties in CR4, 1982 to 2025

Collisions in CR4 peaked at 269 in 1990; 2025 had 131.

  • Collisions
  • Collisions in 2025: 131
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025131150
2024142156
2023169190
2022145162
2021144166
2020141155
2019142166
2018155188
2017169211
2016165209
2015164201
2014159194
2013132155
2012120143
2011129173
2010126157
2009111140
2008151191
2007125171
2006140170
2005153182
2004161188
2003208264
2002191238
2001220263
2000206266
1999247305
1998213260
1997210256
1996225270
1995191238
1994213252
1993215244
1992230262
1991175208
1990269325
1989251288
1988223269
1987222263
1986216258
1985226268
1984229269
1983259304
1982221273

Map of recent crashes in CR4

Map of the 24 most recent crashes in CR4

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in CR4

The 24 most recent collisions in CR4 happened between 1 November and 25 December 2025.

Severity

Crashes by road in CR4

The A217 has the most collisions in CR4, 2,133 of 8,034 (27%), followed by the A236 (1,261).

Collisions in CR4 on each road, 1982 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA2172,1332,58016324
2ndA2361,2611,5659192
3rdA237573722697
4thA239488567266
5thA216436522476
6thB272361460254

Council areas covering CR4

Collisions in CR4 were recorded in 3 council areas. Merton has 7,617 of 8,034 (95%).

Collisions in CR4 by council area, 1982 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stMerton7,6179,153531,165
2ndSutton410501577
3rdCroydon3300

Towns in CR4

Collisions in CR4 were recorded in 3 towns, led by Merton (6,346) and Sutton, Sutton (175).