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CrashStats

Merton road accidents in 2020: crash map and statistics

Police recorded 453 road traffic collisions in Merton in 2020, and 498 people were killed or injured in them. Of those collisions, 2 were fatal and 64 were serious.

Collisions were down 5% on 2019 (477), and casualties fell from 562.

Across all years from 1979 to 2025, police recorded 29,173 collisions in Merton.

Collisions in 2020
453
Down 5% on 2019
Casualties in 2020
498
Down 11% on 2019
Fatal collisions
2
0.4% of collisions
Serious collisions
64
14% of collisions

Crash severity in Merton in 2020

0.4% of collisions in Merton in 2020 were fatal and 14% serious, against 0.8% and 15% in Merton from 1979 to 2025.

Collisions by worst injury

  • Fatal20.4%
  • Serious6414%
  • Slight38785%

People hurt, by injury

  • Fatal20.4%
  • Serious6713%
  • Slight42986%

Merton road accidents by year

Collisions and casualties in Merton, 1979 to 2025

Collisions peaked at 949 in 1979. 2020 is highlighted, with 453, down 5% on 2019.

  • Collisions
  • Collisions in 2020: 453
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025421488
2024399451
2023433488
2022411455
2021449511
2020453498
2019477562
2018498599
2017494597
2016515623
2015497601
2014510617
2013437513
2012449536
2011403513
2010387458
2009386475
2008431521
2007435540
2006422513
2005467559
2004497590
2003593722
2002661812
2001667785
2000696838
1999701837
1998695826
1997701821
1996716857
1995646784
1994706849
1993764893
1992780903
1991717840
19908781,038
1989852984
1988773886
1987799939
1986795969
1985831992
19848451,011
19838481,007
19828641,052
19819081,068
19809171,106
19799491,153

When and where crashes happen in Merton in 2020

Collisions by day of the week

  • Monday65 (14%)
  • Tuesday64 (14%)
  • Wednesday72 (16%)
  • Thursday70 (15%)
  • Friday71 (16%)
  • Saturday56 (12%)
  • Sunday55 (12%)

Collisions by time of day

  • 00:00 to 02:597 (1.5%)
  • 03:00 to 05:599 (2%)
  • 06:00 to 08:5969 (15%)
  • 09:00 to 11:5954 (12%)
  • 12:00 to 14:5989 (20%)
  • 15:00 to 17:59113 (25%)
  • 18:00 to 20:5978 (17%)
  • 21:00 to 23:5934 (7.5%)

Collisions by month

  • January47 (10%)
  • February38 (8.4%)
  • March22 (4.9%)
  • April17 (3.8%)
  • May28 (6.2%)
  • June41 (9.1%)
  • July43 (9.5%)
  • August41 (9.1%)
  • September54 (12%)
  • October40 (8.8%)
  • November43 (9.5%)
  • December39 (8.6%)

Light conditions

  • Daylight328 (72%)
  • Dark, street lights lit103 (23%)
  • Dark, lighting unknown19 (4.2%)
  • Dark, no street lighting3 (0.7%)

Weather at the time

  • Fine, no high winds342 (75%)
  • Raining, no high winds58 (13%)
  • Raining with high winds6 (1.3%)
  • Fine with high winds4 (0.9%)
  • Fog or mist2 (0.4%)
  • Other24 (5.3%)
  • Not recorded17 (3.8%)

Road surface

  • Dry325 (72%)
  • Wet or damp111 (25%)
  • Frost or ice2 (0.4%)
  • Not recorded15 (3.3%)

Speed limit at the scene

  • 20 mph236 (52%)
  • 30 mph208 (46%)
  • 40 mph8 (1.8%)
  • 50 mph1 (0.2%)

Type of road

  • Single carriageway296 (65%)
  • Dual carriageway45 (9.9%)
  • One way street or slip road44 (9.7%)
  • Roundabout36 (7.9%)
  • Not recorded32 (7.1%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Merton in 2020

Casualties by road user

  • Car occupant150 (30%)
  • Motorcyclist126 (25%)
  • Cyclist114 (23%)
  • Pedestrian62 (12%)
  • Bus or coach occupant22 (4.4%)
  • Taxi or private hire car occupant11 (2.2%)
  • Van occupant4 (0.8%)
  • Goods vehicle occupant (over 3.5 tonnes)2 (0.4%)
  • Minibus occupant2 (0.4%)
  • Not recorded5 (1%)

Casualties by age

  • 0 to 511 (2.2%)
  • 6 to 107 (1.4%)
  • 11 to 159 (1.8%)
  • 16 to 2035 (7%)
  • 21 to 2563 (13%)
  • 26 to 35135 (27%)
  • 36 to 4590 (18%)
  • 46 to 5560 (12%)
  • 56 to 6533 (6.6%)
  • 66 to 7517 (3.4%)
  • Over 7514 (2.8%)
  • Not recorded24 (4.8%)

Drivers, passengers and pedestrians

  • Driver or rider370 (74%)
  • Passenger66 (13%)
  • Pedestrian62 (12%)

Vehicles involved

  • Car471 (56%)
  • Motorcycle137 (16%)
  • Pedal cycle114 (14%)
  • Van or goods vehicle up to 3.5 tonnes53 (6.3%)
  • Bus or coach23 (2.7%)
  • Taxi or private hire car18 (2.1%)
  • Goods vehicle over 3.5 tonnes10 (1.2%)
  • Other vehicle6 (0.7%)
  • Personal powered transporter (e-scooter or similar)6 (0.7%)
  • Minibus2 (0.2%)
  • Other2 (0.2%)

Source: Department for Transport, STATS19 road safety data

Crash map for Merton in 2020

Map of the last 24 crashes of 2020 and the 10 busiest accident hotspots in Merton

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

  • 24 crashes
  • Fatal
  • Serious
  • Slight

Accident hotspots (10)

How Merton ranked among 350 areas in 2020

Of the 350 areas in England, Scotland and Wales, Merton had the 51st most road collisions in 2020.

Collisions
51st
highest of 350 areas
Casualties
64th
highest of 350 areas
Fatal collisions
206th
of 350 areas, highest first
Serious collisions
95th
highest of 350 areas

Accident hotspots in Merton in 2020

Figge's Marsh, Merton, CR4 2PA area was the busiest accident hotspot in Merton in 2020, with 59 collisions, 11 of them serious.

Roads in Merton with the most crashes in 2020

The A24 had the most collisions in Merton in 2020: 46, including 7 serious.

Roads ranked by collisions in Merton, 2020
RankRoadCollisionsCasualtiesFatalSerious
1stA24465807
2ndA217343903
3rdA238343706
4thA219303007
5thA236262604
6thA239181804
7thB235141702
8thA218131311
9thB279121401
10thB281101001
11thB27281000
12thB2868802
13thA2977810
14thB2826601
15thA2165600
16thA2985601
17thB2855500
18thA2374401
19thB2783300
20thA32200

Towns in Merton: crashes in 2020

Merton itself had the most collisions of any town in the area in 2020: 411.

Postcode districts in Merton: crashes in 2020

SW19 had the most collisions of any postcode district in Merton in 2020: 164.

Latest crashes in Merton in 2020

Of the last 24 crashes in Merton in 2020, 1 was fatal and 2 were serious. The last was on 30 December 2020.

Severity

Merton road accidents in other years