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CrashStats

Watford road accidents: crash map and statistics

Police recorded 15,273 road traffic collisions in Watford from 1979 to 2025, and 20,063 people were killed or injured in them. Of those collisions, 129 were fatal and 2,855 were serious.

In 2025 police recorded 160 collisions, up 19% on 2024 (135).

Collisions since 1979
15,273
82nd highest of 2,851 towns
Casualties
20,063
1.31 per collision
Fatal collisions
129
140 people killed
Serious collisions
2,855
3,227 seriously injured
Collisions in 2025
160
Up 19% on 2024
Casualties in 2025
193
Up 14% on 2024

Road collision statistics for Watford

Collisions by severity, 1979 to 2025

  • Fatal1290.8%
  • Serious2,85519%
  • Slight12,28980%

What the data shows

  • Watford had 1,614 collisions from 2016 to 2025, 30% fewer than the 2,309 from 2006 to 2015.
  • 20% of collisions in Watford were fatal or serious, against 20% across Great Britain.
  • 2,665 children under 16 were killed or injured in Watford, 13% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 34% of collisions in Watford.

Where Watford ranks among 2,851 towns

Most collisions
82nd
Most casualties
79th
Most fatal collisions
92nd
Most serious collisions
74th

Collisions by day of the week

  • Monday2,199 (14%)
  • Tuesday2,266 (15%)
  • Wednesday2,149 (14%)
  • Thursday2,342 (15%)
  • Friday2,697 (18%)
  • Saturday2,100 (14%)
  • Sunday1,520 (10%)

Light conditions

  • Daylight11,003 (72%)
  • Dark, street lights lit4,026 (26%)
  • Dark, lighting unknown127 (0.8%)
  • Dark, street lights unlit75 (0.5%)
  • Dark, no street lighting42 (0.3%)

Type of road

  • Single carriageway10,789 (71%)
  • Dual carriageway2,199 (14%)
  • One way street or slip road1,447 (9.5%)
  • Roundabout770 (5%)
  • Not recorded68 (0.4%)

Speed limit at the scene

  • 10 mph1 (under 0.1%)
  • 20 mph173 (1.1%)
  • 30 mph13,320 (87%)
  • 40 mph603 (3.9%)
  • 50 mph760 (5%)
  • 60 mph223 (1.5%)
  • 70 mph193 (1.3%)

Weather at the time

  • Fine, no high winds12,304 (81%)
  • Raining, no high winds2,087 (14%)
  • Fine with high winds157 (1%)
  • Raining with high winds128 (0.8%)
  • Fog or mist80 (0.5%)
  • Snowing, no high winds73 (0.5%)
  • Snowing with high winds12 (0.1%)
  • Other239 (1.6%)
  • Not recorded193 (1.3%)

Who was hurt

  • Car occupant10,962 (55%)
  • Pedestrian3,339 (17%)
  • Motorcyclist2,494 (12%)
  • Cyclist2,008 (10%)
  • Bus or coach occupant531 (2.6%)
  • Van occupant344 (1.7%)
  • Taxi or private hire car occupant175 (0.9%)
  • Goods vehicle occupant (over 3.5 tonnes)86 (0.4%)
  • Minibus occupant54 (0.3%)
  • Other vehicle occupant50 (0.2%)
  • Other8 (under 0.1%)
  • Not recorded12 (0.1%)

Source: Department for Transport, STATS19 road safety data

Watford road accidents by year

Collisions and casualties in Watford, 1979 to 2025

Collisions in Watford peaked at 518 in 1982; 2025 had 160.

  • Collisions
  • Collisions in 2025: 160
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025160193
2024135169
2023163200
2022116139
2021127151
2020130160
2019159209
2018158194
2017214256
2016252328
2015209259
2014242297
2013196252
2012234279
2011227285
2010223290
2009227317
2008236330
2007241319
2006274360
2005306438
2004303389
2003339471
2002351474
2001381496
2000417574
1999449605
1998496698
1997514713
1996511725
1995474702
1994465682
1993402572
1992369486
1991349453
1990391495
1989394492
1988438550
1987424543
1986461591
1985439563
1984493608
1983388459
1982518661
1981413550
1980414520
1979451566

Map of recent crashes in Watford

Map of the 24 most recent crashes in Watford

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Watford

The 24 most recent collisions in Watford happened between 5 November and 31 December 2025.

Severity

Crashes by road in Watford

The A412 has the most collisions in Watford, 2,536 of 15,273 (17%), followed by the A411 (2,067).

Collisions in Watford on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4122,5363,24920461
2ndA4112,0672,77716366
3rdA418871,2808177
4thA4178575769597
5thA41455396883102
6thA4054717022087
7thB4542431601598
8thA4125350514264
9thA4008329465675
10thM1152247725
11thB462122803
12thA41463300

Council areas covering Watford

Collisions in Watford were recorded in 7 council areas. Watford has 13,325 of 15,273 (87%).

Collisions in Watford by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWatford13,32517,3741052,457
2ndThree Rivers1,8482,55623383
3rdHertsmere7190010
4thSt Albans131611
5thBroxbourne41001
6thNorth Hertfordshire4601
7thWelwyn Hatfield3300

Postcode districts in Watford

Collisions in Watford were recorded in 9 postcode districts, led by WD17 (3,689) and WD18 (3,375).