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CrashStats

A4144 accidents: crash map and statistics

Police recorded 2,225 collisions on the A4144 from 1979 to 2025, with 2,549 casualties. Of those crashes, 16 were fatal and 412 serious, and 16 people were killed.

In 2025 there were 16 collisions on the A4144, down 43% from 28 in 2024, with 16 casualties.

Collisions since 1979
2,225
524th highest of 4,923 roads
Casualties
2,549
1.15 per collision
Fatal collisions
16
16 people killed
Serious collisions
412
431 seriously injured
Collisions in 2025
16
Down 43% on 2024
Casualties in 2025
16
Down 45% on 2024

Crash severity on the A4144

On the A4144, 0.7% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal160.7%
  • Serious41219%
  • Slight1,79781%

Where the A4144 ranks among 4,923 roads

Most collisions
524th
Most casualties
609th
Most fatal collisions
1,181st
Most serious collisions
518th

A4144 accidents by year

Collisions on the A4144 peaked at 81 in 1979 and were down to 16 in 2025.

Collisions and casualties on the A4144, 1979 to 2025

  • Collisions
  • Collisions in 2025: 16
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251616
20242829
20232627
20221515
20211719
20201515
20193033
20183441
20173335
20162935
20153437
20144044
20132729
20123640
20112734
20104150
20094551
20083843
20074245
20064852
20054653
20043742
20035768
20025460
20015255
20005866
19995975
19986273
19976166
19964852
19955061
19944961
19935160
19926067
19917088
19907889
19897986
19884547
19873949
19866473
19855967
19847690
19836875
19827082
19816890
19806374
19798190

When crashes happen on the A4144

Friday has the most collisions on the A4144 (399), and 3pm to 6pm is the busiest time of day (579).

Collisions by day of the week

  • Monday289 (13%)
  • Tuesday350 (16%)
  • Wednesday351 (16%)
  • Thursday359 (16%)
  • Friday399 (18%)
  • Saturday299 (13%)
  • Sunday178 (8%)

Collisions by time of day

  • Midnight to 3am88 (4%)
  • 3am to 6am20 (0.9%)
  • 6am to 9am259 (12%)
  • 9am to noon352 (16%)
  • Noon to 3pm439 (20%)
  • 3pm to 6pm579 (26%)
  • 6pm to 9pm301 (14%)
  • 9pm to midnight187 (8.4%)

Collisions by month

  • January161 (7.2%)
  • February154 (6.9%)
  • March171 (7.7%)
  • April145 (6.5%)
  • May212 (9.5%)
  • June191 (8.6%)
  • July210 (9.4%)
  • August161 (7.2%)
  • September166 (7.5%)
  • October231 (10%)
  • November245 (11%)
  • December178 (8%)

Light conditions at the time

  • Daylight1,621 (73%)
  • Dark, street lights lit584 (26%)
  • Dark, lighting unknown12 (0.5%)
  • Dark, street lights unlit2 (0.1%)
  • Dark, no street lighting1 (under 0.1%)
  • Not recorded5 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4144 crashes

On the A4144, 89% of collisions happened where the speed limit was 30 mph and 73% on a dry road surface.

Speed limit at the scene

  • 20 mph221 (9.9%)
  • 30 mph1,983 (89%)
  • 40 mph1 (under 0.1%)
  • 50 mph1 (under 0.1%)
  • 60 mph14 (0.6%)
  • 70 mph3 (0.1%)
  • Not recorded2 (0.1%)

Weather at the time

  • Fine, no high winds1,825 (82%)
  • Raining, no high winds267 (12%)
  • Fine with high winds33 (1.5%)
  • Raining with high winds23 (1%)
  • Other55 (2.5%)
  • Not recorded22 (1%)

Road surface

  • Dry1,620 (73%)
  • Wet or damp568 (26%)
  • Frost or ice23 (1%)
  • Snow1 (under 0.1%)
  • Not recorded13 (0.6%)

Type of road

  • Single carriageway1,998 (90%)
  • One way street or slip road110 (4.9%)
  • Dual carriageway103 (4.6%)
  • Roundabout9 (0.4%)
  • Not recorded5 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4144 crashes

Cyclists make up 35% of the people killed or injured on the A4144, followed by car occupants (23%).

Casualties by road user

  • Cyclist886 (35%)
  • Car occupant580 (23%)
  • Motorcyclist444 (17%)
  • Pedestrian409 (16%)
  • Bus or coach occupant155 (6.1%)
  • Taxi or private hire car occupant32 (1.3%)
  • Other38 (1.5%)
  • Not recorded5 (0.2%)

Vehicles involved

  • Car2,143 (51%)
  • Pedal cycle924 (22%)
  • Motorcycle473 (11%)
  • Bus or coach306 (7.3%)
  • Van or goods vehicle up to 3.5 tonnes132 (3.2%)
  • Taxi or private hire car100 (2.4%)
  • Other98 (2.3%)
  • Not recorded12 (0.3%)

Casualties by age

  • 0 to 527 (1.1%)
  • 6 to 1052 (2%)
  • 11 to 1574 (2.9%)
  • 16 to 20521 (20%)
  • 21 to 25427 (17%)
  • 26 to 35472 (19%)
  • 36 to 45268 (11%)
  • 46 to 55250 (9.8%)
  • 56 to 65166 (6.5%)
  • 66 to 7585 (3.3%)
  • Over 7569 (2.7%)
  • Not recorded138 (5.4%)

Drivers, passengers and pedestrians

  • Driver or rider1,736 (68%)
  • Pedestrian409 (16%)
  • Passenger404 (16%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4144

Map of the 25 most recent crashes on the A4144

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

  • 25 crashes
  • Serious
  • Slight

A4144 crashes by council area

Collisions on the A4144 were recorded in 2 council areas. Oxford has the most, with 2,214, followed by Vale of White Horse (9).

Collisions on the A4144 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stOxford2,2142,53716410
2ndVale of White Horse91002

A4144 crashes by town

Of the 2,225 collisions on the A4144, 2,121 were in the built-up area of Oxford.

Recent crashes on the A4144

These are the 25 most recent collisions on the A4144, from 4 August 2024 to 10 December 2025.

Severity