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CrashStats

Welwyn Hatfield road accidents in 2009: crash map and statistics

Police recorded 291 road traffic collisions in Welwyn Hatfield in 2009, and 405 people were killed or injured in them. Of those collisions, 6 were fatal and 35 were serious.

Collisions were down 17% on 2008 (349), and casualties fell from 468.

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

Collisions in 2009
291
Down 17% on 2008
Casualties in 2009
405
Down 13% on 2008
Fatal collisions
6
2.1% of collisions
Serious collisions
35
12% of collisions

Crash severity in Welwyn Hatfield in 2009

2.1% of collisions in Welwyn Hatfield in 2009 were fatal and 12% serious, against 1.4% and 19% in Welwyn Hatfield from 1979 to 2025.

Collisions by worst injury

  • Fatal62.1%
  • Serious3512%
  • Slight25086%

People hurt, by injury

  • Fatal61.5%
  • Serious4511%
  • Slight35487%

Welwyn Hatfield road accidents by year

Collisions and casualties in Welwyn Hatfield, 1979 to 2025

Collisions peaked at 493 in 1997. 2009 is highlighted, with 291, down 17% on 2008.

  • Collisions
  • Collisions in 2009
  • 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 2009

Collisions by day of the week

  • Monday39 (13%)
  • Tuesday30 (10%)
  • Wednesday54 (19%)
  • Thursday46 (16%)
  • Friday46 (16%)
  • Saturday39 (13%)
  • Sunday37 (13%)

Collisions by time of day

  • 00:00 to 02:5912 (4.1%)
  • 03:00 to 05:5911 (3.8%)
  • 06:00 to 08:5940 (14%)
  • 09:00 to 11:5937 (13%)
  • 12:00 to 14:5949 (17%)
  • 15:00 to 17:5988 (30%)
  • 18:00 to 20:5936 (12%)
  • 21:00 to 23:5918 (6.2%)

Collisions by month

  • January35 (12%)
  • February22 (7.6%)
  • March20 (6.9%)
  • April20 (6.9%)
  • May20 (6.9%)
  • June21 (7.2%)
  • July22 (7.6%)
  • August22 (7.6%)
  • September23 (7.9%)
  • October32 (11%)
  • November35 (12%)
  • December19 (6.5%)

Light conditions

  • Daylight222 (76%)
  • Dark, street lights lit56 (19%)
  • Dark, no street lighting13 (4.5%)

Weather at the time

  • Fine, no high winds235 (81%)
  • Raining, no high winds35 (12%)
  • Raining with high winds3 (1%)
  • Fine with high winds2 (0.7%)
  • Fog or mist1 (0.3%)
  • Other15 (5.2%)

Road surface

  • Dry198 (68%)
  • Wet or damp84 (29%)
  • Frost or ice8 (2.7%)
  • Flood over 3cm deep1 (0.3%)

Speed limit at the scene

  • 20 mph2 (0.7%)
  • 30 mph116 (40%)
  • 40 mph51 (18%)
  • 50 mph15 (5.2%)
  • 60 mph59 (20%)
  • 70 mph48 (16%)

Type of road

  • Single carriageway177 (61%)
  • Dual carriageway57 (20%)
  • Roundabout38 (13%)
  • One way street or slip road19 (6.5%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Welwyn Hatfield in 2009

Casualties by road user

  • Car occupant283 (70%)
  • Motorcyclist45 (11%)
  • Cyclist28 (6.9%)
  • Pedestrian21 (5.2%)
  • Van occupant16 (4%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (1.2%)
  • Taxi or private hire car occupant3 (0.7%)
  • Bus or coach occupant2 (0.5%)
  • Horse rider1 (0.2%)
  • Other vehicle occupant1 (0.2%)

Casualties by age

  • 0 to 55 (1.2%)
  • 6 to 109 (2.2%)
  • 11 to 1513 (3.2%)
  • 16 to 2080 (20%)
  • 21 to 2557 (14%)
  • 26 to 3566 (16%)
  • 36 to 4573 (18%)
  • 46 to 5550 (12%)
  • 56 to 6526 (6.4%)
  • 66 to 7513 (3.2%)
  • Over 7510 (2.5%)
  • Not recorded3 (0.7%)

Drivers, passengers and pedestrians

  • Driver or rider299 (74%)
  • Passenger85 (21%)
  • Pedestrian21 (5.2%)

Vehicles involved

  • Car415 (75%)
  • Motorcycle48 (8.6%)
  • Van or goods vehicle up to 3.5 tonnes36 (6.5%)
  • Pedal cycle28 (5%)
  • Goods vehicle over 3.5 tonnes13 (2.3%)
  • Taxi or private hire car6 (1.1%)
  • Bus or coach4 (0.7%)
  • Other vehicle4 (0.7%)
  • Minibus1 (0.2%)
  • Ridden horse1 (0.2%)

Source: Department for Transport, STATS19 road safety data

Crash map for Welwyn Hatfield in 2009

Map of the last 24 crashes of 2009 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 2009

Of the 351 areas in England, Scotland and Wales, Welwyn Hatfield had fewer road collisions than 232 of them in 2009.

Collisions
233rd
of 351 areas, highest first
Casualties
229th
of 351 areas, highest first
Fatal collisions
104th
highest of 351 areas
Serious collisions
259th
of 351 areas, highest first

Accident hotspots in Welwyn Hatfield in 2009

Hatfield Central, Welwyn Hatfield, AL10 0BU area was the busiest accident hotspot in Welwyn Hatfield in 2009, with 25 collisions, 3 of them serious.

Roads in Welwyn Hatfield with the most crashes in 2009

The A1000 had the most collisions in Welwyn Hatfield in 2009: 48, including 3 fatal and 6 serious.

Roads ranked by collisions in Welwyn Hatfield, 2009
RankRoadCollisionsCasualtiesFatalSerious
1stA1000486536
2ndA1(M)305813
3rdA1001182601
4thB197141901
5thA414131610
6thB64268801
7thA61297911
8thB1957901
9thB10006900
10thB1566700
11thB1576801
12thA14601
13thA10574801
14thB1583400
15thB6563300
16thB6532201

Towns in Welwyn Hatfield: crashes in 2009

Welwyn Garden City had the most collisions of any town in Welwyn Hatfield in 2009: 57.

Postcode districts in Welwyn Hatfield: crashes in 2009

AL10 had the most collisions of any postcode district in Welwyn Hatfield in 2009: 74.

Latest crashes in Welwyn Hatfield in 2009

Of the last 24 crashes in Welwyn Hatfield in 2009, none were fatal and 2 were serious. The last was on 30 December 2009.

Severity

Welwyn Hatfield road accidents in other years