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CrashStats

B1101 accidents: crash map and statistics

Police recorded 1,269 collisions on the B1101 from 1979 to 2025, with 1,585 casualties. Of those crashes, 28 were fatal and 219 serious, and 33 people were killed.

In 2025 there were 7 collisions on the B1101, down 46% from 13 in 2024, with 11 casualties.

Collisions since 1979
1,269
866th highest of 4,923 roads
Casualties
1,585
1.25 per collision
Fatal collisions
28
33 people killed
Serious collisions
219
267 seriously injured
Collisions in 2025
7
Down 46% on 2024
Casualties in 2025
11
Down 27% on 2024

Crash severity on the B1101

On the B1101, 2.2% of collisions were fatal and 17% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal282.2%
  • Serious21917%
  • Slight1,02281%

Where the B1101 ranks among 4,923 roads

Most collisions
866th
Most casualties
934th
Most fatal collisions
715th
Most serious collisions
973rd

B1101 accidents by year

Collisions on the B1101 peaked at 47 in 1993 and were down to 7 in 2025.

Collisions and casualties on the B1101, 1979 to 2025

  • Collisions
  • Collisions in 2025: 7
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025711
20241315
2023910
20221220
20211116
20201114
201988
201888
20171726
20161524
20151920
20142325
20132835
20122229
20112327
20102432
20092534
20082125
20073235
20062124
20053444
20043342
20033337
20023648
20014153
20004052
19992939
19984351
19973948
19963139
19953647
19943943
19934759
19924252
19913240
19903955
19893038
19884657
19873036
19862945
19853442
19843847
19832326
19822629
19811820
19802731
19792527

When crashes happen on the B1101

Friday has the most collisions on the B1101 (201), and 3pm to 6pm is the busiest time of day (311).

Collisions by day of the week

  • Monday189 (15%)
  • Tuesday182 (14%)
  • Wednesday184 (14%)
  • Thursday196 (15%)
  • Friday201 (16%)
  • Saturday185 (15%)
  • Sunday132 (10%)

Collisions by time of day

  • Midnight to 3am42 (3.3%)
  • 3am to 6am23 (1.8%)
  • 6am to 9am157 (12%)
  • 9am to noon182 (14%)
  • Noon to 3pm246 (19%)
  • 3pm to 6pm311 (25%)
  • 6pm to 9pm203 (16%)
  • 9pm to midnight105 (8.3%)

Collisions by month

  • January94 (7.4%)
  • February94 (7.4%)
  • March95 (7.5%)
  • April85 (6.7%)
  • May94 (7.4%)
  • June95 (7.5%)
  • July100 (7.9%)
  • August94 (7.4%)
  • September122 (9.6%)
  • October132 (10%)
  • November138 (11%)
  • December126 (9.9%)

Light conditions at the time

  • Daylight903 (71%)
  • Dark, street lights lit264 (21%)
  • Dark, no street lighting74 (5.8%)
  • Dark, lighting unknown15 (1.2%)
  • Dark, street lights unlit13 (1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1101 crashes

On the B1101, 70% of collisions happened where the speed limit was 30 mph and 64% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.1%)
  • 30 mph886 (70%)
  • 40 mph97 (7.6%)
  • 50 mph2 (0.2%)
  • 60 mph282 (22%)
  • Not recorded1 (0.1%)

Weather at the time

  • Fine, no high winds963 (76%)
  • Raining, no high winds163 (13%)
  • Fine with high winds32 (2.5%)
  • Raining with high winds19 (1.5%)
  • Other65 (5.1%)
  • Not recorded27 (2.1%)

Road surface

  • Dry811 (64%)
  • Wet or damp429 (34%)
  • Frost or ice21 (1.7%)
  • Snow5 (0.4%)
  • Oil or diesel1 (0.1%)
  • Not recorded2 (0.2%)

Type of road

  • Single carriageway1,171 (92%)
  • Dual carriageway46 (3.6%)
  • One way street or slip road28 (2.2%)
  • Roundabout18 (1.4%)
  • Not recorded6 (0.5%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1101 crashes

Car occupants make up 49% of the people killed or injured on the B1101, followed by cyclists (21%).

Casualties by road user

  • Car occupant769 (49%)
  • Cyclist334 (21%)
  • Pedestrian212 (13%)
  • Motorcyclist208 (13%)
  • Van occupant32 (2%)
  • Goods vehicle occupant (over 3.5 tonnes)9 (0.6%)
  • Taxi or private hire car occupant9 (0.6%)
  • Other12 (0.8%)

Vehicles involved

  • Car1,402 (63%)
  • Pedal cycle351 (16%)
  • Motorcycle226 (10%)
  • Van or goods vehicle up to 3.5 tonnes118 (5.3%)
  • Goods vehicle over 3.5 tonnes57 (2.6%)
  • Bus or coach23 (1%)
  • Other51 (2.3%)
  • Not recorded1 (under 0.1%)

Casualties by age

  • 0 to 521 (1.3%)
  • 6 to 1052 (3.3%)
  • 11 to 15151 (9.5%)
  • 16 to 20360 (23%)
  • 21 to 25196 (12%)
  • 26 to 35240 (15%)
  • 36 to 45158 (10%)
  • 46 to 55124 (7.8%)
  • 56 to 65116 (7.3%)
  • 66 to 7581 (5.1%)
  • Over 7563 (4%)
  • Not recorded23 (1.5%)

Drivers, passengers and pedestrians

  • Driver or rider1,078 (68%)
  • Passenger295 (19%)
  • Pedestrian212 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1101

Map of the 25 most recent crashes on the B1101

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

  • 25 crashes
  • Serious
  • Slight

B1101 crashes by council area

Collisions on the B1101 were recorded in 2 council areas. Fenland has the most, with 1,262, followed by East Cambridgeshire (3).

Collisions on the B1101 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stFenland1,2621,57828219
2ndEast Cambridgeshire3300

B1101 crashes by town

Collisions on the B1101 were recorded in 2 towns and built-up areas, led by March (761) and Emneth and Elm (95).

Recent crashes on the B1101

These are the 25 most recent collisions on the B1101, from 27 March 2023 to 6 November 2025.

Severity