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CrashStats

B511 accidents: crash map and statistics

Police recorded 683 collisions on the B511 from 1979 to 2025, with 763 casualties. Of those crashes, 2 were fatal and 92 serious, and 2 people were killed.

In 2025 there were 12 collisions on the B511, up 20% from 10 in 2024, with 12 casualties.

Collisions since 1979
683
1,531st highest of 4,923 roads
Casualties
763
1.12 per collision
Fatal collisions
2
2 people killed
Serious collisions
92
96 seriously injured
Collisions in 2025
12
Up 20% on 2024
Casualties in 2025
12
Up 9% on 2024

Crash severity on the B511

On the B511, 0.3% of collisions were fatal and 13% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal20.3%
  • Serious9213%
  • Slight58986%

Where the B511 ranks among 4,923 roads

Most collisions
1,531st
Most casualties
1,800th
Most fatal collisions
3,485th
Most serious collisions
2,054th

B511 accidents by year

Collisions on the B511 peaked at 27 in 1979 and were down to 12 in 2025.

Collisions and casualties on the B511, 1979 to 2025

  • Collisions
  • Collisions in 2025: 12
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251212
20241011
20231111
2022811
202167
20201515
201989
20181011
201777
201688
20151011
20141011
20131111
201277
20111011
201067
20091821
20081215
20071214
20061214
20051212
200488
200356
20021821
20011919
20001718
19992325
19982530
19971717
19962324
19951718
19941718
19932125
19921718
19911717
19901920
19891317
19881515
19871717
19861922
19851617
19841821
19831820
19822429
19811820
19802022
19792743

When crashes happen on the B511

Wednesday has the most collisions on the B511 (126), and 3pm to 6pm is the busiest time of day (155).

Collisions by day of the week

  • Monday97 (14%)
  • Tuesday106 (16%)
  • Wednesday126 (18%)
  • Thursday95 (14%)
  • Friday114 (17%)
  • Saturday74 (11%)
  • Sunday71 (10%)

Collisions by time of day

  • Midnight to 3am28 (4.1%)
  • 3am to 6am8 (1.2%)
  • 6am to 9am85 (12%)
  • 9am to noon102 (15%)
  • Noon to 3pm109 (16%)
  • 3pm to 6pm155 (23%)
  • 6pm to 9pm109 (16%)
  • 9pm to midnight87 (13%)

Collisions by month

  • January62 (9.1%)
  • February56 (8.2%)
  • March61 (8.9%)
  • April52 (7.6%)
  • May50 (7.3%)
  • June65 (9.5%)
  • July59 (8.6%)
  • August41 (6%)
  • September50 (7.3%)
  • October59 (8.6%)
  • November69 (10%)
  • December59 (8.6%)

Light conditions at the time

  • Daylight454 (66%)
  • Dark, street lights lit218 (32%)
  • Dark, lighting unknown8 (1.2%)
  • Dark, street lights unlit2 (0.3%)
  • Dark, no street lighting1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B511 crashes

On the B511, 89% of collisions happened where the speed limit was 30 mph and 76% on a dry road surface.

Speed limit at the scene

  • 20 mph69 (10%)
  • 30 mph610 (89%)
  • 40 mph1 (0.1%)
  • 60 mph3 (0.4%)

Weather at the time

  • Fine, no high winds508 (74%)
  • Raining, no high winds86 (13%)
  • Fine with high winds5 (0.7%)
  • Raining with high winds3 (0.4%)
  • Other65 (9.5%)
  • Not recorded16 (2.3%)

Road surface

  • Dry518 (76%)
  • Wet or damp156 (23%)
  • Frost or ice2 (0.3%)
  • Snow1 (0.1%)
  • Not recorded6 (0.9%)

Type of road

  • Single carriageway601 (88%)
  • Dual carriageway33 (4.8%)
  • One way street or slip road8 (1.2%)
  • Not recorded41 (6%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B511 crashes

Car occupants make up 37% of the people killed or injured on the B511, followed by pedestrians (26%).

Casualties by road user

  • Car occupant283 (37%)
  • Pedestrian202 (26%)
  • Motorcyclist149 (20%)
  • Cyclist91 (12%)
  • Taxi or private hire car occupant14 (1.8%)
  • Van occupant13 (1.7%)
  • Bus or coach occupant8 (1%)
  • Other3 (0.4%)

Vehicles involved

  • Car800 (68%)
  • Motorcycle161 (14%)
  • Pedal cycle92 (7.8%)
  • Van or goods vehicle up to 3.5 tonnes56 (4.7%)
  • Taxi or private hire car30 (2.5%)
  • Bus or coach22 (1.9%)
  • Goods vehicle over 3.5 tonnes13 (1.1%)
  • Other7 (0.6%)

Casualties by age

  • 0 to 511 (1.4%)
  • 6 to 1018 (2.4%)
  • 11 to 1514 (1.8%)
  • 16 to 2079 (10%)
  • 21 to 25112 (15%)
  • 26 to 35196 (26%)
  • 36 to 45121 (16%)
  • 46 to 5572 (9.4%)
  • 56 to 6538 (5%)
  • 66 to 7526 (3.4%)
  • Over 7526 (3.4%)
  • Not recorded50 (6.6%)

Drivers, passengers and pedestrians

  • Driver or rider462 (61%)
  • Pedestrian202 (26%)
  • Passenger99 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B511

Map of the 25 most recent crashes on the B511

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

  • 25 crashes
  • Serious
  • Slight

B511 crashes by council area

Of the 683 collisions on the B511, 681 were in Camden.

Collisions on the B511 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stCamden681760292

B511 crashes by town

Of the 683 collisions on the B511, 615 were in the built-up area of Camden.

Recent crashes on the B511

These are the 25 most recent collisions on the B511, from 15 August 2023 to 2 November 2025.

Severity