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CrashStats

B507 accidents: crash map and statistics

Police recorded 1,578 collisions on the B507 from 1979 to 2025, with 1,794 casualties. Of those crashes, 9 were fatal and 240 serious, and 9 people were killed.

In 2025 there were 20 collisions on the B507, down 20% from 25 in 2024, with 21 casualties.

Collisions since 1979
1,578
717th highest of 4,923 roads
Casualties
1,794
1.14 per collision
Fatal collisions
9
9 people killed
Serious collisions
240
248 seriously injured
Collisions in 2025
20
Down 20% on 2024
Casualties in 2025
21
Down 30% on 2024

Crash severity on the B507

On the B507, 0.6% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal90.6%
  • Serious24015%
  • Slight1,32984%

Where the B507 ranks among 4,923 roads

Most collisions
717th
Most casualties
829th
Most fatal collisions
1,807th
Most serious collisions
894th

B507 accidents by year

Collisions on the B507 peaked at 66 in 1983 and were down to 20 in 2025.

Collisions and casualties on the B507, 1979 to 2025

  • Collisions
  • Collisions in 2025: 20
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252021
20242530
20232424
20221819
20212023
20202628
20193030
20181620
20172935
20162027
20152730
20142427
20131920
20122934
20112728
20102729
20091414
20082328
20071923
20063138
20052224
20041920
20033738
20023034
20012728
20003643
19993848
19982832
19973235
19962830
19953742
19944044
19933539
19924555
19913641
19905766
19895256
19884656
19874152
19864953
19854657
19845562
19836674
19825561
19814957
19805558
19794961

When crashes happen on the B507

Thursday has the most collisions on the B507 (262), and 3pm to 6pm is the busiest time of day (328).

Collisions by day of the week

  • Monday245 (16%)
  • Tuesday215 (14%)
  • Wednesday248 (16%)
  • Thursday262 (17%)
  • Friday251 (16%)
  • Saturday209 (13%)
  • Sunday148 (9.4%)

Collisions by time of day

  • Midnight to 3am71 (4.5%)
  • 3am to 6am32 (2%)
  • 6am to 9am183 (12%)
  • 9am to noon221 (14%)
  • Noon to 3pm267 (17%)
  • 3pm to 6pm328 (21%)
  • 6pm to 9pm280 (18%)
  • 9pm to midnight196 (12%)

Collisions by month

  • January108 (6.8%)
  • February105 (6.7%)
  • March118 (7.5%)
  • April103 (6.5%)
  • May155 (9.8%)
  • June128 (8.1%)
  • July155 (9.8%)
  • August134 (8.5%)
  • September153 (9.7%)
  • October145 (9.2%)
  • November152 (9.6%)
  • December122 (7.7%)

Light conditions at the time

  • Daylight1,066 (68%)
  • Dark, street lights lit497 (31%)
  • Dark, lighting unknown10 (0.6%)
  • Dark, street lights unlit5 (0.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B507 crashes

On the B507, 92% of collisions happened where the speed limit was 30 mph and 75% on a dry road surface.

Speed limit at the scene

  • 20 mph131 (8.3%)
  • 30 mph1,446 (92%)
  • 50 mph1 (0.1%)

Weather at the time

  • Fine, no high winds1,162 (74%)
  • Raining, no high winds218 (14%)
  • Fine with high winds9 (0.6%)
  • Snowing, no high winds8 (0.5%)
  • Other158 (10%)
  • Not recorded23 (1.5%)

Road surface

  • Dry1,185 (75%)
  • Wet or damp373 (24%)
  • Frost or ice6 (0.4%)
  • Snow6 (0.4%)
  • Not recorded8 (0.5%)

Type of road

  • Single carriageway1,395 (88%)
  • Dual carriageway58 (3.7%)
  • One way street or slip road16 (1%)
  • Not recorded109 (6.9%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B507 crashes

Car occupants make up 29% of the people killed or injured on the B507, followed by pedestrians (25%).

Casualties by road user

  • Car occupant529 (29%)
  • Pedestrian451 (25%)
  • Motorcyclist370 (21%)
  • Cyclist220 (12%)
  • Bus or coach occupant111 (6.2%)
  • Taxi or private hire car occupant59 (3.3%)
  • Other52 (2.9%)
  • Not recorded2 (0.1%)

Vehicles involved

  • Car1,562 (58%)
  • Motorcycle417 (16%)
  • Pedal cycle228 (8.5%)
  • Taxi or private hire car141 (5.3%)
  • Van or goods vehicle up to 3.5 tonnes139 (5.2%)
  • Bus or coach138 (5.2%)
  • Goods vehicle over 3.5 tonnes28 (1%)
  • Other23 (0.9%)

Casualties by age

  • 0 to 522 (1.2%)
  • 6 to 1056 (3.1%)
  • 11 to 1548 (2.7%)
  • 16 to 20148 (8.2%)
  • 21 to 25264 (15%)
  • 26 to 35419 (23%)
  • 36 to 45269 (15%)
  • 46 to 55182 (10%)
  • 56 to 65119 (6.6%)
  • 66 to 7564 (3.6%)
  • Over 7563 (3.5%)
  • Not recorded140 (7.8%)

Drivers, passengers and pedestrians

  • Driver or rider1,020 (57%)
  • Pedestrian451 (25%)
  • Passenger323 (18%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B507

Map of the 25 most recent crashes on the B507

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

  • 25 crashes
  • Serious
  • Slight

B507 crashes by council area

Collisions on the B507 were recorded in 2 council areas. Westminster has the most, with 1,227, followed by Camden (351).

Collisions on the B507 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWestminster1,2271,4028186
2ndCamden351392154

B507 crashes by town

Collisions on the B507 were recorded in 3 towns and built-up areas, led by City of Westminster (1,108) and Camden (232).

Recent crashes on the B507

These are the 25 most recent collisions on the B507, from 17 October 2024 to 31 December 2025.

Severity