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CrashStats

A4074 accidents: crash map and statistics

Police recorded 1,486 collisions on the A4074 from 1979 to 2025, with 2,234 casualties. Of those crashes, 74 were fatal and 335 serious, and 87 people were killed.

In 2025 there were 11 collisions on the A4074, down 21% from 14 in 2024, with 15 casualties.

Collisions since 1979
1,486
746th highest of 4,923 roads
Casualties
2,234
1.50 per collision
Fatal collisions
74
87 people killed
Serious collisions
335
440 seriously injured
Collisions in 2025
11
Down 21% on 2024
Casualties in 2025
15
Down 12% on 2024

Crash severity on the A4074

On the A4074, 5% of collisions were fatal and 23% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal745%
  • Serious33523%
  • Slight1,07772%

Where the A4074 ranks among 4,923 roads

Most collisions
746th
Most casualties
683rd
Most fatal collisions
283rd
Most serious collisions
643rd

A4074 accidents by year

Collisions on the A4074 peaked at 68 in 1997 and were down to 11 in 2025.

Collisions and casualties on the A4074, 1979 to 2025

  • Collisions
  • Collisions in 2025: 11
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251115
20241417
20232939
20222538
20211726
20201922
20191719
20181621
20172227
20162642
20153043
20142633
20132336
20123047
20114058
20102847
20093356
20083346
20073960
20064662
20055781
20043850
20034769
20024861
20015688
20005782
19994983
19985569
199768119
19963967
19955278
19944681
19933250
19922637
19912432
19902745
19892027
19882240
19872230
19862344
19852840
19841726
19832339
19821928
19812335
19802239
19792240

When crashes happen on the A4074

Saturday has the most collisions on the A4074 (249), and 3pm to 6pm is the busiest time of day (307).

Collisions by day of the week

  • Monday201 (14%)
  • Tuesday187 (13%)
  • Wednesday204 (14%)
  • Thursday217 (15%)
  • Friday231 (16%)
  • Saturday249 (17%)
  • Sunday197 (13%)

Collisions by time of day

  • Midnight to 3am77 (5.2%)
  • 3am to 6am43 (2.9%)
  • 6am to 9am231 (16%)
  • 9am to noon214 (14%)
  • Noon to 3pm250 (17%)
  • 3pm to 6pm307 (21%)
  • 6pm to 9pm222 (15%)
  • 9pm to midnight142 (9.6%)

Collisions by month

  • January133 (9%)
  • February102 (6.9%)
  • March99 (6.7%)
  • April116 (7.8%)
  • May132 (8.9%)
  • June109 (7.3%)
  • July151 (10%)
  • August120 (8.1%)
  • September128 (8.6%)
  • October129 (8.7%)
  • November155 (10%)
  • December112 (7.5%)

Light conditions at the time

  • Daylight1,031 (69%)
  • Dark, no street lighting347 (23%)
  • Dark, street lights lit95 (6.4%)
  • Dark, lighting unknown9 (0.6%)
  • Dark, street lights unlit2 (0.1%)
  • Not recorded2 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4074 crashes

On the A4074, 55% of collisions happened where the speed limit was 60 mph and 64% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.1%)
  • 30 mph269 (18%)
  • 40 mph61 (4.1%)
  • 50 mph279 (19%)
  • 60 mph813 (55%)
  • 70 mph63 (4.2%)

Weather at the time

  • Fine, no high winds1,178 (79%)
  • Raining, no high winds180 (12%)
  • Fog or mist22 (1.5%)
  • Raining with high winds20 (1.3%)
  • Other76 (5.1%)
  • Not recorded10 (0.7%)

Road surface

  • Dry952 (64%)
  • Wet or damp492 (33%)
  • Frost or ice29 (2%)
  • Snow4 (0.3%)
  • Other4 (0.3%)
  • Not recorded5 (0.3%)

Type of road

  • Single carriageway1,271 (86%)
  • Roundabout120 (8.1%)
  • Dual carriageway89 (6%)
  • One way street or slip road2 (0.1%)
  • Not recorded4 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4074 crashes

Car occupants make up 74% of the people killed or injured on the A4074, followed by motorcyclists (12%).

Casualties by road user

  • Car occupant1,663 (74%)
  • Motorcyclist275 (12%)
  • Cyclist80 (3.6%)
  • Pedestrian72 (3.2%)
  • Van occupant65 (2.9%)
  • Goods vehicle occupant (over 3.5 tonnes)27 (1.2%)
  • Taxi or private hire car occupant18 (0.8%)
  • Other34 (1.5%)

Vehicles involved

  • Car2,231 (75%)
  • Motorcycle278 (9.4%)
  • Van or goods vehicle up to 3.5 tonnes151 (5.1%)
  • Goods vehicle over 3.5 tonnes131 (4.4%)
  • Pedal cycle90 (3%)
  • Taxi or private hire car20 (0.7%)
  • Other56 (1.9%)
  • Not recorded3 (0.1%)

Casualties by age

  • 0 to 528 (1.3%)
  • 6 to 1036 (1.6%)
  • 11 to 1549 (2.2%)
  • 16 to 20324 (15%)
  • 21 to 25360 (16%)
  • 26 to 35478 (21%)
  • 36 to 45370 (17%)
  • 46 to 55248 (11%)
  • 56 to 65139 (6.2%)
  • 66 to 7573 (3.3%)
  • Over 7571 (3.2%)
  • Not recorded58 (2.6%)

Drivers, passengers and pedestrians

  • Driver or rider1,603 (72%)
  • Passenger559 (25%)
  • Pedestrian72 (3.2%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4074

Map of the 25 most recent crashes on the A4074

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A4074 crashes by council area

Collisions on the A4074 were recorded in 3 council areas. South Oxfordshire has the most, with 1,298, followed by Reading (181) and Oxford (3).

Collisions on the A4074 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSouth Oxfordshire1,2981,98571301
2ndReading181235333
3rdOxford3700

A4074 crashes by town

Collisions on the A4074 were recorded in 3 towns and built-up areas, led by Caversham (181) and Benson (17).

Recent crashes on the A4074

These are the 25 most recent collisions on the A4074, from 3 January 2024 to 2 December 2025.

Severity