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CrashStats

Chiltern road accidents in 2009: crash map and statistics

Police recorded 200 road traffic collisions in Chiltern in 2009, and 278 people were killed or injured in them. Of those collisions, 3 were fatal and 22 were serious.

Collisions were up 5% on 2008 (190), and casualties rose from 259.

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 2009
200
Up 5% on 2008
Casualties in 2009
278
Up 7% on 2008
Fatal collisions
3
1.5% of collisions
Serious collisions
22
11% of collisions

Crash severity in Chiltern in 2009

1.5% of collisions in Chiltern in 2009 were fatal and 11% serious, against 1.8% and 20% in Chiltern from 1979 to 2025.

Collisions by worst injury

  • Fatal31.5%
  • Serious2211%
  • Slight17588%

People hurt, by injury

  • Fatal41.4%
  • Serious3312%
  • Slight24187%

Chiltern road accidents by year

Collisions and casualties in Chiltern, 1979 to 2025

Collisions peaked at 400 in 1984. 2009 is highlighted, with 200, up 5% on 2008.

  • Collisions
  • Collisions in 2009
  • 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 2009

Collisions by day of the week

  • Monday24 (12%)
  • Tuesday34 (17%)
  • Wednesday36 (18%)
  • Thursday38 (19%)
  • Friday30 (15%)
  • Saturday18 (9%)
  • Sunday20 (10%)

Collisions by time of day

  • 00:00 to 02:5910 (5%)
  • 03:00 to 05:596 (3%)
  • 06:00 to 08:5928 (14%)
  • 09:00 to 11:5927 (14%)
  • 12:00 to 14:5942 (21%)
  • 15:00 to 17:5940 (20%)
  • 18:00 to 20:5933 (17%)
  • 21:00 to 23:5914 (7%)

Collisions by month

  • January17 (8.5%)
  • February17 (8.5%)
  • March16 (8%)
  • April11 (5.5%)
  • May18 (9%)
  • June12 (6%)
  • July17 (8.5%)
  • August20 (10%)
  • September9 (4.5%)
  • October17 (8.5%)
  • November18 (9%)
  • December28 (14%)

Light conditions

  • Daylight128 (64%)
  • Dark, street lights lit30 (15%)
  • Dark, no street lighting27 (14%)
  • Dark, street lights unlit12 (6%)
  • Dark, lighting unknown3 (1.5%)

Weather at the time

  • Fine, no high winds158 (79%)
  • Raining, no high winds21 (11%)
  • Raining with high winds3 (1.5%)
  • Fine with high winds2 (1%)
  • Fog or mist2 (1%)
  • Snowing, no high winds1 (0.5%)
  • Other13 (6.5%)

Road surface

  • Dry113 (56%)
  • Wet or damp63 (32%)
  • Frost or ice22 (11%)
  • Flood over 3cm deep1 (0.5%)
  • Snow1 (0.5%)

Speed limit at the scene

  • 30 mph95 (48%)
  • 40 mph8 (4%)
  • 50 mph23 (12%)
  • 60 mph68 (34%)
  • 70 mph6 (3%)

Type of road

  • Single carriageway178 (89%)
  • Roundabout13 (6.5%)
  • Dual carriageway6 (3%)
  • Not recorded3 (1.5%)

Source: Department for Transport, STATS19 road safety data

Who was hurt in road crashes in Chiltern in 2009

Casualties by road user

  • Car occupant196 (71%)
  • Pedestrian32 (12%)
  • Motorcyclist31 (11%)
  • Cyclist14 (5%)
  • Van occupant4 (1.4%)
  • Taxi or private hire car occupant1 (0.4%)

Casualties by age

  • 0 to 56 (2.2%)
  • 6 to 108 (2.9%)
  • 11 to 158 (2.9%)
  • 16 to 2043 (15%)
  • 21 to 2530 (11%)
  • 26 to 3542 (15%)
  • 36 to 4547 (17%)
  • 46 to 5537 (13%)
  • 56 to 6523 (8.3%)
  • 66 to 7517 (6.1%)
  • Over 7517 (6.1%)

Drivers, passengers and pedestrians

  • Driver or rider190 (68%)
  • Passenger56 (20%)
  • Pedestrian32 (12%)

Vehicles involved

  • Car305 (81%)
  • Motorcycle31 (8.3%)
  • Van or goods vehicle up to 3.5 tonnes15 (4%)
  • Pedal cycle14 (3.7%)
  • Goods vehicle over 3.5 tonnes4 (1.1%)
  • Taxi or private hire car3 (0.8%)
  • Other vehicle2 (0.5%)
  • Agricultural vehicle1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Crash map for Chiltern in 2009

Map of the last 24 crashes of 2009 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
  • Fatal
  • Serious
  • Slight

Accident hotspots (10)

Accident hotspots in Chiltern in 2009

Chesham South, Buckinghamshire, HP5 2HE area was the busiest accident hotspot in Chiltern in 2009, with 20 collisions, 3 of them serious.

Roads in Chiltern with the most crashes in 2009

The A413 had the most collisions in Chiltern in 2009: 31, including 2 fatal and 1 serious.

Roads ranked by collisions in Chiltern, 2009
RankRoadCollisionsCasualtiesFatalSerious
1stA413314721
2ndA416192704
3rdA404182504
4thA35581101
5thB48571100
6thA405710
7thB4164400
8thB44424400
9thA41543300
10thB45053302
11thA41282300
12thM252400
13thB4741200

Towns in Chiltern: crashes in 2009

Amersham had the most collisions of any town in Chiltern in 2009: 33.

Postcode districts in Chiltern: crashes in 2009

HP7 had the most collisions of any postcode district in Chiltern in 2009: 49.

Buckinghamshire and its former districts in 2009

Buckinghamshire recorded 1,367 collisions in 2009, and 15% of them were in the old Chiltern district.

Other former districts in Buckinghamshire

Latest crashes in Chiltern in 2009

Of the last 24 crashes in Chiltern in 2009, 1 was fatal and 3 were serious. The last was on 31 December 2009.

Severity

Chiltern road accidents in other years