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CrashStats

Hounslow road accidents in 2021: crash map and statistics

Police recorded 651 road traffic collisions in Hounslow in 2021, and 774 people were killed or injured in them. Of those collisions, 2 were fatal and 115 were serious.

Collisions were up 8% on 2020 (603), and casualties rose from 697.

Across all years from 1979 to 2025, police recorded 51,230 collisions in Hounslow.

Collisions in 2021
651
Up 8% on 2020
Casualties in 2021
774
Up 11% on 2020
Fatal collisions
2
0.3% of collisions
Serious collisions
115
18% of collisions

Crash severity in Hounslow in 2021

0.3% of collisions in Hounslow in 2021 were fatal and 18% serious, against 1% and 14% in Hounslow from 1979 to 2025.

Collisions by worst injury

  • Fatal20.3%
  • Serious11518%
  • Slight53482%

People hurt, by injury

  • Fatal20.3%
  • Serious11815%
  • Slight65484%

Hounslow road accidents by year

Collisions and casualties in Hounslow, 1979 to 2025

Collisions peaked at 1,708 in 1979. 2021 is highlighted, with 651, up 8% on 2020.

  • Collisions
  • Collisions in 2021: 651
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025697827
2024637757
2023668761
2022759922
2021651774
2020603697
2019754894
2018785956
20178641,088
20168771,057
20158421,006
20148931,063
2013753903
2012731898
2011788995
2010770975
2009725879
2008741930
2007743932
2006786997
20058291,056
20048911,102
20031,0201,278
20021,1031,375
20011,1951,531
20001,2221,506
19991,1041,347
19981,2361,555
19971,3411,651
19961,3021,605
19951,2581,512
19941,3121,605
19931,3221,651
19921,2221,501
19911,4171,704
19901,5471,875
19891,5331,893
19881,3771,723
19871,4081,779
19861,4951,856
19851,4411,814
19841,5931,927
19831,5031,802
19821,5391,917
19811,5712,069
19801,6742,123
19791,7082,192

When and where crashes happen in Hounslow in 2021

Collisions by day of the week

  • Monday76 (12%)
  • Tuesday97 (15%)
  • Wednesday91 (14%)
  • Thursday102 (16%)
  • Friday122 (19%)
  • Saturday92 (14%)
  • Sunday71 (11%)

Collisions by time of day

  • 00:00 to 02:5922 (3.4%)
  • 03:00 to 05:5914 (2.2%)
  • 06:00 to 08:5975 (12%)
  • 09:00 to 11:5988 (14%)
  • 12:00 to 14:59116 (18%)
  • 15:00 to 17:59162 (25%)
  • 18:00 to 20:59115 (18%)
  • 21:00 to 23:5959 (9.1%)

Collisions by month

  • January51 (7.8%)
  • February34 (5.2%)
  • March44 (6.8%)
  • April55 (8.4%)
  • May46 (7.1%)
  • June61 (9.4%)
  • July66 (10%)
  • August52 (8%)
  • September70 (11%)
  • October50 (7.7%)
  • November68 (10%)
  • December54 (8.3%)

Light conditions

  • Daylight455 (70%)
  • Dark, street lights lit163 (25%)
  • Dark, lighting unknown21 (3.2%)
  • Dark, no street lighting6 (0.9%)
  • Dark, street lights unlit6 (0.9%)

Weather at the time

  • Fine, no high winds507 (78%)
  • Raining, no high winds61 (9.4%)
  • Fine with high winds5 (0.8%)
  • Raining with high winds4 (0.6%)
  • Snowing, no high winds3 (0.5%)
  • Snowing with high winds1 (0.2%)
  • Other39 (6%)
  • Not recorded31 (4.8%)

Road surface

  • Dry501 (77%)
  • Wet or damp124 (19%)
  • Frost or ice2 (0.3%)
  • Snow1 (0.2%)
  • Not recorded23 (3.5%)

Speed limit at the scene

  • 20 mph233 (36%)
  • 30 mph258 (40%)
  • 40 mph141 (22%)
  • 50 mph10 (1.5%)
  • 60 mph3 (0.5%)
  • 70 mph6 (0.9%)

Type of road

  • Single carriageway355 (55%)
  • Dual carriageway155 (24%)
  • Roundabout67 (10%)
  • One way street or slip road36 (5.5%)
  • Not recorded38 (5.8%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Hounslow in 2021

Casualties by road user

  • Car occupant335 (43%)
  • Pedestrian126 (16%)
  • Motorcyclist123 (16%)
  • Cyclist96 (12%)
  • Bus or coach occupant34 (4.4%)
  • Van occupant26 (3.4%)
  • Taxi or private hire car occupant15 (1.9%)
  • E-scooter or powered transporter user2 (0.3%)
  • Goods vehicle occupant (over 3.5 tonnes)2 (0.3%)
  • Mobility scooter rider1 (0.1%)
  • Not recorded14 (1.8%)

Casualties by age

  • 0 to 513 (1.7%)
  • 6 to 1021 (2.7%)
  • 11 to 1525 (3.2%)
  • 16 to 2060 (7.8%)
  • 21 to 2591 (12%)
  • 26 to 35188 (24%)
  • 36 to 45128 (17%)
  • 46 to 55117 (15%)
  • 56 to 6559 (7.6%)
  • 66 to 7533 (4.3%)
  • Over 7515 (1.9%)
  • Not recorded24 (3.1%)

Drivers, passengers and pedestrians

  • Driver or rider511 (66%)
  • Passenger137 (18%)
  • Pedestrian126 (16%)

Vehicles involved

  • Car763 (64%)
  • Motorcycle135 (11%)
  • Pedal cycle99 (8.3%)
  • Van or goods vehicle up to 3.5 tonnes85 (7.1%)
  • Bus or coach44 (3.7%)
  • Taxi or private hire car24 (2%)
  • Goods vehicle over 3.5 tonnes17 (1.4%)
  • Personal powered transporter (e-scooter or similar)17 (1.4%)
  • Goods vehicle, weight unknown6 (0.5%)
  • Other vehicle3 (0.3%)
  • Other3 (0.3%)

Source: Department for Transport, STATS19 road safety data

Crash map for Hounslow in 2021

Map of the last 24 crashes of 2021 and the 10 busiest accident hotspots in Hounslow

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Hounslow ranked among 350 areas in 2021

Of the 350 areas in England, Scotland and Wales, Hounslow had the 30th most road collisions in 2021.

Collisions
30th
highest of 350 areas
Casualties
34th
highest of 350 areas
Fatal collisions
212th
of 350 areas, highest first
Serious collisions
32nd
highest of 350 areas

Accident hotspots in Hounslow in 2021

Hounslow Central, Hounslow, TW3 1ES area was the busiest accident hotspot in Hounslow in 2021, with 60 collisions, 1 of them fatal.

Roads in Hounslow with the most crashes in 2021

The A315 had the most collisions in Hounslow in 2021: 119, including 24 serious.

Roads ranked by collisions in Hounslow, 2021
RankRoadCollisionsCasualtiesFatalSerious
1stA315119135024
2ndA498131117
3rdA312546909
4thA244202103
5thA3005182506
6thA316182703
7thA314171803
8thA30151902
9thA3006151601
10thA310141501
11thM4111602
12thA205101401
13thA3063101102
14thB45481100
15thA4066802
16thB4556601
17thA30024402
18thB3614401
19thA30003300
20thB33773300

Towns in Hounslow: crashes in 2021

Hounslow itself had the most collisions of any town in the area in 2021: 590.

Postcode districts in Hounslow: crashes in 2021

W4 had the most collisions of any postcode district in Hounslow in 2021: 98.

Latest crashes in Hounslow in 2021

Of the last 24 crashes in Hounslow in 2021, none were fatal and 3 were serious. The last was on 31 December 2021.

Severity

Hounslow road accidents in other years