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CrashStats

Hatfield road accidents: crash map and statistics

Police recorded 3,144 road traffic collisions in Hatfield, Welwyn Hatfield, from 1979 to 2025, and 4,066 people were killed or injured in them. Of those collisions, 19 were fatal and 502 were serious.

In 2025 police recorded 32 collisions, down 18% on 2024 (39).

Collisions since 1979
3,144
320th highest of 2,851 towns
Casualties
4,066
1.29 per collision
Fatal collisions
19
21 people killed
Serious collisions
502
546 seriously injured
Collisions in 2025
32
Down 18% on 2024
Casualties in 2025
37
Down 26% on 2024

Road collision statistics for Hatfield

Collisions by severity, 1979 to 2025

  • Fatal190.6%
  • Serious50216%
  • Slight2,62383%

What the data shows

  • Hatfield had 433 collisions from 2016 to 2025, 28% fewer than the 602 from 2006 to 2015.
  • 17% of collisions in Hatfield were fatal or serious, against 20% across Great Britain.
  • 530 children under 16 were killed or injured in Hatfield, 13% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 36% of collisions in Hatfield.

Where Hatfield ranks among 2,851 towns

Most collisions
320th
Most casualties
314th
Most fatal collisions
518th
Most serious collisions
336th

Collisions by day of the week

  • Monday452 (14%)
  • Tuesday481 (15%)
  • Wednesday470 (15%)
  • Thursday500 (16%)
  • Friday553 (18%)
  • Saturday395 (13%)
  • Sunday293 (9.3%)

Light conditions

  • Daylight2,225 (71%)
  • Dark, street lights lit831 (26%)
  • Dark, street lights unlit38 (1.2%)
  • Dark, lighting unknown29 (0.9%)
  • Dark, no street lighting21 (0.7%)

Type of road

  • Single carriageway2,020 (64%)
  • Roundabout644 (20%)
  • Dual carriageway371 (12%)
  • One way street or slip road90 (2.9%)
  • Not recorded19 (0.6%)

Speed limit at the scene

  • 20 mph20 (0.6%)
  • 30 mph2,366 (75%)
  • 40 mph178 (5.7%)
  • 50 mph251 (8%)
  • 60 mph149 (4.7%)
  • 70 mph180 (5.7%)

Weather at the time

  • Fine, no high winds2,470 (79%)
  • Raining, no high winds453 (14%)
  • Raining with high winds42 (1.3%)
  • Fine with high winds32 (1%)
  • Snowing, no high winds19 (0.6%)
  • Fog or mist13 (0.4%)
  • Snowing with high winds2 (0.1%)
  • Other62 (2%)
  • Not recorded51 (1.6%)

Who was hurt

  • Car occupant2,290 (56%)
  • Cyclist568 (14%)
  • Pedestrian503 (12%)
  • Motorcyclist490 (12%)
  • Bus or coach occupant85 (2.1%)
  • Van occupant59 (1.5%)
  • Taxi or private hire car occupant32 (0.8%)
  • Goods vehicle occupant (over 3.5 tonnes)12 (0.3%)
  • Other vehicle occupant9 (0.2%)
  • Minibus occupant8 (0.2%)
  • Other6 (0.1%)
  • Not recorded4 (0.1%)

Source: Department for Transport, STATS19 road safety data

Hatfield road accidents by year

Collisions and casualties in Hatfield, 1979 to 2025

Collisions in Hatfield peaked at 102 in 1986; 2025 had 32.

  • Collisions
  • Collisions in 2025: 32
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20253237
20243950
20234451
20223648
20213747
20202227
20196075
20184461
20175475
20166584
20156778
20146480
20135170
20126175
20116188
20105069
20095569
20086283
20076892
20066387
20056984
200496136
200373104
200296128
20017298
200080105
199975102
199879127
199797113
199678109
199580104
19946373
19936586
199265119
19915677
19907594
19897992
19886481
19876479
1986102118
19857185
19848796
19837379
198291113
198181101
198085104
197993113

Map of recent crashes in Hatfield

Map of the 24 most recent crashes in Hatfield

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Hatfield

The 24 most recent collisions in Hatfield happened between 14 March and 22 December 2025.

Severity

Crashes by road in Hatfield

The B6426 has the most collisions in Hatfield, 354 of 3,144 (11%), followed by the A1001 (281).

Collisions in Hatfield on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stB6426354437248
2ndA1001281389139
3rdA1057241313245
4thB197178224124
5thA1000175240325
6thA414126165015
7thA1125171011
8thA1(M)10114118

Council areas covering Hatfield

Collisions in Hatfield were recorded in 3 council areas. Welwyn Hatfield has 3,133 of 3,144 (99.7%).

Collisions in Hatfield by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWelwyn Hatfield3,1334,04519501
2ndSt Albans71501
3rdNorth Hertfordshire3400

Postcode districts in Hatfield

Collisions in Hatfield were recorded in 3 postcode districts, led by AL10 (2,766) and AL9 (297).