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CrashStats

Great Amwell & Stansteads, East Hertfordshire, SG12 9RY area: accident hotspot

Collisions, 2001 to 2025
340
2,215th busiest of 12,033 hotspots
Casualties
481
1.41 per collision
Fatal collisions
4
4 people killed
Collisions in 2025
3
Down 70% on 2024

Crash severity at the SG12 9RY hotspot

27 of the 340 collisions here (7.9%) killed or seriously injured someone.

Collisions by severity, 2001 to 2025

  • Fatal41.2%
  • Serious236.8%
  • Slight31392%

People hurt, 2001 to 2025

Killed
4
Seriously injured
28
Slightly injured
449
All casualties
481

Accidents by year at the SG12 9RY hotspot

Collisions here peaked at 27 in 2005, against an average of 14 a year from 2001 to 2025.

Collisions and casualties at the SG12 9RY hotspot, 2001 to 2025

  • Collisions
  • Collisions in 2025: 3
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202533
20241013
20231217
2022812
2021813
202066
201967
20181524
20171420
20161015
20151420
20141313
20131217
20121821
20111418
2010912
20091721
20081323
2007912
20062645
20052736
20041730
20032539
20021927
20011517

Map of crashes at the SG12 9RY hotspot

The 48 most recent collisions at this hotspot, coloured by severity, around its centre near SG12 9RY.

Map of the 48 most recent collisions at the Great Amwell & Stansteads, East Hertfordshire, SG12 9RY area accident hotspot

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

  • 48 crashes
  • Fatal
  • Serious
  • Slight

Centre of the hotspot

Hotspot area, 700 m radius

Details of the SG12 9RY hotspot

This hotspot counts every collision police recorded from 2001 to 2025 within 700 metres of its centre, except those already counted in a busier hotspot.

Ward
Great Amwell & Stansteads
Council area
East Hertfordshire
Nearest postcode to the centre
SG12 9RY
Postcode district
SG12
Centre (latitude, longitude)
51.78513, -0.01673
Radius
700 metres
Years covered
2001 to 2025
Years with a collision
25 of 25
Latest collision
18 December 2025
Rank by collisions
2,215th of 12,033 hotspots

Roads at the SG12 9RY hotspot

The busiest road at this hotspot is the A10, with 130 of 340, followed by the A414 with 88.

Collisions at the SG12 9RY hotspot on each road, 2001 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA1013018929
2ndA4148811419
3rdA11708111902
4thB1502162001
5thB181162311
6thB10521200

Towns near the SG12 9RY hotspot

Of the built-up areas this hotspot reaches, Hoddesdon had the most collisions, 25 of 340.

All 340 crashes at the SG12 9RY hotspot

Newest first, from 13 February 2001 to 18 December 2025, 48 to a page.

Severity
Year