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CrashStats

A337 accidents: crash map and statistics

Police recorded 3,109 collisions on the A337 from 1979 to 2025, with 4,295 casualties. Of those crashes, 63 were fatal and 666 serious, and 72 people were killed.

In 2025 there were 21 collisions on the A337, down 42% from 36 in 2024, with 31 casualties.

Collisions since 1979
3,109
373rd highest of 4,923 roads
Casualties
4,295
1.38 per collision
Fatal collisions
63
72 people killed
Serious collisions
666
807 seriously injured
Collisions in 2025
21
Down 42% on 2024
Casualties in 2025
31
Down 28% on 2024

Crash severity on the A337

On the A337, 2% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal632%
  • Serious66621%
  • Slight2,38077%

Where the A337 ranks among 4,923 roads

Most collisions
373rd
Most casualties
360th
Most fatal collisions
328th
Most serious collisions
302nd

A337 accidents by year

Collisions on the A337 peaked at 116 in 1997 and were down to 21 in 2025.

Collisions and casualties on the A337, 1979 to 2025

  • Collisions
  • Collisions in 2025: 21
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252131
20243643
20232837
20223136
20213446
20203757
20193037
20183547
20174653
20163955
20154552
20144668
20135376
20126074
20114356
20105272
20096792
20085577
20075579
20066290
20056684
200465103
200381113
20026583
200178119
200086111
19997399
199880106
1997116170
199697143
199592132
199479106
199373113
19927091
199175108
199098138
198997132
198889111
1987111178
198681123
198591126
19847499
198389122
19827291
198187113
19806688
197983115

When crashes happen on the A337

Friday has the most collisions on the A337 (480), and 3pm to 6pm is the busiest time of day (746).

Collisions by day of the week

  • Monday430 (14%)
  • Tuesday446 (14%)
  • Wednesday434 (14%)
  • Thursday449 (14%)
  • Friday480 (15%)
  • Saturday477 (15%)
  • Sunday393 (13%)

Collisions by time of day

  • Midnight to 3am76 (2.4%)
  • 3am to 6am37 (1.2%)
  • 6am to 9am376 (12%)
  • 9am to noon578 (19%)
  • Noon to 3pm692 (22%)
  • 3pm to 6pm746 (24%)
  • 6pm to 9pm358 (12%)
  • 9pm to midnight246 (7.9%)

Collisions by month

  • January245 (7.9%)
  • February225 (7.2%)
  • March220 (7.1%)
  • April226 (7.3%)
  • May243 (7.8%)
  • June271 (8.7%)
  • July318 (10%)
  • August310 (10%)
  • September280 (9%)
  • October286 (9.2%)
  • November249 (8%)
  • December236 (7.6%)

Light conditions at the time

  • Daylight2,407 (77%)
  • Dark, street lights lit354 (11%)
  • Dark, no street lighting304 (9.8%)
  • Dark, lighting unknown33 (1.1%)
  • Dark, street lights unlit11 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A337 crashes

On the A337, 45% of collisions happened where the speed limit was 30 mph and 71% on a dry road surface.

Speed limit at the scene

  • 20 mph3 (0.1%)
  • 30 mph1,397 (45%)
  • 40 mph427 (14%)
  • 50 mph77 (2.5%)
  • 60 mph1,145 (37%)
  • 70 mph60 (1.9%)

Weather at the time

  • Fine, no high winds2,501 (80%)
  • Raining, no high winds356 (11%)
  • Raining with high winds63 (2%)
  • Fine with high winds40 (1.3%)
  • Other138 (4.4%)
  • Not recorded11 (0.4%)

Road surface

  • Dry2,202 (71%)
  • Wet or damp859 (28%)
  • Frost or ice34 (1.1%)
  • Flood over 3cm deep7 (0.2%)
  • Snow6 (0.2%)
  • Oil or diesel1 (under 0.1%)

Type of road

  • Single carriageway2,842 (91%)
  • Roundabout140 (4.5%)
  • One way street or slip road76 (2.4%)
  • Dual carriageway48 (1.5%)
  • Not recorded3 (0.1%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A337 crashes

Car occupants make up 63% of the people killed or injured on the A337, followed by motorcyclists (15%).

Casualties by road user

  • Car occupant2,689 (63%)
  • Motorcyclist646 (15%)
  • Pedestrian355 (8.3%)
  • Cyclist349 (8.1%)
  • Van occupant118 (2.7%)
  • Goods vehicle occupant (over 3.5 tonnes)38 (0.9%)
  • Other vehicle occupant31 (0.7%)
  • Other69 (1.6%)

Vehicles involved

  • Car4,433 (73%)
  • Motorcycle637 (11%)
  • Pedal cycle358 (5.9%)
  • Van or goods vehicle up to 3.5 tonnes299 (4.9%)
  • Goods vehicle over 3.5 tonnes190 (3.1%)
  • Bus or coach43 (0.7%)
  • Other99 (1.6%)
  • Not recorded1 (under 0.1%)

Casualties by age

  • 0 to 566 (1.5%)
  • 6 to 1071 (1.7%)
  • 11 to 15180 (4.2%)
  • 16 to 20790 (18%)
  • 21 to 25500 (12%)
  • 26 to 35662 (15%)
  • 36 to 45515 (12%)
  • 46 to 55462 (11%)
  • 56 to 65400 (9.3%)
  • 66 to 75322 (7.5%)
  • Over 75325 (7.6%)
  • Not recorded2 (under 0.1%)

Drivers, passengers and pedestrians

  • Driver or rider2,826 (66%)
  • Passenger1,114 (26%)
  • Pedestrian355 (8.3%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A337

Map of the 25 most recent crashes on the A337

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

  • 25 crashes
  • Serious
  • Slight

A337 crashes by council area

Collisions on the A337 were recorded in 4 council areas. New Forest has the most, with 2,669, followed by Bournemouth, Christchurch and Poole (427) and Dorset (4).

Collisions on the A337 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stNew Forest2,6693,74851586
2ndBournemouth, Christchurch and Poole4275331179
3rdDorset4500
4thWinchester3300

A337 crashes by town

Collisions on the A337 were recorded in 10 towns and built-up areas, led by Lymington (594) and Christchurch, Bournemouth, Christchurch and Poole (338).

Recent crashes on the A337

These are the 25 most recent collisions on the A337, from 24 November 2024 to 13 November 2025.

Severity