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CrashStats

Windsor and Maidenhead road accidents in 2020: crash map and statistics

Police recorded 140 road traffic collisions in Windsor and Maidenhead in 2020, and 158 people were killed or injured in them. Of those collisions, 2 were fatal and 18 were serious.

Collisions were down 35% on 2019 (214), and casualties fell from 252.

Across all years from 1979 to 2025, police recorded 21,086 collisions in Windsor and Maidenhead.

Collisions in 2020
140
Down 35% on 2019
Casualties in 2020
158
Down 37% on 2019
Fatal collisions
2
1.4% of collisions
Serious collisions
18
13% of collisions

Crash severity in Windsor and Maidenhead in 2020

1.4% of collisions in Windsor and Maidenhead in 2020 were fatal and 13% serious, against 1.8% and 16% in Windsor and Maidenhead from 1979 to 2025.

Collisions by worst injury

  • Fatal21.4%
  • Serious1813%
  • Slight12086%

People hurt, by injury

  • Fatal21.3%
  • Serious1811%
  • Slight13887%

Windsor and Maidenhead road accidents by year

Collisions and casualties in Windsor and Maidenhead, 1979 to 2025

Collisions peaked at 694 in 1986. 2020 is highlighted, with 140, down 35% on 2019.

  • Collisions
  • Collisions in 2020: 140
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025176213
2024149179
2023189215
2022195240
2021176203
2020140158
2019214252
2018215286
2017267346
2016352436
2015338440
2014353458
2013364494
2012385515
2011375492
2010345459
2009373526
2008438577
2007430590
2006472593
2005406534
2004459613
2003454609
2002495627
2001546733
2000583716
1999544691
1998557727
1997534704
1996511686
1995565752
1994535701
1993456605
1992519692
1991506691
1990543720
1989587799
1988559737
1987594781
1986694896
1985672839
1984693914
1983630820
1982679887
1981624830
1980589762
1979606803

When and where crashes happen in Windsor and Maidenhead in 2020

Collisions by day of the week

  • Monday18 (13%)
  • Tuesday23 (16%)
  • Wednesday25 (18%)
  • Thursday19 (14%)
  • Friday23 (16%)
  • Saturday16 (11%)
  • Sunday16 (11%)

Collisions by time of day

  • 00:00 to 02:593 (2.1%)
  • 03:00 to 05:592 (1.4%)
  • 06:00 to 08:5912 (8.6%)
  • 09:00 to 11:5930 (21%)
  • 12:00 to 14:5929 (21%)
  • 15:00 to 17:5939 (28%)
  • 18:00 to 20:5920 (14%)
  • 21:00 to 23:595 (3.6%)

Collisions by month

  • January10 (7.1%)
  • February9 (6.4%)
  • March12 (8.6%)
  • April8 (5.7%)
  • May9 (6.4%)
  • June12 (8.6%)
  • July14 (10%)
  • August8 (5.7%)
  • September17 (12%)
  • October14 (10%)
  • November19 (14%)
  • December8 (5.7%)

Light conditions

  • Daylight120 (86%)
  • Dark, street lights lit15 (11%)
  • Dark, no street lighting5 (3.6%)

Weather at the time

  • Fine, no high winds118 (84%)
  • Raining, no high winds16 (11%)
  • Fog or mist3 (2.1%)
  • Raining with high winds2 (1.4%)
  • Fine with high winds1 (0.7%)

Road surface

  • Dry104 (74%)
  • Wet or damp35 (25%)
  • Flood over 3cm deep1 (0.7%)

Speed limit at the scene

  • 20 mph3 (2.1%)
  • 30 mph74 (53%)
  • 40 mph34 (24%)
  • 50 mph11 (7.9%)
  • 60 mph7 (5%)
  • 70 mph11 (7.9%)

Type of road

  • Single carriageway112 (80%)
  • Dual carriageway16 (11%)
  • Roundabout11 (7.9%)
  • One way street or slip road1 (0.7%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Windsor and Maidenhead in 2020

Casualties by road user

  • Car occupant66 (42%)
  • Cyclist48 (30%)
  • Motorcyclist23 (15%)
  • Pedestrian15 (9.5%)
  • Taxi or private hire car occupant3 (1.9%)
  • Bus or coach occupant1 (0.6%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (0.6%)
  • Not recorded1 (0.6%)

Casualties by age

  • 0 to 51 (0.6%)
  • 6 to 101 (0.6%)
  • 11 to 156 (3.8%)
  • 16 to 2015 (9.5%)
  • 21 to 2514 (8.9%)
  • 26 to 3536 (23%)
  • 36 to 4534 (22%)
  • 46 to 5523 (15%)
  • 56 to 6516 (10%)
  • 66 to 756 (3.8%)
  • Over 753 (1.9%)
  • Not recorded3 (1.9%)

Drivers, passengers and pedestrians

  • Driver or rider128 (81%)
  • Passenger15 (9.5%)
  • Pedestrian15 (9.5%)

Vehicles involved

  • Car158 (62%)
  • Pedal cycle49 (19%)
  • Motorcycle23 (9%)
  • Goods vehicle over 3.5 tonnes8 (3.1%)
  • Taxi or private hire car8 (3.1%)
  • Van or goods vehicle up to 3.5 tonnes8 (3.1%)
  • Bus or coach1 (0.4%)
  • Personal powered transporter (e-scooter or similar)1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Crash map for Windsor and Maidenhead in 2020

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

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Windsor and Maidenhead ranked among 350 areas in 2020

Of the 350 areas in England, Scotland and Wales, Windsor and Maidenhead had fewer road collisions than 245 of them in 2020.

Collisions
246th
of 350 areas, highest first
Casualties
270th
of 350 areas, highest first
Fatal collisions
206th
of 350 areas, highest first
Serious collisions
314th
of 350 areas, highest first

Accident hotspots in Windsor and Maidenhead in 2020

Eton & Castle, Windsor and Maidenhead, SL4 1RY area and St Mary's, Windsor and Maidenhead, SL6 1LD area were among the busiest accident hotspots in Windsor and Maidenhead in 2020, with 8 collisions each.

Roads in Windsor and Maidenhead with the most crashes in 2020

The A308 had the most collisions in Windsor and Maidenhead in 2020: 18, including 1 fatal and 2 serious.

Roads ranked by collisions in Windsor and Maidenhead, 2020
RankRoadCollisionsCasualtiesFatalSerious
1stA308181912
2ndA332101102
3rdA4101100
4thA3296611
5thA404(M)5500
6thB30245503
7thB3765702
8thA3304800
9thA41304400
10thM44500
11thB30223400
12thA302201
13thA4042201
14thB44472200
15thM252201
16thA40941200
17thB30211100
18thB30281100
19thB4701100

Towns in Windsor and Maidenhead: crashes in 2020

Maidenhead had the most collisions of any town in Windsor and Maidenhead in 2020: 35.

Postcode districts in Windsor and Maidenhead: crashes in 2020

SL6 had the most collisions of any postcode district in Windsor and Maidenhead in 2020: 64.

Latest crashes in Windsor and Maidenhead in 2020

Of the last 24 crashes in Windsor and Maidenhead in 2020, none were fatal and 2 were serious. The last was on 31 December 2020.

Severity

Windsor and Maidenhead road accidents in other years