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CrashStats

B2151 accidents: crash map and statistics

Police recorded 482 collisions on the B2151 from 1979 to 2025, with 580 casualties. Of those crashes, 1 was fatal and 99 serious, and 1 person was killed.

In 2025 there were 10 collisions on the B2151, up 67% from 6 in 2024, with 11 casualties.

Collisions since 1979
482
2,031st highest of 4,923 roads
Casualties
580
1.20 per collision
Fatal collisions
1
1 person killed
Serious collisions
99
107 seriously injured
Collisions in 2025
10
Up 67% on 2024
Casualties in 2025
11
Up 57% on 2024

Crash severity on the B2151

On the B2151, 0.2% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal10.2%
  • Serious9921%
  • Slight38279%

Where the B2151 ranks among 4,923 roads

Most collisions
2,031st
Most casualties
2,198th
Most fatal collisions
3,933rd
Most serious collisions
1,937th

B2151 accidents by year

Collisions on the B2151 peaked at 28 in 1981 and were down to 10 in 2025.

Collisions and casualties on the B2151, 1979 to 2025

  • Collisions
  • Collisions in 2025: 10
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251011
202467
2023710
20221315
202123
202057
2019810
2018813
201778
201699
201589
201467
201367
201289
20111111
201088
2009810
20081010
2007914
2006810
200523
20041118
20031016
2002910
20011313
20001011
19991519
19981215
19971114
19961317
19951214
199479
19931625
19921012
199167
199088
19891212
198855
198799
198688
19851313
19841618
19831520
19822527
19812833
19801521
19791415

When crashes happen on the B2151

Friday has the most collisions on the B2151 (95), and 3pm to 6pm is the busiest time of day (115).

Collisions by day of the week

  • Monday61 (13%)
  • Tuesday89 (18%)
  • Wednesday55 (11%)
  • Thursday72 (15%)
  • Friday95 (20%)
  • Saturday70 (15%)
  • Sunday40 (8.3%)

Collisions by time of day

  • Midnight to 3am23 (4.8%)
  • 3am to 6am6 (1.2%)
  • 6am to 9am34 (7.1%)
  • 9am to noon55 (11%)
  • Noon to 3pm93 (19%)
  • 3pm to 6pm115 (24%)
  • 6pm to 9pm103 (21%)
  • 9pm to midnight53 (11%)

Collisions by month

  • January49 (10%)
  • February41 (8.5%)
  • March46 (9.5%)
  • April32 (6.6%)
  • May39 (8.1%)
  • June41 (8.5%)
  • July46 (9.5%)
  • August32 (6.6%)
  • September29 (6%)
  • October42 (8.7%)
  • November45 (9.3%)
  • December40 (8.3%)

Light conditions at the time

  • Daylight314 (65%)
  • Dark, street lights lit152 (32%)
  • Dark, lighting unknown14 (2.9%)
  • Dark, no street lighting2 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B2151 crashes

On the B2151, 99% of collisions happened where the speed limit was 30 mph and 73% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph478 (99%)
  • 40 mph2 (0.4%)
  • 60 mph1 (0.2%)

Weather at the time

  • Fine, no high winds394 (82%)
  • Raining, no high winds57 (12%)
  • Raining with high winds12 (2.5%)
  • Fine with high winds10 (2.1%)
  • Other8 (1.7%)
  • Not recorded1 (0.2%)

Road surface

  • Dry353 (73%)
  • Wet or damp129 (27%)

Type of road

  • Single carriageway413 (86%)
  • Roundabout55 (11%)
  • Dual carriageway9 (1.9%)
  • One way street or slip road5 (1%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B2151 crashes

Car occupants make up 32% of the people killed or injured on the B2151, followed by cyclists (25%).

Casualties by road user

  • Car occupant184 (32%)
  • Cyclist146 (25%)
  • Pedestrian101 (17%)
  • Motorcyclist90 (16%)
  • Taxi or private hire car occupant35 (6%)
  • Bus or coach occupant13 (2.2%)
  • Other8 (1.4%)
  • Not recorded3 (0.5%)

Vehicles involved

  • Car551 (61%)
  • Pedal cycle146 (16%)
  • Motorcycle97 (11%)
  • Taxi or private hire car53 (5.9%)
  • Van or goods vehicle up to 3.5 tonnes20 (2.2%)
  • Bus or coach19 (2.1%)
  • Goods vehicle over 3.5 tonnes7 (0.8%)
  • Other11 (1.2%)

Casualties by age

  • 0 to 58 (1.4%)
  • 6 to 1013 (2.2%)
  • 11 to 1534 (5.9%)
  • 16 to 20116 (20%)
  • 21 to 25107 (18%)
  • 26 to 35101 (17%)
  • 36 to 4592 (16%)
  • 46 to 5542 (7.2%)
  • 56 to 6528 (4.8%)
  • 66 to 7526 (4.5%)
  • Over 7513 (2.2%)

Drivers, passengers and pedestrians

  • Driver or rider358 (62%)
  • Passenger121 (21%)
  • Pedestrian101 (17%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B2151

Map of the 25 most recent crashes on the B2151

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

  • 25 crashes
  • Serious
  • Slight

B2151 crashes by council area

Of the 482 collisions on the B2151, 481 were in Portsmouth.

Collisions on the B2151 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stPortsmouth481579199

B2151 crashes by town

Of the 482 collisions on the B2151, 478 were in the built-up area of Portsmouth.

Recent crashes on the B2151

These are the 25 most recent collisions on the B2151, from 30 September 2022 to 15 December 2025.

Severity