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CrashStats

Three Rivers road accidents in 2025: crash map and statistics

Police recorded 114 road traffic collisions in Three Rivers in 2025, and 168 people were killed or injured in them. Of those collisions, 1 was fatal and 27 were serious.

Collisions were up 10% on 2024 (104), and casualties rose from 139.

Across all years from 1979 to 2025, police recorded 13,304 collisions in Three Rivers.

Collisions in 2025
114
Up 10% on 2024
Casualties in 2025
168
Up 21% on 2024
Fatal collisions
1
0.9% of collisions
Serious collisions
27
24% of collisions

Crash severity in Three Rivers in 2025

0.9% of collisions in Three Rivers in 2025 were fatal and 24% serious, against 1.3% and 19% in Three Rivers from 1979 to 2025.

Collisions by worst injury

  • Fatal10.9%
  • Serious2724%
  • Slight8675%

People hurt, by injury

  • Fatal10.6%
  • Serious2716%
  • Slight14083%

Three Rivers road accidents by year

Collisions and casualties in Three Rivers, 1979 to 2025

Collisions peaked at 484 in 1997. 2025 is highlighted, with 114, up 10% on 2024.

  • Collisions
  • Collisions in 2025: 114
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025114168
2024104139
2023135179
2022140187
202199128
202095119
2019132195
2018175251
2017202271
2016185275
2015190281
2014199294
2013168235
2012161216
2011229330
2010218299
2009229320
2008268400
2007288435
2006276384
2005327490
2004307466
2003348497
2002355518
2001388550
2000387553
1999418624
1998439653
1997484670
1996445678
1995443699
1994336524
1993361525
1992311452
1991282407
1990332469
1989347461
1988341487
1987319449
1986359472
1985376509
1984369511
1983315416
1982346475
1981328451
1980284382
1979350469

When and where crashes happen in Three Rivers in 2025

Collisions by day of the week

  • Monday13 (11%)
  • Tuesday18 (16%)
  • Wednesday15 (13%)
  • Thursday17 (15%)
  • Friday24 (21%)
  • Saturday15 (13%)
  • Sunday12 (11%)

Collisions by time of day

  • 00:00 to 02:591 (0.9%)
  • 03:00 to 05:593 (2.6%)
  • 06:00 to 08:5919 (17%)
  • 09:00 to 11:5917 (15%)
  • 12:00 to 14:5920 (18%)
  • 15:00 to 17:5922 (19%)
  • 18:00 to 20:5925 (22%)
  • 21:00 to 23:597 (6.1%)

Collisions by month

  • January6 (5.3%)
  • February14 (12%)
  • March11 (9.6%)
  • April9 (7.9%)
  • May6 (5.3%)
  • June7 (6.1%)
  • July4 (3.5%)
  • August6 (5.3%)
  • September14 (12%)
  • October16 (14%)
  • November12 (11%)
  • December9 (7.9%)

Light conditions

  • Daylight88 (77%)
  • Dark, street lights lit19 (17%)
  • Dark, lighting unknown3 (2.6%)
  • Dark, no street lighting3 (2.6%)
  • Dark, street lights unlit1 (0.9%)

Weather at the time

  • Fine, no high winds95 (83%)
  • Raining, no high winds10 (8.8%)
  • Fine with high winds3 (2.6%)
  • Raining with high winds2 (1.8%)
  • Other3 (2.6%)
  • Not recorded1 (0.9%)

Road surface

  • Dry86 (75%)
  • Wet or damp23 (20%)
  • Flood over 3cm deep1 (0.9%)
  • Not recorded4 (3.5%)

Speed limit at the scene

  • 20 mph5 (4.4%)
  • 30 mph44 (39%)
  • 40 mph25 (22%)
  • 50 mph5 (4.4%)
  • 60 mph6 (5.3%)
  • 70 mph29 (25%)

Type of road

  • Single carriageway61 (54%)
  • Dual carriageway39 (34%)
  • Roundabout9 (7.9%)
  • One way street or slip road5 (4.4%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Three Rivers in 2025

Casualties by road user

  • Car occupant115 (68%)
  • Pedestrian13 (7.7%)
  • Motorcyclist12 (7.1%)
  • Van occupant10 (6%)
  • Cyclist9 (5.4%)
  • Minibus occupant5 (3%)
  • Taxi or private hire car occupant3 (1.8%)
  • Not recorded1 (0.6%)

Casualties by age

  • 0 to 53 (1.8%)
  • 6 to 104 (2.4%)
  • 11 to 1511 (6.5%)
  • 16 to 209 (5.4%)
  • 21 to 2519 (11%)
  • 26 to 3538 (23%)
  • 36 to 4525 (15%)
  • 46 to 5528 (17%)
  • 56 to 6516 (9.5%)
  • 66 to 758 (4.8%)
  • Over 754 (2.4%)
  • Not recorded3 (1.8%)

Drivers, passengers and pedestrians

  • Driver or rider112 (67%)
  • Passenger43 (26%)
  • Pedestrian13 (7.7%)

Vehicles involved

  • Car174 (75%)
  • Van or goods vehicle up to 3.5 tonnes22 (9.5%)
  • Motorcycle12 (5.2%)
  • Goods vehicle over 3.5 tonnes8 (3.5%)
  • Pedal cycle8 (3.5%)
  • Taxi or private hire car3 (1.3%)
  • Personal powered transporter (e-scooter or similar)2 (0.9%)
  • Goods vehicle, weight unknown1 (0.4%)
  • Minibus1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Crash map for Three Rivers in 2025

Map of the last 24 crashes of 2025 and the 10 busiest accident hotspots in Three Rivers

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

How Three Rivers ranked among 351 areas in 2025

Of the 351 areas in England, Scotland and Wales, Three Rivers had fewer road collisions than 289 of them in 2025.

Collisions
290th
of 351 areas, highest first
Casualties
277th
of 351 areas, highest first
Fatal collisions
267th
of 351 areas, highest first
Serious collisions
308th
of 351 areas, highest first

Accident hotspots in Three Rivers in 2025

Kings Langley, Dacorum, WD4 8QJ area was the busiest accident hotspot in Three Rivers in 2025, with 12 collisions, 1 of them fatal.

Roads in Three Rivers with the most crashes in 2025

The M25 had the most collisions in Three Rivers in 2025: 28, including 6 serious.

Roads ranked by collisions in Three Rivers, 2025
RankRoadCollisionsCasualtiesFatalSerious
1stM25285006
2ndA40491402
3rdB454291401
4thA41281001
5thA4171002
6thM14801
7thA4053300
8thA40082401
9thA4112200
10thA41452502

Towns in Three Rivers: crashes in 2025

Watford, Watford had the most collisions of any town in Three Rivers in 2025: 19.

Postcode districts in Three Rivers: crashes in 2025

WD3 had the most collisions of any postcode district in Three Rivers in 2025: 52.

Latest crashes in Three Rivers in 2025

Of the last 24 crashes in Three Rivers in 2025, none were fatal and 4 were serious. The last was on 30 December 2025.

Severity

Three Rivers road accidents in other years