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CrashStats

B3397 accidents: crash map and statistics

Police recorded 466 collisions on the B3397 from 1979 to 2025, with 580 casualties. Of those crashes, 6 were fatal and 106 serious, and 6 people were killed.

In 2025 there were 4 collisions on the B3397, up 33% from 3 in 2024, with 4 casualties.

Collisions since 1979
466
2,076th highest of 4,923 roads
Casualties
580
1.24 per collision
Fatal collisions
6
6 people killed
Serious collisions
106
120 seriously injured
Collisions in 2025
4
Up 33% on 2024
Casualties in 2025
4
Up 33% on 2024

Crash severity on the B3397

On the B3397, 1.3% of collisions were fatal and 23% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal61.3%
  • Serious10623%
  • Slight35476%

Where the B3397 ranks among 4,923 roads

Most collisions
2,076th
Most casualties
2,198th
Most fatal collisions
2,299th
Most serious collisions
1,818th

B3397 accidents by year

Collisions on the B3397 peaked at 21 in 1982 and were down to 4 in 2025.

Collisions and casualties on the B3397, 1979 to 2025

  • Collisions
  • Collisions in 2025: 4
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202544
202433
202355
202257
202122
202011
20191111
201866
201767
20161011
201511
201479
201388
201223
201179
2010913
200945
20081112
2007810
20061216
200522
2004910
20031114
20021012
20011115
20001417
1999910
19981216
19971014
19961519
19951215
1994910
19931516
199289
19911422
19901621
19891826
19882028
19871621
19861315
19851618
19841522
1983911
19822127
19811418
19801416
19791113

When crashes happen on the B3397

Wednesday has the most collisions on the B3397 (83), and 3pm to 6pm is the busiest time of day (117).

Collisions by day of the week

  • Monday60 (13%)
  • Tuesday72 (15%)
  • Wednesday83 (18%)
  • Thursday73 (16%)
  • Friday81 (17%)
  • Saturday61 (13%)
  • Sunday36 (7.7%)

Collisions by time of day

  • Midnight to 3am12 (2.6%)
  • 3am to 6am7 (1.5%)
  • 6am to 9am79 (17%)
  • 9am to noon47 (10%)
  • Noon to 3pm92 (20%)
  • 3pm to 6pm117 (25%)
  • 6pm to 9pm72 (15%)
  • 9pm to midnight40 (8.6%)

Collisions by month

  • January33 (7.1%)
  • February41 (8.8%)
  • March36 (7.7%)
  • April29 (6.2%)
  • May44 (9.4%)
  • June43 (9.2%)
  • July41 (8.8%)
  • August34 (7.3%)
  • September42 (9%)
  • October36 (7.7%)
  • November50 (11%)
  • December37 (7.9%)

Light conditions at the time

  • Daylight350 (75%)
  • Dark, street lights lit105 (23%)
  • Dark, no street lighting7 (1.5%)
  • Dark, lighting unknown4 (0.9%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B3397 crashes

On the B3397, 48% of collisions happened where the speed limit was 30 mph and 69% on a dry road surface.

Speed limit at the scene

  • 30 mph226 (48%)
  • 40 mph212 (45%)
  • 60 mph25 (5.4%)
  • 70 mph3 (0.6%)

Weather at the time

  • Fine, no high winds371 (80%)
  • Raining, no high winds68 (15%)
  • Fine with high winds10 (2.1%)
  • Raining with high winds3 (0.6%)
  • Other11 (2.4%)
  • Not recorded3 (0.6%)

Road surface

  • Dry323 (69%)
  • Wet or damp137 (29%)
  • Frost or ice5 (1.1%)
  • Snow1 (0.2%)

Type of road

  • Single carriageway416 (89%)
  • Roundabout24 (5.2%)
  • Dual carriageway18 (3.9%)
  • One way street or slip road8 (1.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B3397 crashes

Car occupants make up 50% of the people killed or injured on the B3397, followed by motorcyclists (20%).

Casualties by road user

  • Car occupant290 (50%)
  • Motorcyclist116 (20%)
  • Cyclist76 (13%)
  • Pedestrian76 (13%)
  • Van occupant15 (2.6%)
  • Bus or coach occupant2 (0.3%)
  • Other4 (0.7%)
  • Not recorded1 (0.2%)

Vehicles involved

  • Car583 (68%)
  • Motorcycle115 (13%)
  • Pedal cycle79 (9.2%)
  • Van or goods vehicle up to 3.5 tonnes43 (5%)
  • Goods vehicle over 3.5 tonnes19 (2.2%)
  • Bus or coach7 (0.8%)
  • Other10 (1.2%)
  • Not recorded1 (0.1%)

Casualties by age

  • 0 to 57 (1.2%)
  • 6 to 1014 (2.4%)
  • 11 to 1574 (13%)
  • 16 to 20124 (21%)
  • 21 to 2571 (12%)
  • 26 to 35107 (18%)
  • 36 to 4567 (12%)
  • 46 to 5558 (10%)
  • 56 to 6535 (6%)
  • 66 to 7513 (2.2%)
  • Over 7510 (1.7%)

Drivers, passengers and pedestrians

  • Driver or rider393 (68%)
  • Passenger111 (19%)
  • Pedestrian76 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B3397

Map of the 25 most recent crashes on the B3397

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

  • 25 crashes
  • Serious
  • Slight

B3397 crashes by council area

Collisions on the B3397 were recorded in 2 council areas. Eastleigh has the most, with 459, followed by Southampton (7).

Collisions on the B3397 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stEastleigh4595716106
2ndSouthampton7900

B3397 crashes by town

Collisions on the B3397 were recorded in 3 towns and built-up areas, led by Bursledon (128) and Hamble-le-Rice (115).

Recent crashes on the B3397

These are the 25 most recent collisions on the B3397, from 7 October 2019 to 1 October 2025.

Severity