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CrashStats

Dacorum road accidents in 2022: crash map and statistics

Police recorded 187 road traffic collisions in Dacorum in 2022, and 262 people were killed or injured in them. Of those collisions, 3 were fatal and 33 were serious.

Collisions were up 9% on 2021 (171), and casualties rose from 227.

Across all years from 1979 to 2025, police recorded 20,193 collisions in Dacorum.

Collisions in 2022
187
Up 9% on 2021
Casualties in 2022
262
Up 15% on 2021
Fatal collisions
3
1.6% of collisions
Serious collisions
33
18% of collisions

Crash severity in Dacorum in 2022

1.6% of collisions in Dacorum in 2022 were fatal and 18% serious, against 1.3% and 20% in Dacorum from 1979 to 2025.

Collisions by worst injury

  • Fatal31.6%
  • Serious3318%
  • Slight15181%

People hurt, by injury

  • Fatal31.1%
  • Serious3413%
  • Slight22586%

Dacorum road accidents by year

Collisions and casualties in Dacorum, 1979 to 2025

Collisions peaked at 670 in 2000. 2022 is highlighted, with 187, up 9% on 2021.

  • Collisions
  • Collisions in 2022: 187
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025161207
2024160205
2023193273
2022187262
2021171227
2020143189
2019201267
2018194259
2017238327
2016234325
2015233323
2014239344
2013238307
2012285382
2011329437
2010325445
2009308454
2008363507
2007403586
2006431622
2005434638
2004459712
2003475725
2002515776
2001591890
2000670999
1999592866
1998610907
1997611887
1996587944
1995561835
1994540719
1993555817
1992543769
1991500678
1990610860
1989611827
1988590816
1987592810
1986622826
1985527732
1984544773
1983519679
1982546760
1981564757
1980621845
1979568780

When and where crashes happen in Dacorum in 2022

Collisions by day of the week

  • Monday26 (14%)
  • Tuesday21 (11%)
  • Wednesday26 (14%)
  • Thursday37 (20%)
  • Friday34 (18%)
  • Saturday24 (13%)
  • Sunday19 (10%)

Collisions by time of day

  • 00:00 to 02:593 (1.6%)
  • 03:00 to 05:590 (0%)
  • 06:00 to 08:5929 (16%)
  • 09:00 to 11:5921 (11%)
  • 12:00 to 14:5937 (20%)
  • 15:00 to 17:5956 (30%)
  • 18:00 to 20:5928 (15%)
  • 21:00 to 23:5913 (7%)

Collisions by month

  • January17 (9.1%)
  • February17 (9.1%)
  • March12 (6.4%)
  • April12 (6.4%)
  • May9 (4.8%)
  • June17 (9.1%)
  • July17 (9.1%)
  • August16 (8.6%)
  • September15 (8%)
  • October21 (11%)
  • November22 (12%)
  • December12 (6.4%)

Light conditions

  • Daylight140 (75%)
  • Dark, street lights lit37 (20%)
  • Dark, no street lighting8 (4.3%)
  • Dark, lighting unknown2 (1.1%)

Weather at the time

  • Fine, no high winds158 (84%)
  • Raining, no high winds22 (12%)
  • Fine with high winds1 (0.5%)
  • Fog or mist1 (0.5%)
  • Other5 (2.7%)

Road surface

  • Dry132 (71%)
  • Wet or damp43 (23%)
  • Frost or ice6 (3.2%)
  • Not recorded6 (3.2%)

Speed limit at the scene

  • 20 mph6 (3.2%)
  • 30 mph104 (56%)
  • 40 mph32 (17%)
  • 50 mph7 (3.7%)
  • 60 mph16 (8.6%)
  • 70 mph22 (12%)

Type of road

  • Single carriageway130 (70%)
  • Dual carriageway41 (22%)
  • Roundabout12 (6.4%)
  • One way street or slip road4 (2.1%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Dacorum in 2022

Casualties by road user

  • Car occupant170 (65%)
  • Pedestrian34 (13%)
  • Motorcyclist27 (10%)
  • Cyclist24 (9.2%)
  • Van occupant4 (1.5%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (0.4%)
  • Other vehicle occupant1 (0.4%)
  • Not recorded1 (0.4%)

Casualties by age

  • 0 to 55 (1.9%)
  • 6 to 1011 (4.2%)
  • 11 to 1513 (5%)
  • 16 to 2021 (8%)
  • 21 to 2526 (9.9%)
  • 26 to 3559 (23%)
  • 36 to 4543 (16%)
  • 46 to 5539 (15%)
  • 56 to 6520 (7.6%)
  • 66 to 7510 (3.8%)
  • Over 757 (2.7%)
  • Not recorded8 (3.1%)

Drivers, passengers and pedestrians

  • Driver or rider180 (69%)
  • Passenger48 (18%)
  • Pedestrian34 (13%)

Vehicles involved

  • Car282 (77%)
  • Motorcycle29 (7.9%)
  • Pedal cycle24 (6.6%)
  • Van or goods vehicle up to 3.5 tonnes18 (4.9%)
  • Goods vehicle over 3.5 tonnes4 (1.1%)
  • Other vehicle2 (0.5%)
  • Taxi or private hire car2 (0.5%)
  • Agricultural vehicle1 (0.3%)
  • Goods vehicle, weight unknown1 (0.3%)
  • Personal powered transporter (e-scooter or similar)1 (0.3%)
  • Not recorded1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Crash map for Dacorum in 2022

Map of the last 24 crashes of 2022 and the 10 busiest accident hotspots in Dacorum

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 Dacorum ranked among 351 areas in 2022

Of the 351 areas in England, Scotland and Wales, Dacorum had fewer road collisions than 206 of them in 2022.

Collisions
207th
of 351 areas, highest first
Casualties
198th
of 351 areas, highest first
Fatal collisions
185th
of 351 areas, highest first
Serious collisions
271st
of 351 areas, highest first

Accident hotspots in Dacorum in 2022

Apsley and Corner Hall, Dacorum, HP3 9YT area was the busiest accident hotspot in Dacorum in 2022, with 20 collisions, 3 of them serious.

Roads in Dacorum with the most crashes in 2022

The A4251 had the most collisions in Dacorum in 2022: 19, including 1 fatal and 6 serious.

Roads ranked by collisions in Dacorum, 2022
RankRoadCollisionsCasualtiesFatalSerious
1stA4251192316
2ndA41152603
3rdA414131701
4thB487101800
5thA414691212
6thA414791402
7thM171002
8thA51834402
9thM253601
10thA4162201
11thB4402301
12thB4892300
13thB45051200
14thB45401100
15thB46351100
16thB4861100

Towns in Dacorum: crashes in 2022

Hemel Hempstead had the most collisions of any town in Dacorum in 2022: 88.

Postcode districts in Dacorum: crashes in 2022

HP2 had the most collisions of any postcode district in Dacorum in 2022: 52.

Latest crashes in Dacorum in 2022

Of the last 24 crashes in Dacorum in 2022, 1 was fatal and 4 were serious. The last was on 31 December 2022.

Severity

Dacorum road accidents in other years