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CrashStats

NN11 road accidents: crash map and statistics

Police recorded 3,614 road traffic collisions in the NN11 postcode district, West Northamptonshire, from 1979 to 2025, and 5,017 people were killed or injured in them. Of those collisions, 120 were fatal and 1,060 were serious.

In 2025 police recorded 36 collisions, down 18% on 2024 (44).

Collisions since 1979
3,614
1,030th highest of 2,813 postcode districts
Casualties
5,017
1.39 per collision
Fatal collisions
120
128 people killed
Serious collisions
1,060
1,317 seriously injured
Collisions in 2025
36
Down 18% on 2024
Casualties in 2025
55
Down 25% on 2024

Road collision statistics for NN11

Collisions by severity, 1979 to 2025

  • Fatal1203.3%
  • Serious1,06029%
  • Slight2,43467%

What the data shows

  • NN11 had 435 collisions from 2016 to 2025, 30% fewer than the 618 from 2006 to 2015.
  • 33% of collisions in NN11 were fatal or serious, against 20% across Great Britain.
  • 603 children under 16 were killed or injured in NN11, 12% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 41% of collisions in NN11.

Where NN11 ranks among 2,813 postcode districts

Most collisions
1,030th
Most casualties
992nd
Most fatal collisions
171st
Most serious collisions
331st

Collisions by day of the week

  • Monday494 (14%)
  • Tuesday474 (13%)
  • Wednesday520 (14%)
  • Thursday572 (16%)
  • Friday609 (17%)
  • Saturday496 (14%)
  • Sunday449 (12%)

Light conditions

  • Daylight2,509 (69%)
  • Dark, no street lighting526 (15%)
  • Dark, street lights lit473 (13%)
  • Dark, lighting unknown74 (2%)
  • Dark, street lights unlit32 (0.9%)

Type of road

  • Single carriageway3,115 (86%)
  • Roundabout253 (7%)
  • Dual carriageway208 (5.8%)
  • One way street or slip road24 (0.7%)
  • Not recorded14 (0.4%)

Speed limit at the scene

  • 10 mph1 (under 0.1%)
  • 20 mph36 (1%)
  • 30 mph1,249 (35%)
  • 40 mph228 (6.3%)
  • 50 mph182 (5%)
  • 60 mph1,736 (48%)
  • 70 mph181 (5%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds2,797 (77%)
  • Raining, no high winds487 (13%)
  • Fog or mist91 (2.5%)
  • Fine with high winds46 (1.3%)
  • Raining with high winds33 (0.9%)
  • Snowing, no high winds33 (0.9%)
  • Snowing with high winds13 (0.4%)
  • Other79 (2.2%)
  • Not recorded35 (1%)

Who was hurt

  • Car occupant3,357 (67%)
  • Motorcyclist586 (12%)
  • Pedestrian427 (8.5%)
  • Cyclist245 (4.9%)
  • Van occupant200 (4%)
  • Goods vehicle occupant (over 3.5 tonnes)93 (1.9%)
  • Taxi or private hire car occupant39 (0.8%)
  • Bus or coach occupant36 (0.7%)
  • Minibus occupant17 (0.3%)
  • Horse rider6 (0.1%)
  • Other9 (0.2%)
  • Not recorded2 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

NN11 road accidents by year

Collisions and casualties in NN11, 1979 to 2025

Collisions in NN11 peaked at 135 in 1981; 2025 had 36.

  • Collisions
  • Collisions in 2025: 36
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20253655
20244473
20235067
20224160
20214363
20203655
20193850
20183857
20175768
20165257
20156794
20146694
20136479
20125575
20114556
20105065
20095581
20086384
20076686
200687112
200575102
200478108
200387112
200289123
20016491
200086135
199992146
199895142
199795133
199688121
199580119
1994101135
199378104
199290122
199194130
1990120176
1989117167
198891122
1987100130
198677110
1985109149
1984103149
198392124
1982108145
1981135187
1980107144
1979110160

Map of recent crashes in NN11

Map of the 24 most recent crashes in NN11

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in NN11

The 24 most recent collisions in NN11 happened between 6 June and 31 December 2025.

Severity

Crashes by road in NN11

The A361 has the most collisions in NN11, 592 of 3,614 (16%), followed by the A45 (507).

Collisions in NN11 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA36159287428199
2ndA4550771433156
3rdA425265376872
4thM1172265944
5thB4036157203138
6thB4038152196029
7thA591160833
8thA42566785014
9thB4037315618
10thB45382734011
11thB4525132007

Council areas covering NN11

Collisions in NN11 were recorded in 2 council areas. West Northamptonshire has 3,548 of 3,614 (98%).

Collisions in NN11 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWest Northamptonshire3,5484,9261201,038
2ndStratford-on-Avon6489021

Town in NN11

Of the 3,614 collisions in NN11, 1,232 (34%) were in Daventry.