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CrashStats

Welham Green road accidents: crash map and statistics

Police recorded 177 road traffic collisions in Welham Green, Welwyn Hatfield, from 1979 to 2025, and 223 people were killed or injured in them. Of those collisions, 1 was fatal and 39 were serious.

In 2025 police recorded 1 collision, the same number as in 2024.

Collisions since 1979
177
2,080th of 2,851 towns, highest first
Casualties
223
1.26 per collision
Fatal collisions
1
1 person killed
Serious collisions
39
47 seriously injured
Collisions in 2025
1
1 in 2024
Casualties in 2025
1
1 in 2024

Road collision statistics for Welham Green

Collisions by severity, 1979 to 2025

  • Fatal10.6%
  • Serious3922%
  • Slight13777%

What the data shows

  • Welham Green had 26 collisions from 2016 to 2025, 19% fewer than the 32 from 2006 to 2015.
  • 23% of collisions in Welham Green were fatal or serious, against 20% across Great Britain.
  • 25 children under 16 were killed or injured in Welham Green, 11% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 38% of collisions in Welham Green.

Where Welham Green ranks among 2,851 towns

Most collisions
2,080th
Most casualties
2,137th
Most fatal collisions
2,420th
Most serious collisions
1,999th

Collisions by day of the week

  • Monday31 (18%)
  • Tuesday38 (21%)
  • Wednesday26 (15%)
  • Thursday27 (15%)
  • Friday24 (14%)
  • Saturday18 (10%)
  • Sunday13 (7.3%)

Light conditions

  • Daylight126 (71%)
  • Dark, street lights lit44 (25%)
  • Dark, lighting unknown3 (1.7%)
  • Dark, no street lighting3 (1.7%)
  • Dark, street lights unlit1 (0.6%)

Type of road

  • Single carriageway162 (92%)
  • Roundabout10 (5.6%)
  • Dual carriageway2 (1.1%)
  • One way street or slip road1 (0.6%)
  • Not recorded2 (1.1%)

Speed limit at the scene

  • 20 mph1 (0.6%)
  • 30 mph144 (81%)
  • 40 mph3 (1.7%)
  • 60 mph27 (15%)
  • 70 mph2 (1.1%)

Weather at the time

  • Fine, no high winds135 (76%)
  • Raining, no high winds28 (16%)
  • Fog or mist2 (1.1%)
  • Raining with high winds2 (1.1%)
  • Fine with high winds1 (0.6%)
  • Snowing with high winds1 (0.6%)
  • Snowing, no high winds1 (0.6%)
  • Other5 (2.8%)
  • Not recorded2 (1.1%)

Who was hurt

  • Car occupant122 (55%)
  • Pedestrian38 (17%)
  • Motorcyclist31 (14%)
  • Cyclist24 (11%)
  • Van occupant5 (2.2%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (0.4%)
  • Goods vehicle occupant (weight unknown)1 (0.4%)
  • Horse rider1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Welham Green road accidents by year

Collisions and casualties in Welham Green, 1979 to 2025

Collisions in Welham Green peaked at 8 in 2003; 2025 had 1.

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202511
202411
202322
202247
202134
202000
201923
201855
201745
201644
2015510
201455
201311
201222
201100
201057
200933
200845
200758
200622
200547
200445
2003813
200279
200166
200057
199969
199833
199777
199657
199544
199433
199358
199211
199157
199045
198966
198822
198700
198623
198566
198455
198311
198279
198133
198022
1979810

Map of recent crashes in Welham Green

Map of the 24 most recent crashes in Welham Green

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Welham Green

The 24 most recent collisions in Welham Green happened between 7 June 2016 and 21 May 2025.

Severity

Crashes by road in Welham Green

Of the 177 collisions in Welham Green, 22 were on the A1000.

Collisions in Welham Green on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA1000223003

Council area for Welham Green

Welham Green is in Welwyn Hatfield, where police recorded 16,554 collisions from 1979 to 2025. Welham Green accounts for 1.1% of them.

Postcode districts in Welham Green

Collisions in Welham Green were recorded in 2 postcode districts, led by AL9 (174) and AL10 (3).