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CrashStats

Dacorum road accidents in 2016: crash map and statistics

Police recorded 234 road traffic collisions in Dacorum in 2016, and 325 people were killed or injured in them. Of those collisions, 2 were fatal and 56 were serious.

Collisions were level with 2015 (233), and casualties rose from 323.

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

Collisions in 2016
234
Level with 2015
Casualties in 2016
325
Up 1% on 2015
Fatal collisions
2
0.9% of collisions
Serious collisions
56
24% of collisions

Crash severity in Dacorum in 2016

0.9% of collisions in Dacorum in 2016 were fatal and 24% serious, against 1.3% and 20% in Dacorum from 1979 to 2025.

Collisions by worst injury

  • Fatal20.9%
  • Serious5624%
  • Slight17675%

People hurt, by injury

  • Fatal20.6%
  • Serious5918%
  • Slight26481%

Dacorum road accidents by year

Collisions and casualties in Dacorum, 1979 to 2025

Collisions peaked at 670 in 2000. 2016 is highlighted, with 234, level with 2015.

  • Collisions
  • Collisions in 2016: 234
  • 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 2016

Collisions by day of the week

  • Monday29 (12%)
  • Tuesday30 (13%)
  • Wednesday27 (12%)
  • Thursday36 (15%)
  • Friday46 (20%)
  • Saturday31 (13%)
  • Sunday35 (15%)

Collisions by time of day

  • 00:00 to 02:5913 (5.6%)
  • 03:00 to 05:595 (2.1%)
  • 06:00 to 08:5940 (17%)
  • 09:00 to 11:5928 (12%)
  • 12:00 to 14:5948 (21%)
  • 15:00 to 17:5952 (22%)
  • 18:00 to 20:5930 (13%)
  • 21:00 to 23:5918 (7.7%)

Collisions by month

  • January27 (12%)
  • February21 (9%)
  • March18 (7.7%)
  • April19 (8.1%)
  • May12 (5.1%)
  • June11 (4.7%)
  • July19 (8.1%)
  • August21 (9%)
  • September16 (6.8%)
  • October32 (14%)
  • November21 (9%)
  • December17 (7.3%)

Light conditions

  • Daylight167 (71%)
  • Dark, street lights lit47 (20%)
  • Dark, lighting unknown10 (4.3%)
  • Dark, no street lighting8 (3.4%)
  • Dark, street lights unlit2 (0.9%)

Weather at the time

  • Fine, no high winds192 (82%)
  • Raining, no high winds30 (13%)
  • Raining with high winds4 (1.7%)
  • Fine with high winds1 (0.4%)
  • Snowing, no high winds1 (0.4%)
  • Other5 (2.1%)
  • Not recorded1 (0.4%)

Road surface

  • Dry160 (68%)
  • Wet or damp67 (29%)
  • Frost or ice4 (1.7%)
  • Snow2 (0.9%)
  • Flood over 3cm deep1 (0.4%)

Speed limit at the scene

  • 30 mph134 (57%)
  • 40 mph25 (11%)
  • 50 mph13 (5.6%)
  • 60 mph27 (12%)
  • 70 mph35 (15%)

Type of road

  • Single carriageway159 (68%)
  • Dual carriageway39 (17%)
  • Roundabout24 (10%)
  • One way street or slip road11 (4.7%)
  • Not recorded1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Dacorum in 2016

Casualties by road user

  • Car occupant205 (63%)
  • Pedestrian34 (10%)
  • Motorcyclist32 (9.8%)
  • Cyclist26 (8%)
  • Van occupant19 (5.8%)
  • Taxi or private hire car occupant5 (1.5%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (0.9%)
  • Other vehicle occupant1 (0.3%)

Casualties by age

  • 0 to 55 (1.5%)
  • 6 to 109 (2.8%)
  • 11 to 159 (2.8%)
  • 16 to 2031 (9.5%)
  • 21 to 2539 (12%)
  • 26 to 3576 (23%)
  • 36 to 4542 (13%)
  • 46 to 5549 (15%)
  • 56 to 6523 (7.1%)
  • 66 to 7516 (4.9%)
  • Over 7514 (4.3%)
  • Not recorded12 (3.7%)

Drivers, passengers and pedestrians

  • Driver or rider225 (69%)
  • Passenger66 (20%)
  • Pedestrian34 (10%)

Vehicles involved

  • Car322 (72%)
  • Motorcycle34 (7.6%)
  • Van or goods vehicle up to 3.5 tonnes34 (7.6%)
  • Pedal cycle27 (6%)
  • Goods vehicle over 3.5 tonnes12 (2.7%)
  • Goods vehicle, weight unknown9 (2%)
  • Taxi or private hire car4 (0.9%)
  • Bus or coach2 (0.4%)
  • Other vehicle2 (0.4%)
  • Not recorded2 (0.4%)

Source: Department for Transport, STATS19 road safety data

Crash map for Dacorum in 2016

Map of the last 24 crashes of 2016 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
  • Serious
  • Slight

Accident hotspots (10)

How Dacorum ranked among 351 areas in 2016

Of the 351 areas in England, Scotland and Wales, Dacorum had fewer road collisions than 230 of them in 2016.

Collisions
231st
of 351 areas, highest first
Casualties
222nd
of 351 areas, highest first
Fatal collisions
243rd
of 351 areas, highest first
Serious collisions
147th
highest of 351 areas

Accident hotspots in Dacorum in 2016

Apsley and Corner Hall, Dacorum, HP3 9YT area was the busiest accident hotspot in Dacorum in 2016, with 28 collisions, 5 of them serious.

Roads in Dacorum with the most crashes in 2016

The A41 had the most collisions in Dacorum in 2016: 23, including 6 serious.

Roads ranked by collisions in Dacorum, 2016
RankRoadCollisionsCasualtiesFatalSerious
1stA41233306
2ndA4251223610
3rdM1162804
4thA4146152405
5thA4147141601
6thA5111414
7thA41491100
8thB48791405
9thB45065600
10thB46352201
11thA4251300
12thB45051100
13thB4881200
14thM251400

Towns in Dacorum: crashes in 2016

Hemel Hempstead had the most collisions of any town in Dacorum in 2016: 105.

Postcode districts in Dacorum: crashes in 2016

HP2 had the most collisions of any postcode district in Dacorum in 2016: 56.

Latest crashes in Dacorum in 2016

Of the last 24 crashes in Dacorum in 2016, none were fatal and 6 were serious. The last was on 30 December 2016.

Severity

Dacorum road accidents in other years