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CrashStats

UB3 road accidents: crash map and statistics

Collisions since 1982
7,577
145th highest of 2,813 postcode districts
Casualties
9,589
1.27 per collision
Fatal collisions
56
57 people killed
Serious collisions
1,104
1,226 seriously injured
Collisions in 2025
128
Up 10% on 2024
Casualties in 2025
151
Up 6% on 2024

Road collision statistics for UB3

Collisions by severity, 1982 to 2025

  • Fatal560.7%
  • Serious1,10415%
  • Slight6,41785%

What the data shows

  • UB3 had 1,258 collisions from 2016 to 2025, 7% fewer than the 1,355 from 2006 to 2015.
  • 15% of collisions in UB3 were fatal or serious, against 20% across Great Britain.
  • 1,193 children under 16 were killed or injured in UB3, 13% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 25% of collisions in UB3.

Where UB3 ranks among 2,813 postcode districts

Most collisions
145th
Most casualties
164th
Most fatal collisions
1,031st
Most serious collisions
285th

Collisions by day of the week

  • Monday1,074 (14%)
  • Tuesday1,083 (14%)
  • Wednesday1,115 (15%)
  • Thursday1,162 (15%)
  • Friday1,266 (17%)
  • Saturday1,016 (13%)
  • Sunday861 (11%)

Light conditions

  • Daylight5,309 (70%)
  • Dark, street lights lit2,145 (28%)
  • Dark, lighting unknown81 (1.1%)
  • Dark, street lights unlit26 (0.3%)
  • Dark, no street lighting16 (0.2%)

Type of road

  • Single carriageway5,017 (66%)
  • Dual carriageway1,871 (25%)
  • Roundabout414 (5.5%)
  • One way street or slip road185 (2.4%)
  • Not recorded90 (1.2%)

Speed limit at the scene

  • 20 mph184 (2.4%)
  • 30 mph5,651 (75%)
  • 40 mph701 (9.3%)
  • 50 mph209 (2.8%)
  • 60 mph121 (1.6%)
  • 70 mph710 (9.4%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds6,233 (82%)
  • Raining, no high winds960 (13%)
  • Raining with high winds62 (0.8%)
  • Fine with high winds56 (0.7%)
  • Fog or mist25 (0.3%)
  • Snowing, no high winds25 (0.3%)
  • Snowing with high winds5 (0.1%)
  • Other116 (1.5%)
  • Not recorded95 (1.3%)

Who was hurt

  • Car occupant5,494 (57%)
  • Pedestrian1,594 (17%)
  • Motorcyclist954 (9.9%)
  • Cyclist740 (7.7%)
  • Bus or coach occupant327 (3.4%)
  • Van occupant279 (2.9%)
  • Taxi or private hire car occupant99 (1%)
  • Goods vehicle occupant (over 3.5 tonnes)46 (0.5%)
  • Minibus occupant27 (0.3%)
  • Other vehicle occupant21 (0.2%)
  • Other2 (under 0.1%)
  • Not recorded6 (0.1%)

Source: Department for Transport, STATS19 road safety data

UB3 road accidents by year

Collisions and casualties in UB3, 1982 to 2025

Collisions in UB3 peaked at 255 in 1983; 2025 had 128.

  • Collisions
  • Collisions in 2025: 128
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025128151
2024116142
2023127173
2022128176
2021119144
202090115
2019136169
2018148180
2017143191
2016123164
2015145188
2014155224
201391123
2012158210
2011129163
2010131184
2009132183
2008143194
2007143177
2006128167
2005131164
2004149183
2003145180
2002173219
2001186251
2000193233
1999208266
1998187238
1997207267
1996190240
1995200258
1994219275
1993214264
1992192249
1991235279
1990252324
1989252318
1988218254
1987235289
1986235279
1985219269
1984219252
1983255307
1982250313

Map of recent crashes in UB3

Map of the 24 most recent crashes in UB3

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in UB3

The 24 most recent collisions in UB3 happened between 11 November and 28 December 2025.

Severity

Crashes by road in UB3

The A312 has the most collisions in UB3, 1,211 of 7,577 (16%), followed by the A437 (1,137).

Collisions in UB3 on each road, 1982 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA3121,2111,50010167
2ndA4371,1371,41510177
3rdM48311,320999
4thA4462628560
5thA4020256319645
6thB464158200130

Council areas covering UB3

Collisions in UB3 were recorded in 4 council areas. Hillingdon has 7,468 of 7,577 (99%).

Collisions in UB3 by council area, 1982 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stHillingdon7,4689,443551,088
2ndHounslow98134115
3rdHeathrow Airport6701
4thEaling3300

Towns in UB3

Collisions in UB3 were recorded in 2 towns, led by Hillingdon (6,368) and Hounslow (21).