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CrashStats

Knowl Hill road accidents: crash map and statistics

Collisions since 1979
139
2,379th of 2,851 towns, highest first
Casualties
199
1.43 per collision
Fatal collisions
7
9 people killed
Serious collisions
33
37 seriously injured
Collisions in 2025
0
2 in 2024
Casualties in 2025
0
2 in 2024

Road collision statistics for Knowl Hill

Collisions by severity, 1979 to 2025

  • Fatal75%
  • Serious3324%
  • Slight9971%

What the data shows

  • Knowl Hill had 8 collisions from 2016 to 2025, 58% fewer than the 19 from 2006 to 2015.
  • 29% of collisions in Knowl Hill were fatal or serious, against 20% across Great Britain.
  • 15 children under 16 were killed or injured in Knowl Hill, 7.7% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 26% of collisions in Knowl Hill.

Where Knowl Hill ranks among 2,851 towns

Most collisions
2,379th
Most casualties
2,276th
Most fatal collisions
1,110th
Most serious collisions
2,208th

Collisions by day of the week

  • Monday22 (16%)
  • Tuesday21 (15%)
  • Wednesday17 (12%)
  • Thursday15 (11%)
  • Friday25 (18%)
  • Saturday24 (17%)
  • Sunday15 (11%)

Light conditions

  • Daylight91 (65%)
  • Dark, street lights lit47 (34%)
  • Dark, no street lighting1 (0.7%)

Type of road

  • Single carriageway117 (84%)
  • Dual carriageway22 (16%)

Speed limit at the scene

  • 30 mph3 (2.2%)
  • 40 mph10 (7.2%)
  • 50 mph23 (17%)
  • 60 mph97 (70%)
  • 70 mph6 (4.3%)

Weather at the time

  • Fine, no high winds125 (90%)
  • Raining, no high winds7 (5%)
  • Other5 (3.6%)
  • Not recorded2 (1.4%)

Who was hurt

  • Car occupant135 (68%)
  • Motorcyclist31 (16%)
  • Pedestrian13 (6.5%)
  • Cyclist11 (5.5%)
  • Van occupant8 (4%)
  • Other vehicle occupant1 (0.5%)

Source: Department for Transport, STATS19 road safety data

Knowl Hill road accidents by year

Collisions and casualties in Knowl Hill, 1979 to 2025

Collisions in Knowl Hill peaked at 8 in 1995; none were recorded in 2025.

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202500
202422
202300
202200
202112
202000
201911
201800
201725
201622
201533
201412
201300
201246
201123
201044
200923
200822
200700
200611
200544
200413
200312
200200
200122
200044
199945
199856
199744
199646
1995815
199445
199345
199269
199146
1990711
198947
198858
1987811
198638
198567
198422
198346
198234
198166
198036
1979611

Map of recent crashes in Knowl Hill

Map of the 24 most recent crashes in Knowl Hill

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

  • 24 crashes
  • Fatal
  • Serious
  • Slight

Recent road crashes in Knowl Hill

The 24 most recent collisions in Knowl Hill happened between 4 June 2009 and 16 August 2024.

Severity

Crashes by road in Knowl Hill

Of the 139 collisions in Knowl Hill, 137 were on the A4.

Collisions in Knowl Hill on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4137197732

Council areas covering Knowl Hill

Collisions in Knowl Hill were recorded in 2 council areas. Wokingham has 113 of 139 (81%).

Collisions in Knowl Hill by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stWokingham113163726
2ndWindsor and Maidenhead263607

Postcode district for Knowl Hill

All 139 collisions in Knowl Hill were in the RG10 postcode district.