Skip to main content
CrashStats

B4477 accidents: crash map and statistics

Police recorded 301 collisions on the B4477 from 1992 to 2025, with 411 casualties. Of those crashes, 7 were fatal and 51 serious, and 8 people were killed.

In 2025 there were 8 collisions on the B4477, up 100% from 4 in 2024, with 9 casualties.

Collisions since 1992
301
2,687th highest of 4,923 roads
Casualties
411
1.37 per collision
Fatal collisions
7
8 people killed
Serious collisions
51
55 seriously injured
Collisions in 2025
8
Up 100% on 2024
Casualties in 2025
9
Level with 2024

Crash severity on the B4477

On the B4477, 2.3% of collisions were fatal and 17% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1992 to 2025

  • Fatal72.3%
  • Serious5117%
  • Slight24381%

Where the B4477 ranks among 4,923 roads

Most collisions
2,687th
Most casualties
2,682nd
Most fatal collisions
2,103rd
Most serious collisions
2,947th

B4477 accidents by year

Collisions on the B4477 peaked at 18 in 2001 and were down to 8 in 2025.

Collisions and casualties on the B4477, 1992 to 2025

  • Collisions
  • Collisions in 2025: 8
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202589
202449
202346
202244
202134
202034
2019911
201889
201744
2016611
2015710
2014911
201346
20121218
2011810
201067
200988
2008713
20071316
20061116
20051113
200455
20031724
2002714
20011826
2000810
19991718
19981116
19971018
19961827
19951112
19941420
19931418
199224

When crashes happen on the B4477

Tuesday has the most collisions on the B4477 (62), and 3pm to 6pm is the busiest time of day (75).

Collisions by day of the week

  • Monday36 (12%)
  • Tuesday62 (21%)
  • Wednesday37 (12%)
  • Thursday47 (16%)
  • Friday42 (14%)
  • Saturday46 (15%)
  • Sunday31 (10%)

Collisions by time of day

  • Midnight to 3am15 (5%)
  • 3am to 6am6 (2%)
  • 6am to 9am47 (16%)
  • 9am to noon35 (12%)
  • Noon to 3pm47 (16%)
  • 3pm to 6pm75 (25%)
  • 6pm to 9pm48 (16%)
  • 9pm to midnight28 (9.3%)

Collisions by month

  • January33 (11%)
  • February33 (11%)
  • March26 (8.6%)
  • April23 (7.6%)
  • May19 (6.3%)
  • June25 (8.3%)
  • July18 (6%)
  • August21 (7%)
  • September30 (10%)
  • October28 (9.3%)
  • November25 (8.3%)
  • December20 (6.6%)

Light conditions at the time

  • Daylight204 (68%)
  • Dark, no street lighting50 (17%)
  • Dark, street lights lit43 (14%)
  • Dark, lighting unknown3 (1%)
  • Dark, street lights unlit1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4477 crashes

On the B4477, 44% of collisions happened where the speed limit was 60 mph and 61% on a dry road surface.

Speed limit at the scene

  • 30 mph118 (39%)
  • 40 mph17 (5.6%)
  • 50 mph35 (12%)
  • 60 mph131 (44%)

Weather at the time

  • Fine, no high winds240 (80%)
  • Raining, no high winds38 (13%)
  • Raining with high winds11 (3.7%)
  • Fog or mist2 (0.7%)
  • Other6 (2%)
  • Not recorded4 (1.3%)

Road surface

  • Dry183 (61%)
  • Wet or damp104 (35%)
  • Frost or ice6 (2%)
  • Flood over 3cm deep4 (1.3%)
  • Oil or diesel3 (1%)
  • Not recorded1 (0.3%)

Type of road

  • Single carriageway263 (87%)
  • Roundabout32 (11%)
  • One way street or slip road4 (1.3%)
  • Dual carriageway2 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4477 crashes

Car occupants make up 69% of the people killed or injured on the B4477, followed by motorcyclists (13%).

Casualties by road user

  • Car occupant284 (69%)
  • Motorcyclist55 (13%)
  • Cyclist37 (9%)
  • Pedestrian13 (3.2%)
  • Bus or coach occupant12 (2.9%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (1.2%)
  • Van occupant3 (0.7%)
  • Other2 (0.5%)

Vehicles involved

  • Car385 (73%)
  • Motorcycle55 (10%)
  • Pedal cycle38 (7.2%)
  • Goods vehicle over 3.5 tonnes17 (3.2%)
  • Van or goods vehicle up to 3.5 tonnes13 (2.5%)
  • Bus or coach10 (1.9%)
  • Agricultural vehicle2 (0.4%)
  • Other6 (1.1%)

Casualties by age

  • 0 to 54 (1%)
  • 6 to 1010 (2.4%)
  • 11 to 1515 (3.6%)
  • 16 to 2059 (14%)
  • 21 to 2571 (17%)
  • 26 to 3589 (22%)
  • 36 to 4555 (13%)
  • 46 to 5540 (9.7%)
  • 56 to 6523 (5.6%)
  • 66 to 7511 (2.7%)
  • Over 759 (2.2%)
  • Not recorded25 (6.1%)

Drivers, passengers and pedestrians

  • Driver or rider300 (73%)
  • Passenger98 (24%)
  • Pedestrian13 (3.2%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4477

Map of the 25 most recent crashes on the B4477

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4477 crashes by council area

Of the 301 collisions on the B4477, 300 were in West Oxfordshire.

Collisions on the B4477 in each area, 1992 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWest Oxfordshire300410751

B4477 crashes by town

Collisions on the B4477 were recorded in 2 towns and built-up areas, led by Carterton (59) and Minster Lovell (6).

Recent crashes on the B4477

These are the 25 most recent collisions on the B4477, from 14 February 2020 to 27 December 2025.

Severity