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CrashStats

A143 accidents: crash map and statistics

Police recorded 4,828 collisions on the A143 from 1979 to 2025, with 7,378 casualties. Of those crashes, 160 were fatal and 1,287 serious, and 179 people were killed.

In 2025 there were 51 collisions on the A143, down 14% from 59 in 2024, with 70 casualties.

Collisions since 1979
4,828
213th highest of 4,923 roads
Casualties
7,378
1.53 per collision
Fatal collisions
160
179 people killed
Serious collisions
1,287
1,743 seriously injured
Collisions in 2025
51
Down 14% on 2024
Casualties in 2025
70
Down 20% on 2024

Crash severity on the A143

On the A143, 3.3% of collisions were fatal and 27% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal1603.3%
  • Serious1,28727%
  • Slight3,38170%

Where the A143 ranks among 4,923 roads

Most collisions
213th
Most casualties
184th
Most fatal collisions
126th
Most serious collisions
140th

A143 accidents by year

Collisions on the A143 peaked at 148 in 1981 and were down to 51 in 2025.

Collisions and casualties on the A143, 1979 to 2025

  • Collisions
  • Collisions in 2025: 51
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20255170
20245988
20234776
20224265
20214471
20204565
20194776
20186490
20175584
20165477
201575116
201475109
20136789
201283134
201180120
201086127
200984128
200895136
2007109168
2006103156
2005134209
2004120169
2003114176
2002130199
2001103181
2000100146
1999130229
1998130189
1997117191
1996121211
1995109176
1994133208
1993115183
1992145224
1991146205
1990145233
1989140210
1988139205
1987137207
1986125214
1985126188
1984124186
1983139209
1982143211
1981148220
1980128175
1979122179

When crashes happen on the A143

Friday has the most collisions on the A143 (826), and 3pm to 6pm is the busiest time of day (1,193).

Collisions by day of the week

  • Monday690 (14%)
  • Tuesday692 (14%)
  • Wednesday684 (14%)
  • Thursday717 (15%)
  • Friday826 (17%)
  • Saturday673 (14%)
  • Sunday546 (11%)

Collisions by time of day

  • Midnight to 3am173 (3.6%)
  • 3am to 6am97 (2%)
  • 6am to 9am719 (15%)
  • 9am to noon696 (14%)
  • Noon to 3pm830 (17%)
  • 3pm to 6pm1,193 (25%)
  • 6pm to 9pm645 (13%)
  • 9pm to midnight475 (9.8%)

Collisions by month

  • January399 (8.3%)
  • February323 (6.7%)
  • March361 (7.5%)
  • April362 (7.5%)
  • May380 (7.9%)
  • June391 (8.1%)
  • July440 (9.1%)
  • August426 (8.8%)
  • September422 (8.7%)
  • October418 (8.7%)
  • November435 (9%)
  • December471 (9.8%)

Light conditions at the time

  • Daylight3,452 (71%)
  • Dark, no street lighting904 (19%)
  • Dark, street lights lit392 (8.1%)
  • Dark, lighting unknown52 (1.1%)
  • Dark, street lights unlit26 (0.5%)
  • Not recorded2 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A143 crashes

On the A143, 60% of collisions happened where the speed limit was 60 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph2 (under 0.1%)
  • 30 mph1,183 (25%)
  • 40 mph467 (9.7%)
  • 50 mph107 (2.2%)
  • 60 mph2,903 (60%)
  • 70 mph166 (3.4%)

Weather at the time

  • Fine, no high winds3,501 (73%)
  • Raining, no high winds645 (13%)
  • Fine with high winds114 (2.4%)
  • Fog or mist86 (1.8%)
  • Other454 (9.4%)
  • Not recorded28 (0.6%)

Road surface

  • Dry2,835 (59%)
  • Wet or damp1,785 (37%)
  • Frost or ice137 (2.8%)
  • Snow46 (1%)
  • Other22 (0.5%)
  • Not recorded3 (0.1%)

Type of road

  • Single carriageway4,377 (91%)
  • Roundabout283 (5.9%)
  • Dual carriageway146 (3%)
  • One way street or slip road13 (0.3%)
  • Not recorded9 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A143 crashes

Car occupants make up 72% of the people killed or injured on the A143, followed by motorcyclists (12%).

Casualties by road user

  • Car occupant5,327 (72%)
  • Motorcyclist896 (12%)
  • Cyclist311 (4.2%)
  • Pedestrian264 (3.6%)
  • Van occupant234 (3.2%)
  • Goods vehicle occupant (over 3.5 tonnes)164 (2.2%)
  • Bus or coach occupant58 (0.8%)
  • Other124 (1.7%)

Vehicles involved

  • Car6,666 (73%)
  • Motorcycle884 (9.7%)
  • Goods vehicle over 3.5 tonnes553 (6%)
  • Van or goods vehicle up to 3.5 tonnes445 (4.9%)
  • Pedal cycle319 (3.5%)
  • Other vehicle98 (1.1%)
  • Other188 (2.1%)
  • Not recorded3 (under 0.1%)

Casualties by age

  • 0 to 5111 (1.5%)
  • 6 to 10159 (2.2%)
  • 11 to 15307 (4.2%)
  • 16 to 201,390 (19%)
  • 21 to 251,001 (14%)
  • 26 to 351,267 (17%)
  • 36 to 451,004 (14%)
  • 46 to 55791 (11%)
  • 56 to 65636 (8.6%)
  • 66 to 75375 (5.1%)
  • Over 75262 (3.6%)
  • Not recorded75 (1%)

Drivers, passengers and pedestrians

  • Driver or rider4,938 (67%)
  • Passenger2,176 (29%)
  • Pedestrian264 (3.6%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A143

Map of the 25 most recent crashes on the A143

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

  • 25 crashes
  • Serious
  • Slight

A143 crashes by council area

Collisions on the A143 were recorded in 5 council areas. West Suffolk has the most, with 2,414, followed by South Norfolk (1,279) and Great Yarmouth (717).

Collisions on the A143 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWest Suffolk2,4143,65067598
2ndSouth Norfolk1,2792,04458376
3rdGreat Yarmouth7171,05119192
4thMid Suffolk38258715111
5thEast Suffolk313918

A143 crashes by town

Collisions on the A143 were recorded in 8 towns and built-up areas, led by Bury St Edmunds (224) and Bradwell, Great Yarmouth (222).

Recent crashes on the A143

These are the 25 most recent collisions on the A143, from 13 August to 24 December 2025.

Severity