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CrashStats

B1039 accidents: crash map and statistics

Police recorded 225 collisions on the B1039 from 1979 to 2025, with 343 casualties. Of those crashes, 5 were fatal and 67 serious, and 5 people were killed.

In 2025 there were 2 collisions on the B1039, up 100% from 1 in 2024, with 3 casualties.

Collisions since 1979
225
3,085th highest of 4,923 roads
Casualties
343
1.52 per collision
Fatal collisions
5
5 people killed
Serious collisions
67
81 seriously injured
Collisions in 2025
2
Up 100% on 2024
Casualties in 2025
3
Up 200% on 2024

Crash severity on the B1039

On the B1039, 2.2% of collisions were fatal and 30% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal52.2%
  • Serious6730%
  • Slight15368%

Where the B1039 ranks among 4,923 roads

Most collisions
3,085th
Most casualties
2,937th
Most fatal collisions
2,545th
Most serious collisions
2,538th

B1039 accidents by year

Collisions on the B1039 peaked at 13 in 2000 and were down to 2 in 2025.

Collisions and casualties on the B1039, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202523
202411
202312
202211
202146
202022
201911
201800
201711
201611
201511
201444
201344
201200
201159
201055
200922
200834
200700
2006612
200534
200448
2003815
200234
2001812
20001316
199947
1998711
1997912
1996813
199555
1994612
19931018
199235
199159
199068
1989811
1988610
198722
198657
1985613
19841318
198377
1982614
198155
1980920
19791218

When crashes happen on the B1039

Friday has the most collisions on the B1039 (40), and 3pm to 6pm is the busiest time of day (48).

Collisions by day of the week

  • Monday27 (12%)
  • Tuesday35 (16%)
  • Wednesday32 (14%)
  • Thursday26 (12%)
  • Friday40 (18%)
  • Saturday30 (13%)
  • Sunday35 (16%)

Collisions by time of day

  • Midnight to 3am10 (4.4%)
  • 3am to 6am1 (0.4%)
  • 6am to 9am36 (16%)
  • 9am to noon31 (14%)
  • Noon to 3pm39 (17%)
  • 3pm to 6pm48 (21%)
  • 6pm to 9pm37 (16%)
  • 9pm to midnight23 (10%)

Collisions by month

  • January17 (7.6%)
  • February10 (4.4%)
  • March23 (10%)
  • April23 (10%)
  • May17 (7.6%)
  • June21 (9.3%)
  • July22 (9.8%)
  • August19 (8.4%)
  • September15 (6.7%)
  • October20 (8.9%)
  • November23 (10%)
  • December15 (6.7%)

Light conditions at the time

  • Daylight172 (76%)
  • Dark, no street lighting44 (20%)
  • Dark, street lights lit5 (2.2%)
  • Dark, lighting unknown3 (1.3%)
  • Dark, street lights unlit1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1039 crashes

On the B1039, 78% of collisions happened where the speed limit was 60 mph and 54% on a dry road surface.

Speed limit at the scene

  • 30 mph36 (16%)
  • 40 mph3 (1.3%)
  • 50 mph2 (0.9%)
  • 60 mph176 (78%)
  • 70 mph8 (3.6%)

Weather at the time

  • Fine, no high winds159 (71%)
  • Raining, no high winds32 (14%)
  • Fine with high winds10 (4.4%)
  • Fog or mist5 (2.2%)
  • Other15 (6.7%)
  • Not recorded4 (1.8%)

Road surface

  • Dry121 (54%)
  • Wet or damp85 (38%)
  • Frost or ice17 (7.6%)
  • Flood over 3cm deep1 (0.4%)
  • Snow1 (0.4%)

Type of road

  • Single carriageway221 (98%)
  • Roundabout2 (0.9%)
  • One way street or slip road1 (0.4%)
  • Not recorded1 (0.4%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1039 crashes

Car occupants make up 73% of the people killed or injured on the B1039, followed by motorcyclists (14%).

Casualties by road user

  • Car occupant250 (73%)
  • Motorcyclist48 (14%)
  • Van occupant13 (3.8%)
  • Cyclist10 (2.9%)
  • Pedestrian9 (2.6%)
  • Bus or coach occupant7 (2%)
  • Goods vehicle occupant (over 3.5 tonnes)2 (0.6%)
  • Other4 (1.2%)

Vehicles involved

  • Car277 (72%)
  • Motorcycle50 (13%)
  • Van or goods vehicle up to 3.5 tonnes21 (5.5%)
  • Goods vehicle over 3.5 tonnes14 (3.7%)
  • Pedal cycle10 (2.6%)
  • Bus or coach5 (1.3%)
  • Taxi or private hire car3 (0.8%)
  • Other3 (0.8%)

Casualties by age

  • 0 to 54 (1.2%)
  • 6 to 1014 (4.1%)
  • 11 to 159 (2.6%)
  • 16 to 2092 (27%)
  • 21 to 2542 (12%)
  • 26 to 3557 (17%)
  • 36 to 4541 (12%)
  • 46 to 5529 (8.5%)
  • 56 to 6526 (7.6%)
  • 66 to 7515 (4.4%)
  • Over 759 (2.6%)
  • Not recorded5 (1.5%)

Drivers, passengers and pedestrians

  • Driver or rider230 (67%)
  • Passenger104 (30%)
  • Pedestrian9 (2.6%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1039

Map of the 25 most recent crashes on the B1039

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

  • 25 crashes
  • Serious
  • Slight

B1039 crashes by council area

Collisions on the B1039 were recorded in 3 council areas. Uttlesford has the most, with 103, followed by North Hertfordshire (93) and South Cambridgeshire (27).

Collisions on the B1039 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stUttlesford103157035
2ndNorth Hertfordshire93134322
3rdSouth Cambridgeshire2749210

B1039 crashes by town

Of the 225 collisions on the B1039, 23 were in the built-up area of Royston, North Hertfordshire.

Recent crashes on the B1039

These are the 25 most recent collisions on the B1039, from 17 August 2011 to 28 December 2025.

Severity