Serious unclassified road crash in Hertsmere EN6 on 4 December 2025 at 19:16 involving a Honda NSC motorcycle
A Honda NSC motorcycle, a Honda WW125 motorcycle and a Citroen C3 were involved in a crash on an unclassified road in Hertsmere at 19:16 on Thursday 4 December 2025. The 17-year-old male rider of the Honda WW125 motorcycle was seriously injured.
It happened after dark under street lighting in the rain on a wet single carriageway with a 30 mph limit, away from any junction.
- Severity
- Serious
- Date
- 4 Dec 2025
- Thursday, 19:16
- Vehicles
- 3
- Honda NSC and 2 others
- Casualties
- 1
- 1 seriously injured
Location of the crash
Police recorded the crash at latitude 51.7013, longitude -0.17571, in the EN6 postcode district and within the built-up area of Potters Bar. It is one of the crashes that make up the Potters Bar Parkfield, Hertsmere, EN6 1UY area accident hotspot.
Map of where the crash happened in Hertsmere
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- 1 crash
- Serious
Collision details
Basic information
- Reference
- 2025411684109
- Council area
- Hertsmere
- Police force
- Hertfordshire
- Police attended the scene
- Yes
- Highway authority
- Hertfordshire
Road and location details
- First road class
- Unclassified
- Road type
- Single carriageway
- Speed limit
- 30 mph
- Urban or rural
- Urban
- Trunk road
- Non-trunk road
Junction information
- Junction type
- Not at junction or within 20 metres
- Second road class
- A
- Second road number
- 1000
Pedestrian crossing information
- Crossing facilities
- No physical crossing facility within 50 m
Environmental conditions
- Light conditions
- Dark, street lights lit
- Weather
- Raining, no high winds
- Road surface
- Wet or damp
Enhanced collision data
- Serious injury band
- Very serious
- How severity was recorded
- From injuries recorded by police (CRASH system)
- Estimated chance it was serious
- 100%
- Estimated chance it was slight
- 0%
The 6 nearest recorded crashes
The nearest, 14 metres away, was a slight injury crash on 14 September 1984.
Slight
Car crash on the A1000 in Hertsmere, 14 September 1984
14 m awayRef 198401SA00679
Slight
Mercedes ML Class crash on the A1000 in Hertsmere, 26 January 2007
17 m awayRef 20074100J2043
Slight
BMW 3 Series crash on the A1000 in Hertsmere, 10 April 2003
17 m awayRef 20034100J2259
Slight
Volkswagen Golf crash on the A1000 in Hertsmere, 15 June 2003
17 m awayRef 20034100J2461
Slight
Renault Clio crash on the A1000 in Hertsmere, 25 November 2008
17 m awayRef 20084100J2743
Slight
Van crash on the A1000 in Hertsmere, 6 February 1987
17 m awayRef 198701SA00094
Vehicles involved (3)
Vehicle 1: Honda NSC
Motorcycle 125cc and under
- Manoeuvre
- Overtaking moving vehicle on its offside
- Travelling from
- East
- Travelling to
- West
- Position at junction
- Not at or within 20 metres of junction
- First point of impact
- Front
- Left-hand drive
- No
- Driver sex
- Male
- Driver age
- 21 years
- Engine capacity
- 108 cc
- Fuel or propulsion
- Petrol
Vehicle 2: Honda WW125
Motorcycle 125cc and under
- Manoeuvre
- Overtaking moving vehicle on its offside
- Travelling from
- North
- Travelling to
- South
- Position at junction
- Not at or within 20 metres of junction
- First point of impact
- Front
- Left-hand drive
- No
- Driver sex
- Male
- Driver age
- 17 years
- Engine capacity
- 125 cc
- Fuel or propulsion
- Petrol
Vehicle 3: Citroen C3
Car
- Manoeuvre
- Turning right
- Travelling from
- North
- Travelling to
- South
- Position at junction
- Not at or within 20 metres of junction
- First point of impact
- Front
- Left-hand drive
- No
- Driver sex
- Female
- Driver age
- 64 years
- Engine capacity
- 1,200 cc
- Fuel or propulsion
- Petrol
- Driver home area deprivation
- 20 to 30% least deprived
- Distance from driver's home
- Within 5 km
Casualties (1)
Casualty 1: Rider
SeriousMale, aged 17, motorcyclist (125cc and under), on vehicle 2 (Honda WW125)
- Serious injury band
- Very serious
Data source
This record comes from the Department for Transport’s road safety data (STATS19), in which police forces in Great Britain record every road crash reported to them where someone was injured. It is reference 2025411684109 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Hertsmere road accident statistics for 2025.