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CrashStats

A504 accidents: crash map and statistics

Police recorded 5,743 collisions on the A504 from 1979 to 2025, with 6,706 casualties. Of those crashes, 33 were fatal and 763 serious, and 33 people were killed.

In 2025 there were 66 collisions on the A504, down 22% from 85 in 2024, with 77 casualties.

Collisions since 1979
5,743
168th highest of 4,923 roads
Casualties
6,706
1.17 per collision
Fatal collisions
33
33 people killed
Serious collisions
763
806 seriously injured
Collisions in 2025
66
Down 22% on 2024
Casualties in 2025
77
Down 20% on 2024

Crash severity on the A504

On the A504, 0.6% of collisions were fatal and 13% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal330.6%
  • Serious76313%
  • Slight4,94786%

Where the A504 ranks among 4,923 roads

Most collisions
168th
Most casualties
214th
Most fatal collisions
619th
Most serious collisions
257th

A504 accidents by year

Collisions on the A504 peaked at 188 in 1990 and were down to 66 in 2025.

Collisions and casualties on the A504, 1979 to 2025

  • Collisions
  • Collisions in 2025: 66
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20256677
20248596
202384105
2022102111
2021101111
20207895
20197694
20188298
2017110134
2016110145
2015104123
201496105
201384102
201298122
2011100113
201093113
2009111134
20085870
200796122
200699123
200587102
2004106122
2003115138
2002117141
2001129148
2000154196
1999124151
1998141155
1997128142
1996125146
1995155166
1994145157
1993157179
1992158176
1991156177
1990188206
1989157183
1988145173
1987138161
1986147172
1985155174
1984179204
1983157177
1982137161
1981169197
1980175216
1979166193

When crashes happen on the A504

Friday has the most collisions on the A504 (930), and 3pm to 6pm is the busiest time of day (1,355).

Collisions by day of the week

  • Monday851 (15%)
  • Tuesday815 (14%)
  • Wednesday867 (15%)
  • Thursday881 (15%)
  • Friday930 (16%)
  • Saturday771 (13%)
  • Sunday628 (11%)

Collisions by time of day

  • Midnight to 3am262 (4.6%)
  • 3am to 6am81 (1.4%)
  • 6am to 9am596 (10%)
  • 9am to noon795 (14%)
  • Noon to 3pm1,019 (18%)
  • 3pm to 6pm1,355 (24%)
  • 6pm to 9pm1,006 (18%)
  • 9pm to midnight629 (11%)

Collisions by month

  • January420 (7.3%)
  • February459 (8%)
  • March543 (9.5%)
  • April399 (6.9%)
  • May471 (8.2%)
  • June483 (8.4%)
  • July482 (8.4%)
  • August451 (7.9%)
  • September437 (7.6%)
  • October528 (9.2%)
  • November559 (9.7%)
  • December511 (8.9%)

Light conditions at the time

  • Daylight3,953 (69%)
  • Dark, street lights lit1,705 (30%)
  • Dark, lighting unknown52 (0.9%)
  • Dark, street lights unlit26 (0.5%)
  • Dark, no street lighting7 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A504 crashes

On the A504, 92% of collisions happened where the speed limit was 30 mph and 74% on a dry road surface.

Speed limit at the scene

  • 20 mph415 (7.2%)
  • 30 mph5,280 (92%)
  • 40 mph29 (0.5%)
  • 50 mph15 (0.3%)
  • 60 mph4 (0.1%)

Weather at the time

  • Fine, no high winds4,278 (74%)
  • Raining, no high winds743 (13%)
  • Fine with high winds38 (0.7%)
  • Raining with high winds36 (0.6%)
  • Other546 (9.5%)
  • Not recorded102 (1.8%)

Road surface

  • Dry4,278 (74%)
  • Wet or damp1,368 (24%)
  • Frost or ice34 (0.6%)
  • Snow20 (0.3%)
  • Flood over 3cm deep2 (under 0.1%)
  • Not recorded41 (0.7%)

Type of road

  • Single carriageway4,770 (83%)
  • Dual carriageway272 (4.7%)
  • Roundabout200 (3.5%)
  • One way street or slip road144 (2.5%)
  • Not recorded357 (6.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A504 crashes

Car occupants make up 41% of the people killed or injured on the A504, followed by pedestrians (27%).

Casualties by road user

  • Car occupant2,772 (41%)
  • Pedestrian1,814 (27%)
  • Motorcyclist969 (14%)
  • Cyclist500 (7.5%)
  • Bus or coach occupant433 (6.5%)
  • Van occupant137 (2%)
  • Other75 (1.1%)
  • Not recorded6 (0.1%)

Vehicles involved

  • Car6,696 (70%)
  • Motorcycle1,059 (11%)
  • Van or goods vehicle up to 3.5 tonnes534 (5.6%)
  • Pedal cycle516 (5.4%)
  • Bus or coach512 (5.3%)
  • Goods vehicle over 3.5 tonnes114 (1.2%)
  • Other158 (1.6%)
  • Not recorded1 (under 0.1%)

Casualties by age

  • 0 to 5133 (2%)
  • 6 to 10204 (3%)
  • 11 to 15353 (5.3%)
  • 16 to 20686 (10%)
  • 21 to 25895 (13%)
  • 26 to 351,534 (23%)
  • 36 to 45917 (14%)
  • 46 to 55566 (8.4%)
  • 56 to 65426 (6.4%)
  • 66 to 75316 (4.7%)
  • Over 75232 (3.5%)
  • Not recorded444 (6.6%)

Drivers, passengers and pedestrians

  • Driver or rider3,428 (51%)
  • Pedestrian1,814 (27%)
  • Passenger1,464 (22%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A504

Map of the 25 most recent crashes on the A504

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

  • 25 crashes
  • Serious
  • Slight

A504 crashes by council area

Collisions on the A504 were recorded in 2 council areas. Haringey has the most, with 3,741, followed by Barnet (1,998).

Collisions on the A504 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stHaringey3,7414,33423505
2ndBarnet1,9982,36710258

A504 crashes by town

Collisions on the A504 were recorded in 2 towns and built-up areas, led by Haringey (3,397) and Barnet (1,818).

Recent crashes on the A504

These are the 25 most recent collisions on the A504, from 28 August to 31 December 2025.

Severity