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CrashStats

A5123 accidents: crash map and statistics

Police recorded 1,862 collisions on the A5123 from 1979 to 2025, with 2,334 casualties. Of those crashes, 21 were fatal and 355 serious, and 22 people were killed.

In 2025 there were 37 collisions on the A5123, up 23% from 30 in 2024, with 42 casualties.

Live A5123 closures, incidents and roadworks are checked every 5 minutes.

Collisions since 1979
1,862
617th highest of 4,923 roads
Casualties
2,334
1.25 per collision
Fatal collisions
21
22 people killed
Serious collisions
355
401 seriously injured
Collisions in 2025
37
Up 23% on 2024
Casualties in 2025
42
Down 2% on 2024

Crash severity on the A5123

On the A5123, 1.1% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal211.1%
  • Serious35519%
  • Slight1,48680%

Where the A5123 ranks among 4,923 roads

Most collisions
617th
Most casualties
660th
Most fatal collisions
938th
Most serious collisions
613th

A5123 accidents by year

Collisions on the A5123 peaked at 72 in 1994 and were down to 37 in 2025.

Collisions and casualties on the A5123, 1979 to 2025

  • Collisions
  • Collisions in 2025: 37
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20253742
20243043
20233443
20223643
20211818
20202836
20193138
20183234
20173341
20162529
20152835
20143436
20132228
20122832
20113848
20102327
20092835
20084863
20072633
20062836
20054355
20043647
20033540
20024760
20014660
20005064
19996179
19985371
19974961
19963750
19955464
19947289
19935772
19925170
19914765
19905275
19893860
19886170
19877194
19865064
19855259
19845871
19833243
19822024
19813739
19801717
19792931

When crashes happen on the A5123

Friday has the most collisions on the A5123 (323), and 3pm to 6pm is the busiest time of day (437).

Collisions by day of the week

  • Monday240 (13%)
  • Tuesday277 (15%)
  • Wednesday275 (15%)
  • Thursday276 (15%)
  • Friday323 (17%)
  • Saturday303 (16%)
  • Sunday168 (9%)

Collisions by time of day

  • Midnight to 3am61 (3.3%)
  • 3am to 6am33 (1.8%)
  • 6am to 9am195 (10%)
  • 9am to noon246 (13%)
  • Noon to 3pm366 (20%)
  • 3pm to 6pm437 (23%)
  • 6pm to 9pm301 (16%)
  • 9pm to midnight223 (12%)

Collisions by month

  • January149 (8%)
  • February134 (7.2%)
  • March157 (8.4%)
  • April147 (7.9%)
  • May131 (7%)
  • June137 (7.4%)
  • July123 (6.6%)
  • August163 (8.8%)
  • September172 (9.2%)
  • October163 (8.8%)
  • November198 (11%)
  • December188 (10%)

Light conditions at the time

  • Daylight1,241 (67%)
  • Dark, street lights lit532 (29%)
  • Dark, lighting unknown76 (4.1%)
  • Dark, no street lighting10 (0.5%)
  • Dark, street lights unlit3 (0.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A5123 crashes

On the A5123, 93% of collisions happened where the speed limit was 30 mph and 65% on a dry road surface.

Speed limit at the scene

  • 30 mph1,727 (93%)
  • 40 mph119 (6.4%)
  • 50 mph4 (0.2%)
  • 60 mph5 (0.3%)
  • 70 mph6 (0.3%)
  • Not recorded1 (0.1%)

Weather at the time

  • Fine, no high winds1,445 (78%)
  • Raining, no high winds304 (16%)
  • Fine with high winds19 (1%)
  • Fog or mist15 (0.8%)
  • Other50 (2.7%)
  • Not recorded29 (1.6%)

Road surface

  • Dry1,216 (65%)
  • Wet or damp615 (33%)
  • Frost or ice25 (1.3%)
  • Snow6 (0.3%)

Type of road

  • Single carriageway1,462 (79%)
  • Roundabout231 (12%)
  • Dual carriageway114 (6.1%)
  • One way street or slip road46 (2.5%)
  • Not recorded9 (0.5%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A5123 crashes

Car occupants make up 51% of the people killed or injured on the A5123, followed by pedestrians (19%).

Casualties by road user

  • Car occupant1,189 (51%)
  • Pedestrian432 (19%)
  • Motorcyclist323 (14%)
  • Cyclist251 (11%)
  • Bus or coach occupant57 (2.4%)
  • Van occupant31 (1.3%)
  • Other40 (1.7%)
  • Not recorded11 (0.5%)

Vehicles involved

  • Car2,559 (73%)
  • Motorcycle333 (9.5%)
  • Pedal cycle255 (7.3%)
  • Van or goods vehicle up to 3.5 tonnes128 (3.7%)
  • Bus or coach68 (1.9%)
  • Taxi or private hire car55 (1.6%)
  • Other90 (2.6%)
  • Not recorded2 (0.1%)

Casualties by age

  • 0 to 544 (1.9%)
  • 6 to 1059 (2.5%)
  • 11 to 15106 (4.5%)
  • 16 to 20461 (20%)
  • 21 to 25344 (15%)
  • 26 to 35468 (20%)
  • 36 to 45299 (13%)
  • 46 to 55233 (10%)
  • 56 to 65151 (6.5%)
  • 66 to 7593 (4%)
  • Over 7568 (2.9%)
  • Not recorded8 (0.3%)

Drivers, passengers and pedestrians

  • Driver or rider1,357 (58%)
  • Passenger545 (23%)
  • Pedestrian432 (19%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A5123

Map of the 25 most recent crashes on the A5123

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

  • 25 crashes
  • Serious
  • Slight

A5123 crashes by council area

Of the 1,862 collisions on the A5123, 1,859 were in West Northamptonshire.

Collisions on the A5123 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWest Northamptonshire1,8592,32821355

A5123 crashes by town

Of the 1,862 collisions on the A5123, 1,789 were in the built-up area of Northampton.

Recent crashes on the A5123

These are the 25 most recent collisions on the A5123, from 10 May to 31 December 2025.

Severity