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CrashStats

M12 road accidents: crash map and statistics

Police recorded 3,955 road traffic collisions in the M12 postcode district, Manchester, from 1979 to 2025, and 5,381 people were killed or injured in them. Of those collisions, 49 were fatal and 478 were serious.

In 2025 police recorded 41 collisions, down 9% on 2024 (45).

Collisions since 1979
3,955
904th highest of 2,813 postcode districts
Casualties
5,381
1.36 per collision
Fatal collisions
49
51 people killed
Serious collisions
478
534 seriously injured
Collisions in 2025
41
Down 9% on 2024
Casualties in 2025
48
Down 13% on 2024

Road collision statistics for M12

Collisions by severity, 1979 to 2025

  • Fatal491.2%
  • Serious47812%
  • Slight3,42887%

What the data shows

  • M12 had 398 collisions from 2016 to 2025, 42% fewer than the 689 from 2006 to 2015.
  • 13% of collisions in M12 were fatal or serious, against 20% across Great Britain.
  • 762 children under 16 were killed or injured in M12, 14% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 36% of collisions in M12.

Where M12 ranks among 2,813 postcode districts

Most collisions
904th
Most casualties
869th
Most fatal collisions
1,220th
Most serious collisions
1,552nd

Collisions by day of the week

  • Monday612 (15%)
  • Tuesday558 (14%)
  • Wednesday584 (15%)
  • Thursday598 (15%)
  • Friday657 (17%)
  • Saturday492 (12%)
  • Sunday454 (11%)

Light conditions

  • Daylight2,750 (70%)
  • Dark, street lights lit1,130 (29%)
  • Dark, lighting unknown52 (1.3%)
  • Dark, no street lighting13 (0.3%)
  • Dark, street lights unlit10 (0.3%)

Type of road

  • Single carriageway3,144 (79%)
  • Dual carriageway687 (17%)
  • One way street or slip road38 (1%)
  • Roundabout15 (0.4%)
  • Not recorded71 (1.8%)

Speed limit at the scene

  • 20 mph42 (1.1%)
  • 30 mph3,799 (96%)
  • 40 mph81 (2%)
  • 50 mph33 (0.8%)

Weather at the time

  • Fine, no high winds3,032 (77%)
  • Raining, no high winds651 (16%)
  • Raining with high winds60 (1.5%)
  • Fine with high winds57 (1.4%)
  • Snowing, no high winds24 (0.6%)
  • Fog or mist7 (0.2%)
  • Snowing with high winds3 (0.1%)
  • Other54 (1.4%)
  • Not recorded67 (1.7%)

Who was hurt

  • Car occupant3,115 (58%)
  • Pedestrian947 (18%)
  • Cyclist491 (9.1%)
  • Motorcyclist352 (6.5%)
  • Bus or coach occupant165 (3.1%)
  • Van occupant123 (2.3%)
  • Taxi or private hire car occupant94 (1.7%)
  • Goods vehicle occupant (over 3.5 tonnes)35 (0.7%)
  • Minibus occupant26 (0.5%)
  • Other vehicle occupant26 (0.5%)
  • Other2 (under 0.1%)
  • Not recorded5 (0.1%)

Source: Department for Transport, STATS19 road safety data

M12 road accidents by year

Collisions and casualties in M12, 1979 to 2025

Collisions in M12 peaked at 130 in 1998; 2025 had 41.

  • Collisions
  • Collisions in 2025: 41
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20254148
20244555
20233851
20222534
20212836
20203036
20195167
20184975
20176386
20162833
20154265
20144569
20134969
20125678
201182128
20106789
200975100
200885128
200791133
200697155
2005121172
2004100154
2003122165
2002113155
2001108160
2000126189
1999126176
1998130189
1997107158
1996115161
1995117154
199482121
199394131
1992111149
1991103129
1990101136
1989109143
1988103131
198799122
19868299
198595126
198499121
1983107127
1982102125
1981105130
198089100
1979102123

Map of recent crashes in M12

Map of the 24 most recent crashes in M12

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in M12

The 24 most recent collisions in M12 happened between 4 July and 17 December 2025.

Severity

Crashes by road in M12

The A57 has the most collisions in M12, 889 of 3,955 (22%), followed by the A6 (677).

Collisions in M12 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA578891,25520121
2ndA6677887676
3rdA6010407589350
4thA635338498334
5thA665291386137
6thA662415418
7thA5184385503
8thA57(M)344603
9thB6469283901
10thB6178131401
11thA343300

Council areas covering M12

Collisions in M12 were recorded in 3 council areas. Manchester has 3,945 of 3,955 (99.7%).

Collisions in M12 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stManchester3,9455,37049477
2ndStockport6701
3rdTameside3300

Town in M12

All 3,955 collisions in M12 were in Manchester.