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CrashStats

N11 road accidents: crash map and statistics

Collisions since 1979
5,111
533rd highest of 2,813 postcode districts
Casualties
6,367
1.25 per collision
Fatal collisions
39
46 people killed
Serious collisions
710
774 seriously injured
Collisions in 2025
71
Down 10% on 2024
Casualties in 2025
81
Down 8% on 2024

Road collision statistics for N11

Collisions by severity, 1979 to 2025

  • Fatal390.8%
  • Serious71014%
  • Slight4,36285%

What the data shows

  • N11 had 860 collisions from 2016 to 2025, 4% fewer than the 895 from 2006 to 2015.
  • 15% of collisions in N11 were fatal or serious, against 20% across Great Britain.
  • 525 children under 16 were killed or injured in N11, 8.8% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 27% of collisions in N11.

Where N11 ranks among 2,813 postcode districts

Most collisions
533rd
Most casualties
615th
Most fatal collisions
1,538th
Most serious collisions
936th

Collisions by day of the week

  • Monday700 (14%)
  • Tuesday782 (15%)
  • Wednesday788 (15%)
  • Thursday710 (14%)
  • Friday775 (15%)
  • Saturday728 (14%)
  • Sunday628 (12%)

Light conditions

  • Daylight3,407 (67%)
  • Dark, street lights lit1,616 (32%)
  • Dark, lighting unknown61 (1.2%)
  • Dark, street lights unlit20 (0.4%)
  • Dark, no street lighting7 (0.1%)

Type of road

  • Single carriageway3,629 (71%)
  • Dual carriageway1,143 (22%)
  • Roundabout139 (2.7%)
  • One way street or slip road83 (1.6%)
  • Not recorded117 (2.3%)

Speed limit at the scene

  • 10 mph1 (under 0.1%)
  • 20 mph123 (2.4%)
  • 30 mph4,012 (78%)
  • 40 mph777 (15%)
  • 50 mph185 (3.6%)
  • 60 mph10 (0.2%)
  • 70 mph2 (under 0.1%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds4,150 (81%)
  • Raining, no high winds675 (13%)
  • Raining with high winds37 (0.7%)
  • Fine with high winds27 (0.5%)
  • Snowing, no high winds22 (0.4%)
  • Fog or mist12 (0.2%)
  • Snowing with high winds2 (under 0.1%)
  • Other74 (1.4%)
  • Not recorded112 (2.2%)

Who was hurt

  • Car occupant3,835 (60%)
  • Pedestrian1,044 (16%)
  • Motorcyclist790 (12%)
  • Cyclist232 (3.6%)
  • Bus or coach occupant184 (2.9%)
  • Van occupant181 (2.8%)
  • Taxi or private hire car occupant43 (0.7%)
  • Goods vehicle occupant (over 3.5 tonnes)24 (0.4%)
  • Minibus occupant14 (0.2%)
  • Other vehicle occupant13 (0.2%)
  • Other2 (under 0.1%)
  • Not recorded5 (0.1%)

Source: Department for Transport, STATS19 road safety data

N11 road accidents by year

Collisions and casualties in N11, 1979 to 2025

Collisions in N11 peaked at 163 in 2000; 2025 had 71.

  • Collisions
  • Collisions in 2025: 71
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20257181
20247988
202394110
202286104
202199119
202091106
201995118
20187288
201799121
20167486
201592130
201490122
201382107
201282105
2011111138
2010107128
200987108
20087184
200785112
200688115
2005130153
2004134159
2003128165
2002157203
2001146179
2000163211
1999139171
1998133160
1997148190
1996125158
1995140168
1994140172
1993118157
1992125147
1991144177
1990138174
1989144180
1988155193
1987140181
1986145180
1985144196
1984141189
1983123145
1982153186
198111
198000
197922

Map of recent crashes in N11

Map of the 24 most recent crashes in N11

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in N11

The 24 most recent collisions in N11 happened between 10 September and 24 December 2025.

Severity

Crashes by road in N11

The A406 has the most collisions in N11, 1,630 of 5,111 (32%), followed by the A109 (1,088).

Collisions in N11 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4061,6302,20213197
2ndA1091,0881,34010147
3rdA1003522610172
4thB550405504265
5thA1110371419349
6thB106322373664
7thB1453455108
8thB1452141803
9thB4066600
10thB13353301

Council areas covering N11

Collisions in N11 were recorded in 5 council areas. Enfield has 2,651 of 5,111 (52%).

Collisions in N11 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stEnfield2,6513,37121356
2ndBarnet1,5861,96210219
3rdHaringey8651,0258133
4thHertsmere4401
5thHavering3301

Towns in N11

Collisions in N11 were recorded in 3 towns, led by Enfield (2,487) and Barnet (1,360).