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CrashStats

Hertsmere road accidents in 2015: crash map and statistics

Collisions in 2015
364
Up 8% on 2014
Casualties in 2015
510
Down 12% on 2014
Fatal collisions
0
0% of collisions
Serious collisions
41
11% of collisions

Crash severity in Hertsmere in 2015

None of the collisions in Hertsmere in 2015 were fatal and 11% were serious, against 1.4% and 16% in Hertsmere from 1979 to 2025.

Collisions by worst injury

  • Fatal00%
  • Serious4111%
  • Slight32389%

People hurt, by injury

  • Fatal00%
  • Serious499.6%
  • Slight46190%

Hertsmere road accidents by year

Collisions and casualties in Hertsmere, 1979 to 2025

Collisions peaked at 646 in 1979. 2015 is highlighted, with 364, up 8% on 2014.

  • Collisions
  • Collisions in 2015
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025223317
2024249349
2023234316
2022263381
2021215295
2020189278
2019231298
2018272394
2017308422
2016349517
2015364510
2014337577
2013308438
2012310449
2011342487
2010355509
2009348494
2008340484
2007396619
2006429621
2005429622
2004468681
2003459700
2002505778
2001499771
2000506747
1999539719
1998502684
1997531703
1996520656
1995568750
1994502645
1993480661
1992497688
1991479644
1990586777
1989569731
1988510690
1987540716
1986544683
1985528671
1984565717
1983452586
1982496668
1981540711
1980582799
1979646903

When and where crashes happen in Hertsmere in 2015

Collisions by day of the week

  • Monday52 (14%)
  • Tuesday49 (13%)
  • Wednesday62 (17%)
  • Thursday56 (15%)
  • Friday60 (16%)
  • Saturday47 (13%)
  • Sunday38 (10%)

Collisions by time of day

  • 00:00 to 02:5910 (2.7%)
  • 03:00 to 05:599 (2.5%)
  • 06:00 to 08:5950 (14%)
  • 09:00 to 11:5958 (16%)
  • 12:00 to 14:5968 (19%)
  • 15:00 to 17:5989 (24%)
  • 18:00 to 20:5950 (14%)
  • 21:00 to 23:5930 (8.2%)

Collisions by month

  • January25 (6.9%)
  • February21 (5.8%)
  • March27 (7.4%)
  • April17 (4.7%)
  • May30 (8.2%)
  • June21 (5.8%)
  • July51 (14%)
  • August42 (12%)
  • September26 (7.1%)
  • October32 (8.8%)
  • November29 (8%)
  • December43 (12%)

Light conditions

  • Daylight274 (75%)
  • Dark, street lights lit69 (19%)
  • Dark, no street lighting13 (3.6%)
  • Dark, lighting unknown4 (1.1%)
  • Dark, street lights unlit4 (1.1%)

Weather at the time

  • Fine, no high winds277 (76%)
  • Raining, no high winds53 (15%)
  • Fine with high winds7 (1.9%)
  • Raining with high winds7 (1.9%)
  • Other14 (3.8%)
  • Not recorded6 (1.6%)

Road surface

  • Dry235 (65%)
  • Wet or damp127 (35%)
  • Flood over 3cm deep1 (0.3%)
  • Frost or ice1 (0.3%)

Speed limit at the scene

  • 20 mph3 (0.8%)
  • 30 mph167 (46%)
  • 40 mph27 (7.4%)
  • 50 mph5 (1.4%)
  • 60 mph57 (16%)
  • 70 mph105 (29%)

Type of road

  • Single carriageway223 (61%)
  • Dual carriageway98 (27%)
  • Roundabout27 (7.4%)
  • One way street or slip road16 (4.4%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Hertsmere in 2015

Casualties by road user

  • Car occupant373 (73%)
  • Motorcyclist43 (8.4%)
  • Pedestrian43 (8.4%)
  • Cyclist19 (3.7%)
  • Van occupant17 (3.3%)
  • Taxi or private hire car occupant6 (1.2%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (1%)
  • Bus or coach occupant2 (0.4%)
  • Minibus occupant2 (0.4%)

Casualties by age

  • 0 to 57 (1.4%)
  • 6 to 1014 (2.7%)
  • 11 to 1516 (3.1%)
  • 16 to 2053 (10%)
  • 21 to 2565 (13%)
  • 26 to 35131 (26%)
  • 36 to 4580 (16%)
  • 46 to 5569 (14%)
  • 56 to 6535 (6.9%)
  • 66 to 7520 (3.9%)
  • Over 7517 (3.3%)
  • Not recorded3 (0.6%)

Drivers, passengers and pedestrians

  • Driver or rider350 (69%)
  • Passenger117 (23%)
  • Pedestrian43 (8.4%)

Vehicles involved

  • Car541 (77%)
  • Van or goods vehicle up to 3.5 tonnes48 (6.8%)
  • Motorcycle43 (6.1%)
  • Goods vehicle over 3.5 tonnes33 (4.7%)
  • Pedal cycle19 (2.7%)
  • Taxi or private hire car13 (1.8%)
  • Bus or coach4 (0.6%)
  • Goods vehicle, weight unknown2 (0.3%)
  • Minibus2 (0.3%)

Source: Department for Transport, STATS19 road safety data

Crash map for Hertsmere in 2015

Map of the last 24 crashes of 2015 and the 10 busiest accident hotspots in Hertsmere

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Hertsmere ranked among 351 areas in 2015

Of the 351 areas in England, Scotland and Wales, Hertsmere had the 135th most road collisions in 2015.

Collisions
135th
highest of 351 areas
Casualties
127th
highest of 351 areas
Fatal collisions
None
joint lowest with 23 other areas
Serious collisions
210th
of 351 areas, highest first

Roads in Hertsmere with the most crashes in 2015

The M25 had the most collisions in Hertsmere in 2015: 46, including 4 serious.

Roads ranked by collisions in Hertsmere, 2015
RankRoadCollisionsCasualtiesFatalSerious
1stM25466604
2ndA1264505
3rdA41264201
4thA411202902
5thB5378183101
6thA5183172200
7thM1163603
8thA1000131600
9thB462131401
10thA1(M)111401
11thB55691402
12thA40086801
13thA1115501
14thA51355501
15thA10814700
16thA103300
17thA11702300
18thA11842300
19thA4092200
20thA4142200

Latest crashes in Hertsmere in 2015

Of the last 24 crashes in Hertsmere in 2015, none were fatal and 5 were serious. The last was on 31 December 2015.

Severity

Hertsmere road accidents in other years