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CrashStats

A621 accidents: crash map and statistics

Police recorded 2,990 collisions on the A621 from 1979 to 2025, with 3,950 casualties. Of those crashes, 45 were fatal and 578 serious, and 51 people were killed.

In 2025 there were 28 collisions on the A621, up 17% from 24 in 2024, with 35 casualties.

Collisions since 1979
2,990
389th highest of 4,923 roads
Casualties
3,950
1.32 per collision
Fatal collisions
45
51 people killed
Serious collisions
578
677 seriously injured
Collisions in 2025
28
Up 17% on 2024
Casualties in 2025
35
Up 17% on 2024

Crash severity on the A621

On the A621, 1.5% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal451.5%
  • Serious57819%
  • Slight2,36779%

Where the A621 ranks among 4,923 roads

Most collisions
389th
Most casualties
392nd
Most fatal collisions
461st
Most serious collisions
355th

A621 accidents by year

Collisions on the A621 peaked at 105 in 1979 and were down to 28 in 2025.

Collisions and casualties on the A621, 1979 to 2025

  • Collisions
  • Collisions in 2025: 28
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252835
20242430
20231927
20222531
20212835
20202231
20193746
20182535
20173551
20162938
20153945
20144562
20132227
20123749
20114152
20104460
20095274
20084358
20075589
2006104137
200577109
20047798
200386117
200295125
200194137
200084104
199983109
19987499
199782112
19965583
19956491
19946691
199383105
19927497
19916276
199090113
198987106
198885115
19877793
198685110
198585115
198477104
198389108
1982101120
1981101130
198098134
1979105137

When crashes happen on the A621

Saturday has the most collisions on the A621 (485), and 3pm to 6pm is the busiest time of day (684).

Collisions by day of the week

  • Monday405 (14%)
  • Tuesday436 (15%)
  • Wednesday442 (15%)
  • Thursday419 (14%)
  • Friday461 (15%)
  • Saturday485 (16%)
  • Sunday342 (11%)

Collisions by time of day

  • Midnight to 3am161 (5.4%)
  • 3am to 6am43 (1.4%)
  • 6am to 9am257 (8.6%)
  • 9am to noon440 (15%)
  • Noon to 3pm627 (21%)
  • 3pm to 6pm684 (23%)
  • 6pm to 9pm428 (14%)
  • 9pm to midnight350 (12%)

Collisions by month

  • January244 (8.2%)
  • February220 (7.4%)
  • March232 (7.8%)
  • April255 (8.5%)
  • May258 (8.6%)
  • June248 (8.3%)
  • July257 (8.6%)
  • August227 (7.6%)
  • September250 (8.4%)
  • October284 (9.5%)
  • November291 (9.7%)
  • December224 (7.5%)

Light conditions at the time

  • Daylight2,062 (69%)
  • Dark, street lights lit775 (26%)
  • Dark, no street lighting108 (3.6%)
  • Dark, lighting unknown23 (0.8%)
  • Dark, street lights unlit22 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A621 crashes

On the A621, 75% of collisions happened where the speed limit was 30 mph and 65% on a dry road surface.

Speed limit at the scene

  • 20 mph8 (0.3%)
  • 30 mph2,248 (75%)
  • 40 mph360 (12%)
  • 50 mph7 (0.2%)
  • 60 mph367 (12%)

Weather at the time

  • Fine, no high winds2,332 (78%)
  • Raining, no high winds427 (14%)
  • Fine with high winds39 (1.3%)
  • Raining with high winds32 (1.1%)
  • Other130 (4.3%)
  • Not recorded30 (1%)

Road surface

  • Dry1,932 (65%)
  • Wet or damp984 (33%)
  • Frost or ice48 (1.6%)
  • Snow25 (0.8%)
  • Flood over 3cm deep1 (under 0.1%)

Type of road

  • Single carriageway2,088 (70%)
  • Dual carriageway627 (21%)
  • Roundabout224 (7.5%)
  • One way street or slip road42 (1.4%)
  • Not recorded9 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A621 crashes

Car occupants make up 49% of the people killed or injured on the A621, followed by pedestrians (18%).

Casualties by road user

  • Car occupant1,950 (49%)
  • Pedestrian696 (18%)
  • Motorcyclist466 (12%)
  • Bus or coach occupant387 (9.8%)
  • Cyclist285 (7.2%)
  • Taxi or private hire car occupant72 (1.8%)
  • Van occupant46 (1.2%)
  • Other48 (1.2%)

Vehicles involved

  • Car3,479 (69%)
  • Bus or coach465 (9.2%)
  • Motorcycle452 (8.9%)
  • Pedal cycle293 (5.8%)
  • Van or goods vehicle up to 3.5 tonnes130 (2.6%)
  • Taxi or private hire car103 (2%)
  • Goods vehicle over 3.5 tonnes79 (1.6%)
  • Other56 (1.1%)

Casualties by age

  • 0 to 577 (1.9%)
  • 6 to 1095 (2.4%)
  • 11 to 15192 (4.9%)
  • 16 to 20678 (17%)
  • 21 to 25606 (15%)
  • 26 to 35700 (18%)
  • 36 to 45461 (12%)
  • 46 to 55405 (10%)
  • 56 to 65287 (7.3%)
  • 66 to 75213 (5.4%)
  • Over 75179 (4.5%)
  • Not recorded57 (1.4%)

Drivers, passengers and pedestrians

  • Driver or rider1,992 (50%)
  • Passenger1,262 (32%)
  • Pedestrian696 (18%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A621

Map of the 25 most recent crashes on the A621

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

  • 25 crashes
  • Serious
  • Slight

A621 crashes by council area

Collisions on the A621 were recorded in 4 council areas. Sheffield has the most, with 2,642, followed by North East Derbyshire (209) and Derbyshire Dales (127).

Collisions on the A621 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSheffield2,6423,39527465
2ndNorth East Derbyshire2093291376
3rdDerbyshire Dales127209534
4thRotherham4600

A621 crashes by town

Of the 2,990 collisions on the A621, 2,529 were in the built-up area of Sheffield.

Recent crashes on the A621

These are the 25 most recent collisions on the A621, from 3 February to 26 December 2025.

Severity