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CrashStats

A353 accidents: crash map and statistics

Police recorded 898 collisions on the A353 from 1979 to 2025, with 1,297 casualties. Of those crashes, 16 were fatal and 162 serious, and 17 people were killed.

In 2025 there were 3 collisions on the A353, level with 2024, with 4 casualties.

Collisions since 1979
898
1,201st highest of 4,923 roads
Casualties
1,297
1.44 per collision
Fatal collisions
16
17 people killed
Serious collisions
162
194 seriously injured
Collisions in 2025
3
Level with 2024
Casualties in 2025
4
Up 33% on 2024

Crash severity on the A353

On the A353, 1.8% of collisions were fatal and 18% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal161.8%
  • Serious16218%
  • Slight72080%

Where the A353 ranks among 4,923 roads

Most collisions
1,201st
Most casualties
1,140th
Most fatal collisions
1,181st
Most serious collisions
1,286th

A353 accidents by year

Collisions on the A353 peaked at 36 in 2002 and were down to 3 in 2025.

Collisions and casualties on the A353, 1979 to 2025

  • Collisions
  • Collisions in 2025: 3
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202534
202433
202389
2022915
2021711
202046
201958
201868
201779
20161011
20151315
20141421
20131111
201266
2011815
20101620
20092734
20082230
20073341
20063241
20053036
20043143
20032853
20023650
20012534
20003655
19993545
19982834
19973138
19962738
19952735
19942847
19932131
19922341
19912030
19901734
198936
19881725
19872234
19861927
19852549
19842536
19831721
19821828
19812353
19801928
19792328

When crashes happen on the A353

Friday has the most collisions on the A353 (146), and 3pm to 6pm is the busiest time of day (228).

Collisions by day of the week

  • Monday122 (14%)
  • Tuesday119 (13%)
  • Wednesday127 (14%)
  • Thursday134 (15%)
  • Friday146 (16%)
  • Saturday129 (14%)
  • Sunday121 (13%)

Collisions by time of day

  • Midnight to 3am37 (4.1%)
  • 3am to 6am11 (1.2%)
  • 6am to 9am101 (11%)
  • 9am to noon136 (15%)
  • Noon to 3pm175 (19%)
  • 3pm to 6pm228 (25%)
  • 6pm to 9pm121 (13%)
  • 9pm to midnight89 (9.9%)

Collisions by month

  • January51 (5.7%)
  • February48 (5.3%)
  • March73 (8.1%)
  • April66 (7.3%)
  • May76 (8.5%)
  • June84 (9.4%)
  • July104 (12%)
  • August139 (15%)
  • September67 (7.5%)
  • October82 (9.1%)
  • November59 (6.6%)
  • December49 (5.5%)

Light conditions at the time

  • Daylight687 (77%)
  • Dark, street lights lit121 (13%)
  • Dark, no street lighting56 (6.2%)
  • Dark, street lights unlit27 (3%)
  • Dark, lighting unknown7 (0.8%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A353 crashes

On the A353, 68% of collisions happened where the speed limit was 30 mph and 71% on a dry road surface.

Speed limit at the scene

  • 30 mph607 (68%)
  • 40 mph47 (5.2%)
  • 50 mph34 (3.8%)
  • 60 mph208 (23%)
  • 70 mph2 (0.2%)

Weather at the time

  • Fine, no high winds732 (82%)
  • Raining, no high winds111 (12%)
  • Fine with high winds12 (1.3%)
  • Raining with high winds11 (1.2%)
  • Other31 (3.5%)
  • Not recorded1 (0.1%)

Road surface

  • Dry642 (71%)
  • Wet or damp234 (26%)
  • Frost or ice20 (2.2%)
  • Flood over 3cm deep1 (0.1%)
  • Snow1 (0.1%)

Type of road

  • Single carriageway809 (90%)
  • Roundabout62 (6.9%)
  • One way street or slip road24 (2.7%)
  • Dual carriageway3 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A353 crashes

Car occupants make up 58% of the people killed or injured on the A353, followed by motorcyclists (16%).

Casualties by road user

  • Car occupant752 (58%)
  • Motorcyclist214 (16%)
  • Pedestrian135 (10%)
  • Cyclist103 (7.9%)
  • Bus or coach occupant40 (3.1%)
  • Van occupant28 (2.2%)
  • Goods vehicle occupant (over 3.5 tonnes)13 (1%)
  • Other12 (0.9%)

Vehicles involved

  • Car1,209 (70%)
  • Motorcycle212 (12%)
  • Pedal cycle105 (6.1%)
  • Van or goods vehicle up to 3.5 tonnes71 (4.1%)
  • Goods vehicle over 3.5 tonnes48 (2.8%)
  • Bus or coach38 (2.2%)
  • Other vehicle18 (1%)
  • Other29 (1.7%)

Casualties by age

  • 0 to 523 (1.8%)
  • 6 to 1039 (3%)
  • 11 to 1574 (5.7%)
  • 16 to 20240 (19%)
  • 21 to 25150 (12%)
  • 26 to 35246 (19%)
  • 36 to 45191 (15%)
  • 46 to 55130 (10%)
  • 56 to 6581 (6.2%)
  • 66 to 7565 (5%)
  • Over 7555 (4.2%)
  • Not recorded3 (0.2%)

Drivers, passengers and pedestrians

  • Driver or rider768 (59%)
  • Passenger394 (30%)
  • Pedestrian135 (10%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A353

Map of the 25 most recent crashes on the A353

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A353 crashes by council area

Of the 898 collisions on the A353, 890 were in Dorset.

Collisions on the A353 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stDorset8901,28615160

A353 crashes by town

Of the 898 collisions on the A353, 473 were in the built-up area of Weymouth.

Recent crashes on the A353

These are the 25 most recent collisions on the A353, from 12 October 2021 to 1 October 2025.

Severity