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CrashStats

A318 accidents: crash map and statistics

Police recorded 1,088 collisions on the A318 from 1979 to 2025, with 1,387 casualties. Of those crashes, 16 were fatal and 171 serious, and 18 people were killed.

In 2025 there were 11 collisions on the A318, down 15% from 13 in 2024, with 12 casualties.

Collisions since 1979
1,088
1,005th highest of 4,923 roads
Casualties
1,387
1.27 per collision
Fatal collisions
16
18 people killed
Serious collisions
171
190 seriously injured
Collisions in 2025
11
Down 15% on 2024
Casualties in 2025
12
Down 8% on 2024

Crash severity on the A318

On the A318, 1.5% of collisions were fatal and 16% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal161.5%
  • Serious17116%
  • Slight90183%

Where the A318 ranks among 4,923 roads

Most collisions
1,005th
Most casualties
1,065th
Most fatal collisions
1,181st
Most serious collisions
1,222nd

A318 accidents by year

Collisions on the A318 peaked at 49 in 1982 and were down to 11 in 2025.

Collisions and casualties on the A318, 1979 to 2025

  • Collisions
  • Collisions in 2025: 11
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251112
20241313
20231011
20221212
20211115
20201516
20191216
2018910
20171114
20161422
20151617
20142034
201368
20121220
20112032
20102228
20092634
20082227
20072538
20062131
20052329
20042939
20032235
20022024
20012539
20003135
19991623
19983037
19972937
19963040
19952834
19943645
19933237
19923441
19912533
19902528
19893339
19882734
19872835
19862934
19852539
19843337
19833439
19824960
19813139
19802935
19792730

When crashes happen on the A318

Friday has the most collisions on the A318 (203), and 3pm to 6pm is the busiest time of day (242).

Collisions by day of the week

  • Monday171 (16%)
  • Tuesday154 (14%)
  • Wednesday167 (15%)
  • Thursday160 (15%)
  • Friday203 (19%)
  • Saturday130 (12%)
  • Sunday103 (9.5%)

Collisions by time of day

  • Midnight to 3am21 (1.9%)
  • 3am to 6am15 (1.4%)
  • 6am to 9am148 (14%)
  • 9am to noon153 (14%)
  • Noon to 3pm208 (19%)
  • 3pm to 6pm242 (22%)
  • 6pm to 9pm190 (17%)
  • 9pm to midnight111 (10%)

Collisions by month

  • January61 (5.6%)
  • February96 (8.8%)
  • March89 (8.2%)
  • April96 (8.8%)
  • May93 (8.5%)
  • June76 (7%)
  • July90 (8.3%)
  • August81 (7.4%)
  • September112 (10%)
  • October97 (8.9%)
  • November99 (9.1%)
  • December98 (9%)

Light conditions at the time

  • Daylight747 (69%)
  • Dark, street lights lit283 (26%)
  • Dark, lighting unknown46 (4.2%)
  • Dark, street lights unlit9 (0.8%)
  • Dark, no street lighting3 (0.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A318 crashes

On the A318, 96% of collisions happened where the speed limit was 30 mph and 71% on a dry road surface.

Speed limit at the scene

  • 30 mph1,047 (96%)
  • 40 mph33 (3%)
  • 50 mph5 (0.5%)
  • 60 mph3 (0.3%)

Weather at the time

  • Fine, no high winds835 (77%)
  • Raining, no high winds135 (12%)
  • Raining with high winds10 (0.9%)
  • Fine with high winds9 (0.8%)
  • Other45 (4.1%)
  • Not recorded54 (5%)

Road surface

  • Dry770 (71%)
  • Wet or damp302 (28%)
  • Frost or ice13 (1.2%)
  • Flood over 3cm deep1 (0.1%)
  • Oil or diesel1 (0.1%)
  • Snow1 (0.1%)

Type of road

  • Single carriageway882 (81%)
  • Roundabout130 (12%)
  • Dual carriageway45 (4.1%)
  • One way street or slip road7 (0.6%)
  • Not recorded24 (2.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A318 crashes

Car occupants make up 53% of the people killed or injured on the A318, followed by motorcyclists (19%).

Casualties by road user

  • Car occupant740 (53%)
  • Motorcyclist258 (19%)
  • Cyclist215 (16%)
  • Pedestrian118 (8.5%)
  • Van occupant23 (1.7%)
  • Bus or coach occupant12 (0.9%)
  • Other vehicle occupant10 (0.7%)
  • Other11 (0.8%)

Vehicles involved

  • Car1,489 (68%)
  • Motorcycle270 (12%)
  • Pedal cycle218 (10%)
  • Van or goods vehicle up to 3.5 tonnes92 (4.2%)
  • Goods vehicle over 3.5 tonnes60 (2.7%)
  • Other vehicle21 (1%)
  • Other33 (1.5%)
  • Not recorded1 (under 0.1%)

Casualties by age

  • 0 to 516 (1.2%)
  • 6 to 1038 (2.7%)
  • 11 to 1589 (6.4%)
  • 16 to 20275 (20%)
  • 21 to 25194 (14%)
  • 26 to 35239 (17%)
  • 36 to 45165 (12%)
  • 46 to 55140 (10%)
  • 56 to 6588 (6.3%)
  • 66 to 7564 (4.6%)
  • Over 7543 (3.1%)
  • Not recorded36 (2.6%)

Drivers, passengers and pedestrians

  • Driver or rider1,028 (74%)
  • Passenger241 (17%)
  • Pedestrian118 (8.5%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A318

Map of the 25 most recent crashes on the A318

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

  • 25 crashes
  • Serious
  • Slight

A318 crashes by council area

Collisions on the A318 were recorded in 3 council areas. Runnymede has the most, with 824, followed by Woking (211) and Elmbridge (52).

Collisions on the A318 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stRunnymede8241,07213134
2ndWoking211248328
3rdElmbridge526609

A318 crashes by town

Collisions on the A318 were recorded in 3 towns and built-up areas, led by Byfleet, New Haw and West Byfleet (475) and Addlestone (425).

Recent crashes on the A318

These are the 25 most recent collisions on the A318, from 23 November 2023 to 11 December 2025.

Severity