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CrashStats

Welwyn Hatfield road accidents in 2019: crash map and statistics

Police recorded 233 road traffic collisions in Welwyn Hatfield in 2019, and 347 people were killed or injured in them. Of those collisions, 1 was fatal and 43 were serious.

Collisions were up 2% on 2018 (229), and casualties rose from 343.

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

Collisions in 2019
233
Up 2% on 2018
Casualties in 2019
347
Up 1% on 2018
Fatal collisions
1
0.4% of collisions
Serious collisions
43
18% of collisions

Crash severity in Welwyn Hatfield in 2019

0.4% of collisions in Welwyn Hatfield in 2019 were fatal and 18% serious, against 1.4% and 19% in Welwyn Hatfield from 1979 to 2025.

Collisions by worst injury

  • Fatal10.4%
  • Serious4318%
  • Slight18981%

People hurt, by injury

  • Fatal10.3%
  • Serious4312%
  • Slight30387%

Welwyn Hatfield road accidents by year

Collisions and casualties in Welwyn Hatfield, 1979 to 2025

Collisions peaked at 493 in 1997. 2019 is highlighted, with 233, up 2% on 2018.

  • Collisions
  • Collisions in 2019
  • 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 2019

Collisions by day of the week

  • Monday34 (15%)
  • Tuesday41 (18%)
  • Wednesday36 (15%)
  • Thursday47 (20%)
  • Friday32 (14%)
  • Saturday22 (9.4%)
  • Sunday21 (9%)

Collisions by time of day

  • 00:00 to 02:597 (3%)
  • 03:00 to 05:593 (1.3%)
  • 06:00 to 08:5938 (16%)
  • 09:00 to 11:5937 (16%)
  • 12:00 to 14:5940 (17%)
  • 15:00 to 17:5960 (26%)
  • 18:00 to 20:5929 (12%)
  • 21:00 to 23:5919 (8.2%)

Collisions by month

  • January18 (7.7%)
  • February27 (12%)
  • March13 (5.6%)
  • April16 (6.9%)
  • May18 (7.7%)
  • June18 (7.7%)
  • July14 (6%)
  • August14 (6%)
  • September21 (9%)
  • October23 (9.9%)
  • November23 (9.9%)
  • December28 (12%)

Light conditions

  • Daylight165 (71%)
  • Dark, street lights lit39 (17%)
  • Dark, no street lighting19 (8.2%)
  • Dark, lighting unknown6 (2.6%)
  • Dark, street lights unlit4 (1.7%)

Weather at the time

  • Fine, no high winds183 (79%)
  • Raining, no high winds38 (16%)
  • Fine with high winds1 (0.4%)
  • Raining with high winds1 (0.4%)
  • Other6 (2.6%)
  • Not recorded4 (1.7%)

Road surface

  • Dry160 (69%)
  • Wet or damp67 (29%)
  • Frost or ice5 (2.1%)
  • Not recorded1 (0.4%)

Speed limit at the scene

  • 20 mph2 (0.9%)
  • 30 mph108 (46%)
  • 40 mph34 (15%)
  • 50 mph4 (1.7%)
  • 60 mph45 (19%)
  • 70 mph40 (17%)

Type of road

  • Single carriageway140 (60%)
  • Dual carriageway53 (23%)
  • Roundabout36 (15%)
  • One way street or slip road3 (1.3%)
  • Not recorded1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Welwyn Hatfield in 2019

Casualties by road user

  • Car occupant232 (67%)
  • Pedestrian37 (11%)
  • Cyclist29 (8.4%)
  • Motorcyclist21 (6.1%)
  • Van occupant15 (4.3%)
  • Bus or coach occupant6 (1.7%)
  • Goods vehicle occupant (over 3.5 tonnes)4 (1.2%)
  • Goods vehicle occupant (weight unknown)2 (0.6%)
  • Taxi or private hire car occupant1 (0.3%)

Casualties by age

  • 0 to 55 (1.4%)
  • 6 to 1011 (3.2%)
  • 11 to 1515 (4.3%)
  • 16 to 2031 (8.9%)
  • 21 to 2536 (10%)
  • 26 to 3577 (22%)
  • 36 to 4557 (16%)
  • 46 to 5543 (12%)
  • 56 to 6528 (8.1%)
  • 66 to 7521 (6.1%)
  • Over 7512 (3.5%)
  • Not recorded11 (3.2%)

Drivers, passengers and pedestrians

  • Driver or rider237 (68%)
  • Passenger73 (21%)
  • Pedestrian37 (11%)

Vehicles involved

  • Car348 (76%)
  • Pedal cycle30 (6.6%)
  • Motorcycle22 (4.8%)
  • Van or goods vehicle up to 3.5 tonnes21 (4.6%)
  • Goods vehicle over 3.5 tonnes16 (3.5%)
  • Taxi or private hire car5 (1.1%)
  • Goods vehicle, weight unknown4 (0.9%)
  • Bus or coach3 (0.7%)
  • Minibus2 (0.4%)
  • Not recorded4 (0.9%)

Source: Department for Transport, STATS19 road safety data

Crash map for Welwyn Hatfield in 2019

Map of the last 24 crashes of 2019 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 2019

Of the 351 areas in England, Scotland and Wales, Welwyn Hatfield had fewer road collisions than 193 of them in 2019.

Collisions
194th
of 351 areas, highest first
Casualties
168th
highest of 351 areas
Fatal collisions
295th
of 351 areas, highest first
Serious collisions
219th
of 351 areas, highest first

Accident hotspots in Welwyn Hatfield in 2019

Hatfield Central, Welwyn Hatfield, AL10 0BU area was the busiest accident hotspot in Welwyn Hatfield in 2019, with 27 collisions, 9 of them serious.

Roads in Welwyn Hatfield with the most crashes in 2019

The A1(M) had the most collisions in Welwyn Hatfield in 2019: 31, including 3 serious.

Roads ranked by collisions in Welwyn Hatfield, 2019
RankRoadCollisionsCasualtiesFatalSerious
1stA1(M)316003
2ndA1000222903
3rdA1001153002
4thB197142103
5thA414101501
6thA10577902
7thB642671602
8thB1956802
9thB1574500
10thB1563501
11thB10002400
12thM12200
13thA61291100
14thB1581200

Towns in Welwyn Hatfield: crashes in 2019

Hatfield had the most collisions of any town in Welwyn Hatfield in 2019: 60.

Postcode districts in Welwyn Hatfield: crashes in 2019

AL10 had the most collisions of any postcode district in Welwyn Hatfield in 2019: 75.

Latest crashes in Welwyn Hatfield in 2019

Of the last 24 crashes in Welwyn Hatfield in 2019, none were fatal and 10 were serious. The last was on 31 December 2019.

Severity

Welwyn Hatfield road accidents in other years