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CrashStats

B3399 accidents: crash map and statistics

Police recorded 251 collisions on the B3399 from 1979 to 2025, with 381 casualties. Of those crashes, 8 were fatal and 69 serious, and 8 people were killed.

In 2025 there were 4 collisions on the B3399, up 100% from 2 in 2024, with 5 casualties.

Collisions since 1979
251
2,948th highest of 4,923 roads
Casualties
381
1.52 per collision
Fatal collisions
8
8 people killed
Serious collisions
69
91 seriously injured
Collisions in 2025
4
Up 100% on 2024
Casualties in 2025
5
Up 67% on 2024

Crash severity on the B3399

On the B3399, 3.2% of collisions were fatal and 27% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal83.2%
  • Serious6927%
  • Slight17469%

Where the B3399 ranks among 4,923 roads

Most collisions
2,948th
Most casualties
2,793rd
Most fatal collisions
1,937th
Most serious collisions
2,504th

B3399 accidents by year

Collisions on the B3399 peaked at 9 in 2003 and were down to 4 in 2025.

Collisions and casualties on the B3399, 1979 to 2025

  • Collisions
  • Collisions in 2025: 4
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202545
202423
202389
202266
202133
202033
201946
201849
201767
201689
201568
201479
201358
201244
201139
201078
200959
200836
200757
2006714
2005711
200468
2003914
200266
2001711
200089
199958
1998918
199756
199644
199556
1994614
199336
1992819
199144
199058
198933
198844
1987610
198633
1985513
198469
198327
198255
1981510
1980611
1979912

When crashes happen on the B3399

Thursday has the most collisions on the B3399 (46), and 3pm to 6pm is the busiest time of day (62).

Collisions by day of the week

  • Monday35 (14%)
  • Tuesday28 (11%)
  • Wednesday33 (13%)
  • Thursday46 (18%)
  • Friday32 (13%)
  • Saturday39 (16%)
  • Sunday38 (15%)

Collisions by time of day

  • Midnight to 3am11 (4.4%)
  • 3am to 6am7 (2.8%)
  • 6am to 9am28 (11%)
  • 9am to noon39 (16%)
  • Noon to 3pm52 (21%)
  • 3pm to 6pm62 (25%)
  • 6pm to 9pm31 (12%)
  • 9pm to midnight21 (8.4%)

Collisions by month

  • January13 (5.2%)
  • February13 (5.2%)
  • March15 (6%)
  • April21 (8.4%)
  • May20 (8%)
  • June33 (13%)
  • July20 (8%)
  • August20 (8%)
  • September20 (8%)
  • October28 (11%)
  • November16 (6.4%)
  • December32 (13%)

Light conditions at the time

  • Daylight187 (75%)
  • Dark, no street lighting55 (22%)
  • Dark, street lights lit5 (2%)
  • Dark, lighting unknown4 (1.6%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B3399 crashes

On the B3399, 60% of collisions happened where the speed limit was 60 mph and 66% on a dry road surface.

Speed limit at the scene

  • 30 mph68 (27%)
  • 40 mph24 (9.6%)
  • 50 mph1 (0.4%)
  • 60 mph150 (60%)
  • 70 mph8 (3.2%)

Weather at the time

  • Fine, no high winds196 (78%)
  • Raining, no high winds32 (13%)
  • Raining with high winds6 (2.4%)
  • Fine with high winds5 (2%)
  • Other9 (3.6%)
  • Not recorded3 (1.2%)

Road surface

  • Dry166 (66%)
  • Wet or damp69 (27%)
  • Frost or ice11 (4.4%)
  • Snow3 (1.2%)
  • Mud1 (0.4%)
  • Oil or diesel1 (0.4%)

Type of road

  • Single carriageway249 (99%)
  • Dual carriageway1 (0.4%)
  • Not recorded1 (0.4%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B3399 crashes

Car occupants make up 61% of the people killed or injured on the B3399, followed by motorcyclists (17%).

Casualties by road user

  • Car occupant233 (61%)
  • Motorcyclist66 (17%)
  • Cyclist26 (6.8%)
  • Pedestrian26 (6.8%)
  • Van occupant16 (4.2%)
  • Bus or coach occupant9 (2.4%)
  • Minibus occupant3 (0.8%)
  • Other vehicle occupant2 (0.5%)

Vehicles involved

  • Car275 (65%)
  • Motorcycle61 (15%)
  • Pedal cycle28 (6.7%)
  • Van or goods vehicle up to 3.5 tonnes20 (4.8%)
  • Bus or coach13 (3.1%)
  • Other vehicle9 (2.1%)
  • Goods vehicle over 3.5 tonnes6 (1.4%)
  • Other8 (1.9%)

Casualties by age

  • 0 to 510 (2.6%)
  • 6 to 1015 (3.9%)
  • 11 to 1521 (5.5%)
  • 16 to 2085 (22%)
  • 21 to 2550 (13%)
  • 26 to 3557 (15%)
  • 36 to 4534 (8.9%)
  • 46 to 5539 (10%)
  • 56 to 6526 (6.8%)
  • 66 to 7526 (6.8%)
  • Over 7518 (4.7%)

Drivers, passengers and pedestrians

  • Driver or rider239 (63%)
  • Passenger116 (30%)
  • Pedestrian26 (6.8%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B3399

Map of the 25 most recent crashes on the B3399

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

  • 25 crashes
  • Serious
  • Slight

B3399 crashes by council area

Of the 251 collisions on the B3399, 250 were in Isle of Wight.

Collisions on the B3399 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stIsle of Wight250380868

B3399 crashes by town

Of the 251 collisions on the B3399, 9 were in the built-up area of Freshwater and Totland.

Recent crashes on the B3399

These are the 25 most recent collisions on the B3399, from 14 February 2020 to 24 November 2025.

Severity