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CrashStats

NN3 road accidents: crash map and statistics

Police recorded 7,856 road traffic collisions in the NN3 postcode district, West Northamptonshire, from 1979 to 2025, and 10,316 people were killed or injured in them. Of those collisions, 131 were fatal and 1,676 were serious.

In 2025 police recorded 131 collisions, up 11% on 2024 (118).

Collisions since 1979
7,856
131st highest of 2,813 postcode districts
Casualties
10,316
1.31 per collision
Fatal collisions
131
147 people killed
Serious collisions
1,676
1,985 seriously injured
Collisions in 2025
131
Up 11% on 2024
Casualties in 2025
173
Up 18% on 2024

Road collision statistics for NN3

Collisions by severity, 1979 to 2025

  • Fatal1311.7%
  • Serious1,67621%
  • Slight6,04977%

What the data shows

  • NN3 had 1,075 collisions from 2016 to 2025, 11% fewer than the 1,204 from 2006 to 2015.
  • 23% of collisions in NN3 were fatal or serious, against 20% across Great Britain.
  • 1,622 children under 16 were killed or injured in NN3, 16% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 36% of collisions in NN3.

Where NN3 ranks among 2,813 postcode districts

Most collisions
131st
Most casualties
125th
Most fatal collisions
123rd
Most serious collisions
53rd

Collisions by day of the week

  • Monday1,094 (14%)
  • Tuesday1,180 (15%)
  • Wednesday1,177 (15%)
  • Thursday1,247 (16%)
  • Friday1,313 (17%)
  • Saturday1,022 (13%)
  • Sunday823 (10%)

Light conditions

  • Daylight5,517 (70%)
  • Dark, street lights lit1,873 (24%)
  • Dark, lighting unknown259 (3.3%)
  • Dark, no street lighting168 (2.1%)
  • Dark, street lights unlit39 (0.5%)

Type of road

  • Single carriageway5,533 (70%)
  • Dual carriageway1,184 (15%)
  • Roundabout946 (12%)
  • One way street or slip road156 (2%)
  • Not recorded37 (0.5%)

Speed limit at the scene

  • 10 mph3 (under 0.1%)
  • 20 mph60 (0.8%)
  • 30 mph4,725 (60%)
  • 40 mph894 (11%)
  • 50 mph718 (9.1%)
  • 60 mph985 (13%)
  • 70 mph470 (6%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds6,165 (78%)
  • Raining, no high winds1,177 (15%)
  • Fog or mist95 (1.2%)
  • Fine with high winds80 (1%)
  • Snowing, no high winds54 (0.7%)
  • Raining with high winds40 (0.5%)
  • Snowing with high winds8 (0.1%)
  • Other138 (1.8%)
  • Not recorded99 (1.3%)

Who was hurt

  • Car occupant6,230 (60%)
  • Pedestrian1,310 (13%)
  • Motorcyclist1,304 (13%)
  • Cyclist909 (8.8%)
  • Van occupant185 (1.8%)
  • Bus or coach occupant158 (1.5%)
  • Taxi or private hire car occupant73 (0.7%)
  • Goods vehicle occupant (over 3.5 tonnes)61 (0.6%)
  • Minibus occupant36 (0.3%)
  • Other vehicle occupant15 (0.1%)
  • Other3 (under 0.1%)
  • Not recorded32 (0.3%)

Source: Department for Transport, STATS19 road safety data

NN3 road accidents by year

Collisions and casualties in NN3, 1979 to 2025

Collisions in NN3 peaked at 288 in 1989; 2025 had 131.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025131173
2024118146
2023134162
2022117156
20218299
20206492
2019109145
2018102122
2017103124
2016115139
2015128175
2014108139
2013107131
201290114
2011116147
2010106129
2009113139
2008145191
2007147179
2006144187
2005186250
2004164221
2003164213
2002177225
2001198249
2000183243
1999194276
1998198263
1997221299
1996202278
1995212281
1994193264
1993204280
1992216302
1991203269
1990238312
1989288384
1988270363
1987253339
1986201277
1985255321
1984218281
1983199255
1982203253
1981187233
1980193271
1979157225

Map of recent crashes in NN3

Map of the 24 most recent crashes in NN3

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in NN3

The 24 most recent collisions in NN3 happened between 23 October and 30 December 2025.

Severity

Crashes by road in NN3

The A4500 has the most collisions in NN3, 1,065 of 7,856 (14%), followed by the A43 (1,034).

Collisions in NN3 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA45001,0651,46914208
2ndA431,0341,43629194
3rdA4568196524165
4thA5123523670694
5thA507649667911104
6thA5101224288153
7thA4508214283655
8thA5095136175024
9thA43456298322

Council areas covering NN3

Collisions in NN3 were recorded in 2 council areas. West Northamptonshire has 7,774 of 7,856 (99%).

Collisions in NN3 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWest Northamptonshire7,77410,1841211,650
2ndNorth Northamptonshire821321026

Towns in NN3

Collisions in NN3 were recorded in 2 towns, led by Northampton (6,579) and Moulton, West Northamptonshire (289).