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CrashStats

Welwyn Hatfield road accidents in 2015: crash map and statistics

Police recorded 295 road traffic collisions in Welwyn Hatfield in 2015, and 407 people were killed or injured in them. Of those collisions, 3 were fatal and 42 were serious.

Collisions were down 9% on 2014 (323), and casualties fell from 451.

Across all years from 1979 to 2025, police recorded 16,554 collisions in Welwyn Hatfield.

Collisions in 2015
295
Down 9% on 2014
Casualties in 2015
407
Down 10% on 2014
Fatal collisions
3
1% of collisions
Serious collisions
42
14% of collisions

Crash severity in Welwyn Hatfield in 2015

1% of collisions in Welwyn Hatfield in 2015 were fatal and 14% serious, against 1.4% and 19% in Welwyn Hatfield from 1979 to 2025.

Collisions by worst injury

  • Fatal31%
  • Serious4214%
  • Slight25085%

People hurt, by injury

  • Fatal30.7%
  • Serious4812%
  • Slight35687%

Welwyn Hatfield road accidents by year

Collisions and casualties in Welwyn Hatfield, 1979 to 2025

Collisions peaked at 493 in 1997. 2015 is highlighted, with 295, down 9% on 2014.

  • Collisions
  • Collisions in 2015
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025122160
2024172248
2023170218
2022186264
2021165218
2020134184
2019233347
2018229343
2017244343
2016293421
2015295407
2014323451
2013262338
2012290409
2011241341
2010257358
2009291405
2008349468
2007402546
2006397582
2005399554
2004457641
2003438628
2002474657
2001455619
2000454650
1999459650
1998462723
1997493662
1996459656
1995403573
1994400544
1993385527
1992376526
1991346481
1990426572
1989447595
1988408564
1987384509
1986477624
1985418541
1984416532
1983429557
1982432583
1981395520
1980387519
1979420582

When and where crashes happen in Welwyn Hatfield in 2015

Collisions by day of the week

  • Monday34 (12%)
  • Tuesday56 (19%)
  • Wednesday45 (15%)
  • Thursday49 (17%)
  • Friday50 (17%)
  • Saturday31 (11%)
  • Sunday30 (10%)

Collisions by time of day

  • 00:00 to 02:598 (2.7%)
  • 03:00 to 05:598 (2.7%)
  • 06:00 to 08:5943 (15%)
  • 09:00 to 11:5941 (14%)
  • 12:00 to 14:5947 (16%)
  • 15:00 to 17:5983 (28%)
  • 18:00 to 20:5944 (15%)
  • 21:00 to 23:5921 (7.1%)

Collisions by month

  • January35 (12%)
  • February35 (12%)
  • March17 (5.8%)
  • April14 (4.7%)
  • May12 (4.1%)
  • June21 (7.1%)
  • July24 (8.1%)
  • August23 (7.8%)
  • September22 (7.5%)
  • October30 (10%)
  • November31 (11%)
  • December31 (11%)

Light conditions

  • Daylight197 (67%)
  • Dark, street lights lit62 (21%)
  • Dark, no street lighting27 (9.2%)
  • Dark, street lights unlit5 (1.7%)
  • Dark, lighting unknown4 (1.4%)

Weather at the time

  • Fine, no high winds216 (73%)
  • Raining, no high winds47 (16%)
  • Fine with high winds8 (2.7%)
  • Raining with high winds4 (1.4%)
  • Other11 (3.7%)
  • Not recorded9 (3.1%)

Road surface

  • Dry175 (59%)
  • Wet or damp117 (40%)
  • Frost or ice3 (1%)

Speed limit at the scene

  • 20 mph1 (0.3%)
  • 30 mph156 (53%)
  • 40 mph33 (11%)
  • 50 mph14 (4.7%)
  • 60 mph53 (18%)
  • 70 mph38 (13%)

Type of road

  • Single carriageway213 (72%)
  • Dual carriageway43 (15%)
  • Roundabout34 (12%)
  • One way street or slip road5 (1.7%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Welwyn Hatfield in 2015

Casualties by road user

  • Car occupant237 (58%)
  • Pedestrian59 (14%)
  • Cyclist43 (11%)
  • Motorcyclist26 (6.4%)
  • Van occupant22 (5.4%)
  • Taxi or private hire car occupant15 (3.7%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (0.7%)
  • Bus or coach occupant1 (0.2%)
  • Horse rider1 (0.2%)

Casualties by age

  • 0 to 58 (2%)
  • 6 to 1021 (5.2%)
  • 11 to 1522 (5.4%)
  • 16 to 2045 (11%)
  • 21 to 2552 (13%)
  • 26 to 3585 (21%)
  • 36 to 4553 (13%)
  • 46 to 5545 (11%)
  • 56 to 6531 (7.6%)
  • 66 to 7523 (5.7%)
  • Over 7518 (4.4%)
  • Not recorded4 (1%)

Drivers, passengers and pedestrians

  • Driver or rider266 (65%)
  • Passenger82 (20%)
  • Pedestrian59 (14%)

Vehicles involved

  • Car382 (71%)
  • Pedal cycle45 (8.4%)
  • Van or goods vehicle up to 3.5 tonnes43 (8%)
  • Motorcycle27 (5%)
  • Taxi or private hire car19 (3.5%)
  • Goods vehicle over 3.5 tonnes12 (2.2%)
  • Bus or coach6 (1.1%)
  • Goods vehicle, weight unknown1 (0.2%)
  • Ridden horse1 (0.2%)

Source: Department for Transport, STATS19 road safety data

Crash map for Welwyn Hatfield in 2015

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

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Welwyn Hatfield ranked among 351 areas in 2015

Of the 351 areas in England, Scotland and Wales, Welwyn Hatfield had fewer road collisions than 182 of them in 2015.

Collisions
183rd
of 351 areas, highest first
Casualties
180th
of 351 areas, highest first
Fatal collisions
176th
highest of 351 areas
Serious collisions
200th
of 351 areas, highest first

Accident hotspots in Welwyn Hatfield in 2015

Hatfield South West, Welwyn Hatfield, AL10 9TB area was the busiest accident hotspot in Welwyn Hatfield in 2015, with 30 collisions, 4 of them serious.

Roads in Welwyn Hatfield with the most crashes in 2015

The A1(M) had the most collisions in Welwyn Hatfield in 2015: 32, including 1 fatal and 3 serious.

Roads ranked by collisions in Welwyn Hatfield, 2015
RankRoadCollisionsCasualtiesFatalSerious
1stA1(M)325213
2ndA1000264304
3rdA1001152003
4thB6426121403
5thB197111402
6thA61298911
7thB1957801
8thA4146901
9thB1566901
10thB1575701
11thB6535600
12thA10574600
13thB1583400
14thB10002600
15thB6561200

Towns in Welwyn Hatfield: crashes in 2015

Welwyn Garden City had the most collisions of any town in Welwyn Hatfield in 2015: 75.

Postcode districts in Welwyn Hatfield: crashes in 2015

AL10 had the most collisions of any postcode district in Welwyn Hatfield in 2015: 86.

Latest crashes in Welwyn Hatfield in 2015

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

Severity

Welwyn Hatfield road accidents in other years