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CrashStats

South Bucks road accidents in 2019: crash map and statistics

Police recorded 175 road traffic collisions in South Bucks in 2019, and 240 people were killed or injured in them. Of those collisions, 5 were fatal and 37 were serious.

Collisions were down 13% on 2018 (201), and casualties fell from 271.

Across all years from 1979 to 2025, police recorded 15,877 collisions in South Bucks.

District council until April 2020, now part of Buckinghamshire. Figures follow the old district boundary.

Collisions in 2019
175
Down 13% on 2018
Casualties in 2019
240
Down 11% on 2018
Fatal collisions
5
2.9% of collisions
Serious collisions
37
21% of collisions

Crash severity in South Bucks in 2019

2.9% of collisions in South Bucks in 2019 were fatal and 21% serious, against 2.1% and 17% in South Bucks from 1979 to 2025.

Collisions by worst injury

  • Fatal52.9%
  • Serious3721%
  • Slight13376%

People hurt, by injury

  • Fatal52.1%
  • Serious4418%
  • Slight19180%

South Bucks road accidents by year

Collisions and casualties in South Bucks, 1979 to 2025

Collisions peaked at 492 in 1997. 2019 is highlighted, with 175, down 13% on 2018.

  • Collisions
  • Collisions in 2019: 175
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025157208
2024114144
2023106132
2022148197
2021151200
2020122152
2019175240
2018201271
2017177244
2016215292
2015228312
2014249352
2013271377
2012286425
2011309431
2010318452
2009308440
2008355500
2007375669
2006411587
2005390572
2004392565
2003407549
2002425610
2001444642
2000489697
1999490707
1998458647
1997492704
1996457654
1995370497
1994459645
1993437624
1992416594
1991425604
1990416593
1989463670
1988443621
1987408631
1986379555
1985403578
1984425557
1983385521
1982354483
1981353484
1980246315
1979375519

When and where crashes happen in South Bucks in 2019

Collisions by day of the week

  • Monday33 (19%)
  • Tuesday17 (9.7%)
  • Wednesday24 (14%)
  • Thursday28 (16%)
  • Friday24 (14%)
  • Saturday28 (16%)
  • Sunday21 (12%)

Collisions by time of day

  • 00:00 to 02:596 (3.4%)
  • 03:00 to 05:593 (1.7%)
  • 06:00 to 08:5933 (19%)
  • 09:00 to 11:5928 (16%)
  • 12:00 to 14:5928 (16%)
  • 15:00 to 17:5933 (19%)
  • 18:00 to 20:5928 (16%)
  • 21:00 to 23:5916 (9.1%)

Collisions by month

  • January15 (8.6%)
  • February17 (9.7%)
  • March16 (9.1%)
  • April9 (5.1%)
  • May14 (8%)
  • June11 (6.3%)
  • July21 (12%)
  • August12 (6.9%)
  • September19 (11%)
  • October13 (7.4%)
  • November18 (10%)
  • December10 (5.7%)

Light conditions

  • Daylight117 (67%)
  • Dark, street lights lit35 (20%)
  • Dark, no street lighting12 (6.9%)
  • Dark, lighting unknown7 (4%)
  • Dark, street lights unlit4 (2.3%)

Weather at the time

  • Fine, no high winds150 (86%)
  • Raining, no high winds19 (11%)
  • Raining with high winds3 (1.7%)
  • Fog or mist1 (0.6%)
  • Other1 (0.6%)
  • Not recorded1 (0.6%)

Road surface

  • Dry130 (74%)
  • Wet or damp40 (23%)
  • Frost or ice3 (1.7%)
  • Flood over 3cm deep2 (1.1%)

Speed limit at the scene

  • 30 mph42 (24%)
  • 40 mph39 (22%)
  • 50 mph13 (7.4%)
  • 60 mph19 (11%)
  • 70 mph62 (35%)

Type of road

  • Single carriageway90 (51%)
  • Dual carriageway64 (37%)
  • Roundabout17 (9.7%)
  • One way street or slip road4 (2.3%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in South Bucks in 2019

Casualties by road user

  • Car occupant182 (76%)
  • Motorcyclist21 (8.8%)
  • Cyclist14 (5.8%)
  • Pedestrian10 (4.2%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (2.1%)
  • Van occupant5 (2.1%)
  • Taxi or private hire car occupant2 (0.8%)
  • Mobility scooter rider1 (0.4%)

Casualties by age

  • 0 to 54 (1.7%)
  • 6 to 106 (2.5%)
  • 11 to 156 (2.5%)
  • 16 to 2034 (14%)
  • 21 to 2525 (10%)
  • 26 to 3546 (19%)
  • 36 to 4548 (20%)
  • 46 to 5529 (12%)
  • 56 to 6514 (5.8%)
  • 66 to 7511 (4.6%)
  • Over 7514 (5.8%)
  • Not recorded3 (1.3%)

Drivers, passengers and pedestrians

  • Driver or rider170 (71%)
  • Passenger60 (25%)
  • Pedestrian10 (4.2%)

Vehicles involved

  • Car280 (78%)
  • Motorcycle23 (6.4%)
  • Van or goods vehicle up to 3.5 tonnes18 (5%)
  • Goods vehicle over 3.5 tonnes16 (4.5%)
  • Pedal cycle14 (3.9%)
  • Minibus2 (0.6%)
  • Taxi or private hire car2 (0.6%)
  • Bus or coach1 (0.3%)
  • Mobility scooter1 (0.3%)
  • Other vehicle1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Crash map for South Bucks in 2019

Map of the last 24 crashes of 2019 and the 10 busiest accident hotspots in South Bucks

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

  • 24 crashes
  • Serious
  • Slight

Accident hotspots (10)

Accident hotspots in South Bucks in 2019

Gerrards Cross & Denham, Buckinghamshire, UB9 4DW area was the busiest accident hotspot in South Bucks in 2019, with 13 collisions, 2 of them serious.

Roads in South Bucks with the most crashes in 2019

The M40 had the most collisions in South Bucks in 2019: 26, including 1 fatal and 4 serious.

Roads ranked by collisions in South Bucks, 2019
RankRoadCollisionsCasualtiesFatalSerious
1stM40264114
2ndM25253302
3rdA40212715
4thA4131404
5thA412131913
6thA355101510
7thB416101401
8thB4744401
9thB4703601
10thM43400
11thA4132201
12thA40201100

Towns in South Bucks: crashes in 2019

Slough had the most collisions of any town in South Bucks in 2019: 11.

Postcode districts in South Bucks: crashes in 2019

SL0 had the most collisions of any postcode district in South Bucks in 2019: 30.

Buckinghamshire and its former districts in 2019

Buckinghamshire recorded 788 collisions in 2019, and 22% of them were in the old South Bucks district.

Other former districts in Buckinghamshire

Latest crashes in South Bucks in 2019

Of the last 24 crashes in South Bucks in 2019, none were fatal and 4 were serious. The last was on 28 December 2019.

Severity

South Bucks road accidents in other years