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CrashStats

B4063 accidents: crash map and statistics

Police recorded 1,172 collisions on the B4063 from 1979 to 2025, with 1,451 casualties. Of those crashes, 21 were fatal and 243 serious, and 21 people were killed.

In 2025 there were 13 collisions on the B4063, level with 2024, with 19 casualties.

Collisions since 1979
1,172
933rd highest of 4,923 roads
Casualties
1,451
1.24 per collision
Fatal collisions
21
21 people killed
Serious collisions
243
276 seriously injured
Collisions in 2025
13
Level with 2024
Casualties in 2025
19
Up 12% on 2024

Crash severity on the B4063

On the B4063, 1.8% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal211.8%
  • Serious24321%
  • Slight90877%

Where the B4063 ranks among 4,923 roads

Most collisions
933rd
Most casualties
1,020th
Most fatal collisions
938th
Most serious collisions
884th

B4063 accidents by year

Collisions on the B4063 peaked at 53 in 1987 and were down to 13 in 2025.

Collisions and casualties on the B4063, 1979 to 2025

  • Collisions
  • Collisions in 2025: 13
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251319
20241317
20231928
20221616
202148
20201013
20191923
201844
201767
2016912
20151923
2014910
20131012
20121115
20111928
20102025
20091523
20082130
20072730
20063137
20054561
20042934
20032732
20023442
20014548
20002731
19993238
19983038
19973549
19962830
19953747
19944050
19933135
19923341
19912628
19903949
19894962
19884656
19875362
19862328
19852831
19842736
19832628
19822132
19812735
19801622
19792326

When crashes happen on the B4063

Thursday has the most collisions on the B4063 (201), and 3pm to 6pm is the busiest time of day (320).

Collisions by day of the week

  • Monday157 (13%)
  • Tuesday199 (17%)
  • Wednesday185 (16%)
  • Thursday201 (17%)
  • Friday187 (16%)
  • Saturday133 (11%)
  • Sunday110 (9.4%)

Collisions by time of day

  • Midnight to 3am21 (1.8%)
  • 3am to 6am6 (0.5%)
  • 6am to 9am171 (15%)
  • 9am to noon156 (13%)
  • Noon to 3pm204 (17%)
  • 3pm to 6pm320 (27%)
  • 6pm to 9pm198 (17%)
  • 9pm to midnight96 (8.2%)

Collisions by month

  • January91 (7.8%)
  • February100 (8.5%)
  • March88 (7.5%)
  • April95 (8.1%)
  • May100 (8.5%)
  • June104 (8.9%)
  • July81 (6.9%)
  • August88 (7.5%)
  • September105 (9%)
  • October108 (9.2%)
  • November122 (10%)
  • December90 (7.7%)

Light conditions at the time

  • Daylight872 (74%)
  • Dark, street lights lit218 (19%)
  • Dark, no street lighting59 (5%)
  • Dark, lighting unknown18 (1.5%)
  • Dark, street lights unlit5 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4063 crashes

On the B4063, 53% of collisions happened where the speed limit was 30 mph and 71% on a dry road surface.

Speed limit at the scene

  • 30 mph623 (53%)
  • 40 mph189 (16%)
  • 50 mph70 (6%)
  • 60 mph281 (24%)
  • 70 mph9 (0.8%)

Weather at the time

  • Fine, no high winds947 (81%)
  • Raining, no high winds143 (12%)
  • Raining with high winds22 (1.9%)
  • Fine with high winds18 (1.5%)
  • Other17 (1.5%)
  • Not recorded25 (2.1%)

Road surface

  • Dry829 (71%)
  • Wet or damp333 (28%)
  • Frost or ice7 (0.6%)
  • Snow2 (0.2%)
  • Flood over 3cm deep1 (0.1%)

Type of road

  • Single carriageway1,079 (92%)
  • Roundabout45 (3.8%)
  • Dual carriageway38 (3.2%)
  • One way street or slip road6 (0.5%)
  • Not recorded4 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4063 crashes

Car occupants make up 47% of the people killed or injured on the B4063, followed by motorcyclists (19%).

Casualties by road user

  • Car occupant686 (47%)
  • Motorcyclist274 (19%)
  • Cyclist221 (15%)
  • Pedestrian191 (13%)
  • Bus or coach occupant34 (2.3%)
  • Van occupant27 (1.9%)
  • Other17 (1.2%)
  • Not recorded1 (0.1%)

Vehicles involved

  • Car1,467 (67%)
  • Motorcycle287 (13%)
  • Pedal cycle223 (10%)
  • Van or goods vehicle up to 3.5 tonnes75 (3.4%)
  • Bus or coach55 (2.5%)
  • Goods vehicle over 3.5 tonnes42 (1.9%)
  • Other vehicle14 (0.6%)
  • Other19 (0.9%)

Casualties by age

  • 0 to 512 (0.8%)
  • 6 to 1039 (2.7%)
  • 11 to 1573 (5%)
  • 16 to 20290 (20%)
  • 21 to 25210 (14%)
  • 26 to 35294 (20%)
  • 36 to 45195 (13%)
  • 46 to 55160 (11%)
  • 56 to 6581 (5.6%)
  • 66 to 7554 (3.7%)
  • Over 7542 (2.9%)
  • Not recorded1 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider1,007 (69%)
  • Passenger253 (17%)
  • Pedestrian191 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4063

Map of the 25 most recent crashes on the B4063

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4063 crashes by council area

Collisions on the B4063 were recorded in 4 council areas. Gloucester has the most, with 555, followed by Tewkesbury (499) and Cheltenham (106).

Collisions on the B4063 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stGloucester555662579
2ndTewkesbury49964415142
3rdCheltenham106132119
4thSwansea7800

B4063 crashes by town

Collisions on the B4063 were recorded in 5 towns and built-up areas, led by Gloucester (501) and Innsworth (191).

Recent crashes on the B4063

These are the 25 most recent collisions on the B4063, from 28 April 2024 to 14 December 2025.

Severity