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CrashStats

Sleaford road accidents: crash map and statistics

Police recorded 1,249 road traffic collisions in Sleaford, North Kesteven, from 1979 to 2025, and 1,507 people were killed or injured in them. Of those collisions, 12 were fatal and 209 were serious.

In 2025 police recorded 21 collisions, up from 18 in 2024.

Collisions since 1979
1,249
647th highest of 2,851 towns
Casualties
1,507
1.21 per collision
Fatal collisions
12
12 people killed
Serious collisions
209
223 seriously injured
Collisions in 2025
21
18 in 2024
Casualties in 2025
24
Up 9% on 2024

Road collision statistics for Sleaford

Collisions by severity, 1979 to 2025

  • Fatal121%
  • Serious20917%
  • Slight1,02882%

What the data shows

  • Sleaford had 187 collisions from 2016 to 2025, 32% fewer than the 275 from 2006 to 2015.
  • 18% of collisions in Sleaford were fatal or serious, against 20% across Great Britain.
  • 284 children under 16 were killed or injured in Sleaford, 19% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 29% of collisions in Sleaford.

Where Sleaford ranks among 2,851 towns

Most collisions
647th
Most casualties
668th
Most fatal collisions
744th
Most serious collisions
691st

Collisions by day of the week

  • Monday192 (15%)
  • Tuesday172 (14%)
  • Wednesday179 (14%)
  • Thursday193 (15%)
  • Friday243 (19%)
  • Saturday162 (13%)
  • Sunday108 (8.6%)

Light conditions

  • Daylight958 (77%)
  • Dark, street lights lit244 (20%)
  • Dark, no street lighting27 (2.2%)
  • Dark, lighting unknown13 (1%)
  • Dark, street lights unlit6 (0.5%)
  • Not recorded1 (0.1%)

Type of road

  • Single carriageway1,081 (87%)
  • One way street or slip road102 (8.2%)
  • Roundabout31 (2.5%)
  • Dual carriageway17 (1.4%)
  • Not recorded18 (1.4%)

Speed limit at the scene

  • 20 mph2 (0.2%)
  • 30 mph1,036 (83%)
  • 40 mph60 (4.8%)
  • 60 mph133 (11%)
  • 70 mph18 (1.4%)

Weather at the time

  • Fine, no high winds1,029 (82%)
  • Raining, no high winds122 (9.8%)
  • Fine with high winds27 (2.2%)
  • Fog or mist7 (0.6%)
  • Raining with high winds7 (0.6%)
  • Snowing, no high winds6 (0.5%)
  • Other19 (1.5%)
  • Not recorded32 (2.6%)

Who was hurt

  • Car occupant649 (43%)
  • Pedestrian356 (24%)
  • Cyclist235 (16%)
  • Motorcyclist200 (13%)
  • Van occupant20 (1.3%)
  • Goods vehicle occupant (over 3.5 tonnes)14 (0.9%)
  • Minibus occupant10 (0.7%)
  • Taxi or private hire car occupant8 (0.5%)
  • Bus or coach occupant7 (0.5%)
  • Other vehicle occupant7 (0.5%)
  • Other1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Sleaford road accidents by year

Collisions and casualties in Sleaford, 1979 to 2025

Collisions in Sleaford peaked at 43 in 2011; 2025 had 21.

  • Collisions
  • Collisions in 2025: 21
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252124
20241822
20232222
20222123
20211218
20201014
20191827
20182529
20172124
20161923
20152125
20141724
20133439
20122633
20114354
20102023
20093032
20083037
20072531
20062937
20053439
20044249
20032640
20023946
20013539
20001927
19993847
19983948
19973844
19962534
19952834
19941617
19932231
19923542
19911616
19903037
19893542
19883440
19872829
19862835
19853034
19843235
19833443
19822427
19812127
19801820
19792124

Map of recent crashes in Sleaford

Map of the 24 most recent crashes in Sleaford

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Sleaford

The 24 most recent collisions in Sleaford happened between 12 November 2024 and 20 November 2025.

Severity

Crashes by road in Sleaford

The A15 has the most collisions in Sleaford, 234 of 1,249 (19%), followed by the B1517 (202).

Collisions in Sleaford on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA15234283354
2ndB1517202251131
3rdB1518172228226
4thA153128158220
5thA11214244014
6thA17426316

Council area for Sleaford

Sleaford is in North Kesteven, where police recorded 15,340 collisions from 1979 to 2025. Sleaford accounts for 8.1% of them.

Postcode district for Sleaford

All 1,249 collisions in Sleaford were in the NG34 postcode district.