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CrashStats

South Bucks road accidents in 2018: crash map and statistics

Police recorded 201 road traffic collisions in South Bucks in 2018, and 271 people were killed or injured in them. Of those collisions, 4 were fatal and 26 were serious.

Collisions were up 14% on 2017 (177), and casualties rose from 244.

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 2018
201
Up 14% on 2017
Casualties in 2018
271
Up 11% on 2017
Fatal collisions
4
2% of collisions
Serious collisions
26
13% of collisions

Crash severity in South Bucks in 2018

2% of collisions in South Bucks in 2018 were fatal and 13% serious, against 2.1% and 17% in South Bucks from 1979 to 2025.

Collisions by worst injury

  • Fatal42%
  • Serious2613%
  • Slight17185%

People hurt, by injury

  • Fatal41.5%
  • Serious3111%
  • Slight23687%

South Bucks road accidents by year

Collisions and casualties in South Bucks, 1979 to 2025

Collisions peaked at 492 in 1997. 2018 is highlighted, with 201, up 14% on 2017.

  • Collisions
  • Collisions in 2018: 201
  • 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 2018

Collisions by day of the week

  • Monday22 (11%)
  • Tuesday26 (13%)
  • Wednesday35 (17%)
  • Thursday33 (16%)
  • Friday26 (13%)
  • Saturday33 (16%)
  • Sunday26 (13%)

Collisions by time of day

  • 00:00 to 02:596 (3%)
  • 03:00 to 05:594 (2%)
  • 06:00 to 08:5927 (13%)
  • 09:00 to 11:5927 (13%)
  • 12:00 to 14:5930 (15%)
  • 15:00 to 17:5944 (22%)
  • 18:00 to 20:5933 (16%)
  • 21:00 to 23:5930 (15%)

Collisions by month

  • January15 (7.5%)
  • February16 (8%)
  • March15 (7.5%)
  • April22 (11%)
  • May24 (12%)
  • June23 (11%)
  • July14 (7%)
  • August8 (4%)
  • September12 (6%)
  • October11 (5.5%)
  • November24 (12%)
  • December17 (8.5%)

Light conditions

  • Daylight127 (63%)
  • Dark, street lights lit47 (23%)
  • Dark, no street lighting19 (9.5%)
  • Dark, lighting unknown6 (3%)
  • Dark, street lights unlit2 (1%)

Weather at the time

  • Fine, no high winds170 (85%)
  • Raining, no high winds14 (7%)
  • Snowing, no high winds5 (2.5%)
  • Fine with high winds2 (1%)
  • Raining with high winds1 (0.5%)
  • Snowing with high winds1 (0.5%)
  • Other6 (3%)
  • Not recorded2 (1%)

Road surface

  • Dry150 (75%)
  • Wet or damp43 (21%)
  • Snow5 (2.5%)
  • Frost or ice2 (1%)
  • Not recorded1 (0.5%)

Speed limit at the scene

  • 30 mph55 (27%)
  • 40 mph39 (19%)
  • 50 mph17 (8.5%)
  • 60 mph29 (14%)
  • 70 mph61 (30%)

Type of road

  • Single carriageway106 (53%)
  • Dual carriageway66 (33%)
  • Roundabout21 (10%)
  • One way street or slip road8 (4%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in South Bucks in 2018

Casualties by road user

  • Car occupant181 (67%)
  • Motorcyclist31 (11%)
  • Cyclist21 (7.7%)
  • Taxi or private hire car occupant13 (4.8%)
  • Pedestrian11 (4.1%)
  • Van occupant9 (3.3%)
  • Other vehicle occupant4 (1.5%)
  • Bus or coach occupant1 (0.4%)

Casualties by age

  • 0 to 53 (1.1%)
  • 6 to 103 (1.1%)
  • 11 to 157 (2.6%)
  • 16 to 2026 (9.6%)
  • 21 to 2534 (13%)
  • 26 to 3557 (21%)
  • 36 to 4548 (18%)
  • 46 to 5542 (15%)
  • 56 to 6524 (8.9%)
  • 66 to 758 (3%)
  • Over 7514 (5.2%)
  • Not recorded5 (1.8%)

Drivers, passengers and pedestrians

  • Driver or rider197 (73%)
  • Passenger63 (23%)
  • Pedestrian11 (4.1%)

Vehicles involved

  • Car301 (75%)
  • Motorcycle32 (7.9%)
  • Van or goods vehicle up to 3.5 tonnes24 (6%)
  • Pedal cycle21 (5.2%)
  • Taxi or private hire car9 (2.2%)
  • Goods vehicle over 3.5 tonnes7 (1.7%)
  • Bus or coach4 (1%)
  • Other vehicle3 (0.7%)
  • Goods vehicle, weight unknown2 (0.5%)

Source: Department for Transport, STATS19 road safety data

Crash map for South Bucks in 2018

Map of the last 24 crashes of 2018 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
  • Fatal
  • Serious
  • Slight

Accident hotspots (10)

Accident hotspots in South Bucks in 2018

Gerrards Cross & Denham, Buckinghamshire, UB9 4DW area was the busiest accident hotspot in South Bucks in 2018, with 14 collisions, 4 of them serious.

Roads in South Bucks with the most crashes in 2018

The A40 had the most collisions in South Bucks in 2018: 33, including 6 serious.

Roads ranked by collisions in South Bucks, 2018
RankRoadCollisionsCasualtiesFatalSerious
1stA40334306
2ndM25314202
3rdM40182700
4thA412162202
5thA355142203
6thA491202
7thB41691411
8thB4705611
9thB4745500
10thA40072201
11thA40102200
12thA40201200
13thA4131110
14thM41100

Towns in South Bucks: crashes in 2018

Slough had the most collisions of any town in South Bucks in 2018: 17.

Postcode districts in South Bucks: crashes in 2018

SL0 had the most collisions of any postcode district in South Bucks in 2018: 39.

Buckinghamshire and its former districts in 2018

Buckinghamshire recorded 865 collisions in 2018, and 23% of them were in the old South Bucks district.

Other former districts in Buckinghamshire

Latest crashes in South Bucks in 2018

Of the last 24 crashes in South Bucks in 2018, 1 was fatal and 1 was serious. The last was on 27 December 2018.

Severity

South Bucks road accidents in other years