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CrashStats

B1021 accidents: crash map and statistics

Police recorded 514 collisions on the B1021 from 1979 to 2025, with 654 casualties. Of those crashes, 5 were fatal and 123 serious, and 6 people were killed.

In 2025 there was 1 collision on the B1021, down 75% from 4 in 2024, with 1 casualty.

Collisions since 1979
514
1,925th highest of 4,923 roads
Casualties
654
1.27 per collision
Fatal collisions
5
6 people killed
Serious collisions
123
136 seriously injured
Collisions in 2025
1
Down 75% on 2024
Casualties in 2025
1
Down 89% on 2024

Crash severity on the B1021

On the B1021, 1% of collisions were fatal and 24% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal51%
  • Serious12324%
  • Slight38675%

Where the B1021 ranks among 4,923 roads

Most collisions
1,925th
Most casualties
2,014th
Most fatal collisions
2,545th
Most serious collisions
1,624th

B1021 accidents by year

Collisions on the B1021 peaked at 29 in 1985 and were down to 1 in 2025.

Collisions and casualties on the B1021, 1979 to 2025

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202511
202449
202377
202244
202157
202011
201944
201800
2017812
2016911
201544
201467
20131112
20121112
201188
20101215
200956
20081316
200769
20062033
20051219
20041518
2003912
20021315
20011116
20001315
19991922
19981520
19971618
19961621
19951111
19941516
19931012
19921625
19911418
1990710
19891820
19881621
19871112
19861115
19852936
19841620
19831212
19821418
19811518
1980819
19791317

When crashes happen on the B1021

Saturday has the most collisions on the B1021 (87), and 3pm to 6pm is the busiest time of day (140).

Collisions by day of the week

  • Monday80 (16%)
  • Tuesday65 (13%)
  • Wednesday69 (13%)
  • Thursday59 (11%)
  • Friday78 (15%)
  • Saturday87 (17%)
  • Sunday76 (15%)

Collisions by time of day

  • Midnight to 3am16 (3.1%)
  • 3am to 6am5 (1%)
  • 6am to 9am36 (7%)
  • 9am to noon87 (17%)
  • Noon to 3pm93 (18%)
  • 3pm to 6pm140 (27%)
  • 6pm to 9pm90 (18%)
  • 9pm to midnight47 (9.1%)

Collisions by month

  • January33 (6.4%)
  • February40 (7.8%)
  • March27 (5.3%)
  • April40 (7.8%)
  • May53 (10%)
  • June52 (10%)
  • July42 (8.2%)
  • August49 (9.5%)
  • September40 (7.8%)
  • October45 (8.8%)
  • November52 (10%)
  • December41 (8%)

Light conditions at the time

  • Daylight365 (71%)
  • Dark, no street lighting73 (14%)
  • Dark, street lights lit66 (13%)
  • Dark, lighting unknown8 (1.6%)
  • Dark, street lights unlit2 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1021 crashes

On the B1021, 60% of collisions happened where the speed limit was 30 mph and 66% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph310 (60%)
  • 40 mph4 (0.8%)
  • 60 mph192 (37%)
  • 70 mph7 (1.4%)

Weather at the time

  • Fine, no high winds412 (80%)
  • Raining, no high winds64 (12%)
  • Fine with high winds11 (2.1%)
  • Raining with high winds7 (1.4%)
  • Other16 (3.1%)
  • Not recorded4 (0.8%)

Road surface

  • Dry339 (66%)
  • Wet or damp164 (32%)
  • Frost or ice10 (1.9%)
  • Snow1 (0.2%)

Type of road

  • Single carriageway504 (98%)
  • Dual carriageway4 (0.8%)
  • One way street or slip road4 (0.8%)
  • Roundabout2 (0.4%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1021 crashes

Car occupants make up 54% of the people killed or injured on the B1021, followed by pedestrians (15%).

Casualties by road user

  • Car occupant356 (54%)
  • Pedestrian100 (15%)
  • Motorcyclist96 (15%)
  • Cyclist71 (11%)
  • Van occupant19 (2.9%)
  • Other vehicle occupant6 (0.9%)
  • Minibus occupant5 (0.8%)
  • Horse rider1 (0.2%)

Vehicles involved

  • Car616 (69%)
  • Motorcycle95 (11%)
  • Pedal cycle74 (8.3%)
  • Van or goods vehicle up to 3.5 tonnes55 (6.2%)
  • Other vehicle13 (1.5%)
  • Goods vehicle over 3.5 tonnes11 (1.2%)
  • Other23 (2.6%)
  • Not recorded1 (0.1%)

Casualties by age

  • 0 to 57 (1.1%)
  • 6 to 1024 (3.7%)
  • 11 to 1556 (8.6%)
  • 16 to 20135 (21%)
  • 21 to 2575 (11%)
  • 26 to 3597 (15%)
  • 36 to 4568 (10%)
  • 46 to 5565 (9.9%)
  • 56 to 6546 (7%)
  • 66 to 7533 (5%)
  • Over 7532 (4.9%)
  • Not recorded16 (2.4%)

Drivers, passengers and pedestrians

  • Driver or rider422 (65%)
  • Passenger132 (20%)
  • Pedestrian100 (15%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1021

Map of the 25 most recent crashes on the B1021

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B1021 crashes by council area

Of the 514 collisions on the B1021, 511 were in Maldon.

Collisions on the B1021 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stMaldon5116505123

B1021 crashes by town

Collisions on the B1021 were recorded in 2 towns and built-up areas, led by Burnham-on-Crouch (191) and Southminster (43).

Recent crashes on the B1021

These are the 25 most recent collisions on the B1021, from 23 July 2019 to 27 August 2025.

Severity