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CrashStats

Chiltern road accidents in 2019: crash map and statistics

Police recorded 106 road traffic collisions in Chiltern in 2019, and 134 people were killed or injured in them. Of those collisions, 1 was fatal and 20 were serious.

Collisions were down 6% on 2018 (113), and casualties fell from 152.

Across all years from 1979 to 2025, police recorded 10,784 collisions in Chiltern.

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

Collisions in 2019
106
Down 6% on 2018
Casualties in 2019
134
Down 12% on 2018
Fatal collisions
1
0.9% of collisions
Serious collisions
20
19% of collisions

Crash severity in Chiltern in 2019

0.9% of collisions in Chiltern in 2019 were fatal and 19% serious, against 1.8% and 20% in Chiltern from 1979 to 2025.

Collisions by worst injury

  • Fatal10.9%
  • Serious2019%
  • Slight8580%

People hurt, by injury

  • Fatal10.7%
  • Serious2519%
  • Slight10881%

Chiltern road accidents by year

Collisions and casualties in Chiltern, 1979 to 2025

Collisions peaked at 400 in 1984. 2019 is highlighted, with 106, down 6% on 2018.

  • Collisions
  • Collisions in 2019: 106
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20257481
20247392
20238397
202284105
20217789
20207796
2019106134
2018113152
2017112144
2016119161
2015120156
2014139188
2013137199
2012159213
2011144189
2010159239
2009200278
2008190259
2007206273
2006240348
2005251362
2004245334
2003242315
2002256347
2001286392
2000298425
1999295392
1998314433
1997306409
1996303401
1995262380
1994284383
1993296409
1992319417
1991262365
1990304428
1989318431
1988354486
1987303397
1986359476
1985350502
1984400524
1983331430
1982363471
1981351476
1980195248
1979325443

When and where crashes happen in Chiltern in 2019

Collisions by day of the week

  • Monday10 (9.4%)
  • Tuesday17 (16%)
  • Wednesday21 (20%)
  • Thursday17 (16%)
  • Friday16 (15%)
  • Saturday16 (15%)
  • Sunday9 (8.5%)

Collisions by time of day

  • 00:00 to 02:590 (0%)
  • 03:00 to 05:590 (0%)
  • 06:00 to 08:5920 (19%)
  • 09:00 to 11:5916 (15%)
  • 12:00 to 14:5919 (18%)
  • 15:00 to 17:5933 (31%)
  • 18:00 to 20:5911 (10%)
  • 21:00 to 23:597 (6.6%)

Collisions by month

  • January11 (10%)
  • February6 (5.7%)
  • March5 (4.7%)
  • April3 (2.8%)
  • May11 (10%)
  • June4 (3.8%)
  • July11 (10%)
  • August10 (9.4%)
  • September15 (14%)
  • October12 (11%)
  • November7 (6.6%)
  • December11 (10%)

Light conditions

  • Daylight81 (76%)
  • Dark, street lights lit16 (15%)
  • Dark, no street lighting5 (4.7%)
  • Dark, lighting unknown2 (1.9%)
  • Dark, street lights unlit2 (1.9%)

Weather at the time

  • Fine, no high winds89 (84%)
  • Raining, no high winds14 (13%)
  • Fog or mist1 (0.9%)
  • Raining with high winds1 (0.9%)
  • Other1 (0.9%)

Road surface

  • Dry74 (70%)
  • Wet or damp30 (28%)
  • Frost or ice2 (1.9%)

Speed limit at the scene

  • 30 mph62 (58%)
  • 40 mph8 (7.5%)
  • 50 mph14 (13%)
  • 60 mph17 (16%)
  • 70 mph5 (4.7%)

Type of road

  • Single carriageway86 (81%)
  • Roundabout14 (13%)
  • Dual carriageway6 (5.7%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Chiltern in 2019

Casualties by road user

  • Car occupant80 (60%)
  • Pedestrian24 (18%)
  • Cyclist13 (9.7%)
  • Motorcyclist10 (7.5%)
  • Van occupant6 (4.5%)
  • Other vehicle occupant1 (0.7%)

Casualties by age

  • 0 to 52 (1.5%)
  • 6 to 105 (3.7%)
  • 11 to 159 (6.7%)
  • 16 to 209 (6.7%)
  • 21 to 2511 (8.2%)
  • 26 to 3529 (22%)
  • 36 to 4517 (13%)
  • 46 to 5513 (9.7%)
  • 56 to 6513 (9.7%)
  • 66 to 759 (6.7%)
  • Over 7514 (10%)
  • Not recorded3 (2.2%)

Drivers, passengers and pedestrians

  • Driver or rider92 (69%)
  • Pedestrian24 (18%)
  • Passenger18 (13%)

Vehicles involved

  • Car146 (77%)
  • Pedal cycle14 (7.4%)
  • Motorcycle10 (5.3%)
  • Van or goods vehicle up to 3.5 tonnes10 (5.3%)
  • Taxi or private hire car4 (2.1%)
  • Goods vehicle over 3.5 tonnes2 (1.1%)
  • Other vehicle2 (1.1%)
  • Bus or coach1 (0.5%)
  • Goods vehicle, weight unknown1 (0.5%)

Source: Department for Transport, STATS19 road safety data

Crash map for Chiltern in 2019

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

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 Chiltern in 2019

Amersham & Chesham Bois, Buckinghamshire, HP6 5AH area was the busiest accident hotspot in Chiltern in 2019, with 10 collisions, 1 of them fatal.

Roads in Chiltern with the most crashes in 2019

The A413 had the most collisions in Chiltern in 2019: 18, including 4 serious.

Roads ranked by collisions in Chiltern, 2019
RankRoadCollisionsCasualtiesFatalSerious
1stA413183004
2ndA416151700
3rdA404141702
4thA41284401
5thM254400
6thB45053500
7thA3552300
8thA41541110
9thB44411101
10thB44421101
11thB4851100

Towns in Chiltern: crashes in 2019

Amersham had the most collisions of any town in Chiltern in 2019: 17.

Postcode districts in Chiltern: crashes in 2019

HP5 had the most collisions of any postcode district in Chiltern in 2019: 22.

Buckinghamshire and its former districts in 2019

Buckinghamshire recorded 788 collisions in 2019, and 13% of them were in the old Chiltern district.

Other former districts in Buckinghamshire

Latest crashes in Chiltern in 2019

Of the last 24 crashes in Chiltern in 2019, none were fatal and 4 were serious. The last was on 21 December 2019.

Severity

Chiltern road accidents in other years