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CrashStats

B921 accidents: crash map and statistics

Police recorded 414 collisions on the B921 from 1979 to 2025, with 616 casualties. Of those crashes, 11 were fatal and 128 serious, and 12 people were killed.

In 2025 there were 4 collisions on the B921, level with 2024, with 7 casualties.

Collisions since 1979
414
2,248th highest of 4,923 roads
Casualties
616
1.49 per collision
Fatal collisions
11
12 people killed
Serious collisions
128
152 seriously injured
Collisions in 2025
4
Level with 2024
Casualties in 2025
7
Up 40% on 2024

Crash severity on the B921

On the B921, 2.7% of collisions were fatal and 31% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal112.7%
  • Serious12831%
  • Slight27566%

Where the B921 ranks among 4,923 roads

Most collisions
2,248th
Most casualties
2,097th
Most fatal collisions
1,595th
Most serious collisions
1,574th

B921 accidents by year

Collisions on the B921 peaked at 16 in 1998 and were down to 4 in 2025.

Collisions and casualties on the B921, 1979 to 2025

  • Collisions
  • Collisions in 2025: 4
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202547
202445
202344
202233
202147
202011
2019611
201800
201744
2016715
201522
201437
201313
2012710
201189
2010710
2009914
200888
200711
2006613
20051218
20041316
20031016
20021424
20011219
20001112
19991416
19981625
19971317
199657
19951329
19941018
199389
19921025
19911016
19901625
19891526
19881017
19871522
19861213
19851215
198479
19831516
19821522
19811320
19801419
19791011

When crashes happen on the B921

Wednesday has the most collisions on the B921 (78), and 3pm to 6pm is the busiest time of day (100).

Collisions by day of the week

  • Monday56 (14%)
  • Tuesday51 (12%)
  • Wednesday78 (19%)
  • Thursday59 (14%)
  • Friday60 (14%)
  • Saturday63 (15%)
  • Sunday47 (11%)

Collisions by time of day

  • Midnight to 3am11 (2.7%)
  • 3am to 6am15 (3.6%)
  • 6am to 9am67 (16%)
  • 9am to noon48 (12%)
  • Noon to 3pm79 (19%)
  • 3pm to 6pm100 (24%)
  • 6pm to 9pm59 (14%)
  • 9pm to midnight35 (8.5%)

Collisions by month

  • January35 (8.5%)
  • February36 (8.7%)
  • March33 (8%)
  • April26 (6.3%)
  • May39 (9.4%)
  • June24 (5.8%)
  • July27 (6.5%)
  • August35 (8.5%)
  • September48 (12%)
  • October21 (5.1%)
  • November48 (12%)
  • December42 (10%)

Light conditions at the time

  • Daylight296 (71%)
  • Dark, no street lighting63 (15%)
  • Dark, street lights lit52 (13%)
  • Dark, lighting unknown3 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B921 crashes

On the B921, 47% of collisions happened where the speed limit was 60 mph and 55% on a dry road surface.

Speed limit at the scene

  • 20 mph9 (2.2%)
  • 30 mph112 (27%)
  • 40 mph21 (5.1%)
  • 50 mph4 (1%)
  • 60 mph194 (47%)
  • 70 mph74 (18%)

Weather at the time

  • Fine, no high winds325 (79%)
  • Raining, no high winds53 (13%)
  • Raining with high winds9 (2.2%)
  • Fine with high winds8 (1.9%)
  • Other18 (4.3%)
  • Not recorded1 (0.2%)

Road surface

  • Dry228 (55%)
  • Wet or damp164 (40%)
  • Frost or ice14 (3.4%)
  • Snow7 (1.7%)
  • Mud1 (0.2%)

Type of road

  • Single carriageway289 (70%)
  • Dual carriageway81 (20%)
  • Roundabout41 (9.9%)
  • One way street or slip road3 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B921 crashes

Car occupants make up 68% of the people killed or injured on the B921, followed by pedestrians (10%).

Casualties by road user

  • Car occupant420 (68%)
  • Pedestrian62 (10%)
  • Motorcyclist57 (9.3%)
  • Bus or coach occupant26 (4.2%)
  • Cyclist26 (4.2%)
  • Van occupant16 (2.6%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (0.5%)
  • Other6 (1%)

Vehicles involved

  • Car525 (74%)
  • Motorcycle59 (8.3%)
  • Van or goods vehicle up to 3.5 tonnes37 (5.2%)
  • Goods vehicle over 3.5 tonnes31 (4.4%)
  • Pedal cycle27 (3.8%)
  • Bus or coach13 (1.8%)
  • Other vehicle8 (1.1%)
  • Other12 (1.7%)

Casualties by age

  • 0 to 521 (3.4%)
  • 6 to 1031 (5%)
  • 11 to 1527 (4.4%)
  • 16 to 2092 (15%)
  • 21 to 2570 (11%)
  • 26 to 35124 (20%)
  • 36 to 45103 (17%)
  • 46 to 5568 (11%)
  • 56 to 6543 (7%)
  • 66 to 7526 (4.2%)
  • Over 7511 (1.8%)

Drivers, passengers and pedestrians

  • Driver or rider352 (57%)
  • Passenger202 (33%)
  • Pedestrian62 (10%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B921

Map of the 25 most recent crashes on the B921

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

  • 25 crashes
  • Serious
  • Slight

B921 crashes by council area

All 414 collisions on the B921 were in Fife.

Collisions on the B921 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stFife41461611128

B921 crashes by town

Collisions on the B921 were recorded in 2 towns and built-up areas, led by Glenrothes (37) and Bowhill (17).

Recent crashes on the B921

These are the 25 most recent collisions on the B921, from 16 February 2019 to 26 March 2025.

Severity