Crash View

A421 road traffic accidents

5,542 collisions recorded
1979 to 2025

The A421 appears in 5,542 collisions in the STATS19 data between 1979 and 2025, involving 8,500 casualties. Of these collisions, 181 were fatal and 856 were serious. Recorded collisions in 2025 were down 23% on 2024.

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Live A421 closures today
All Severities Fatal Serious Slight
Fatal
181
Serious
856
Casualties
8,500
2025 59
2024 77
2023 62
2022 73
2021 71
2020 68
2019 102
2018 91
2017 108
2016 108
2015 115
2014 117
2013 112
2012 118
2011 108
2010 101
2009 114
2008 126
2007 154
2006 135
2005 139
2004 177
2003 125
2002 157
2001 187
2000 177
1999 162
1998 192
1997 202
1996 151
1995 131
1994 149
1993 110
1992 136
1991 108
1990 133
1989 131
1988 127
1987 125
1986 130
1985 107
1984 92
1983 83
1982 70
1981 74
1980 61
1979 87

Milton Keynes

1,467 recorded here

Aylesbury Vale

541 recorded here

Bedford

399 recorded here

Central Bedfordshire

322 recorded here

Bicester

227 recorded here

Buckinghamshire

50 recorded here

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Milton Keynes

109 recorded along the A421

Bletchley

98 recorded along the A421

Buckingham

67 recorded along the A421

Marston Moretaine

40 recorded along the A421

Bedford

38 recorded along the A421

Kempston

31 recorded along the A421

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Accidents on the A421

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 5,542 accidents

Accident 2025430643909

Slight
52.0335, -0.6830
3 vehicles 1 casualty
JEEP AVENGER SKODA FABIA CITROEN C3
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Accident 2025430032524

Slight
52.0253, -0.7291
2 vehicles 1 casualty
TOYOTA YARIS Car
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Accident 2025401693102

Slight
52.0269, -0.6093
1 vehicle 1 casualty
Car
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Accident 2025401684728

Slight
52.1042, -0.5030
3 vehicles 3 casualties
VAUXHALL ASTRA SKODA OCTAVIA SKODA OCTAVIA
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Accident 2025401684195

Slight
52.0278, -0.6081
2 vehicles 1 casualty
NISSAN QASHQAI IVECO DAILY
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Accident 2025401689634

Slight
52.1843, -0.3135
2 vehicles 2 casualties
VAUXHALL MERIVA AUDI Q2
View Details

Accident 2025401671193

Slight
52.0289, -0.6055
2 vehicles 1 casualty
MERCEDES EQC CLASS CUPRA BORN
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Accident 2025401673584

Slight
52.1408, -0.4051
2 vehicles 1 casualty
DAF TRUCKS MODEL MISSING VOLKSWAGEN GOLF
View Details

Accident 2025401671180

Slight
52.0308, -0.6053
2 vehicles 1 casualty
FORD FIESTA TOYOTA PRIUS
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Accident 2025430584980

Serious
51.9831, -0.8683
1 vehicle 1 casualty
MERCEDES CLA CLASS
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Accident 2025401678577

Slight
52.0269, -0.6090
2 vehicles 1 casualty
FORD FIESTA DAF TRUCKS MODEL MISSING
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Accident 2025430572217

Serious
52.0353, -0.6641
1 vehicle 1 casualty
MERCEDES EQC CLASS
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Accident 2025430554884

Serious
51.9852, -0.8364
2 vehicles 2 casualties
KIA RIO LAND ROVER RANGE ROVER EVOQUE
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Accident 2025401670996

Slight
52.1822, -0.3183
2 vehicles 2 casualties
MERCEDES CLC CLASS HONDA CR-V
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Accident 2025401657086

Slight
52.1241, -0.4209
2 vehicles 1 casualty
CITROEN BERLINGO Car
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Accident 2025430496873

Slight
51.9937, -1.1086
2 vehicles 1 casualty
ISUZU TRUCKS FORWARD Car
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Accident 2025430494136

Slight
52.0168, -0.7448
2 vehicles 1 casualty
VOLKSWAGEN TIGUAN Motorcycle - unknown cc
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Accident 2025401643661

Slight
52.0259, -0.6040
2 vehicles 1 casualty
MERCEDES V CLASS HONDA CIVIC
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Accident 2025401654239

Slight
52.0271, -0.6029
2 vehicles 1 casualty
MERCEDES C CLASS MG HS
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Accident 2025430469966

Slight
51.9902, -0.9802
2 vehicles 4 casualties
SKODA FABIA AUDI A3
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