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CrashStats

Chesham road accidents: crash map and statistics

Police recorded 1,684 road traffic collisions in Chesham, Buckinghamshire, from 1979 to 2025, and 1,986 people were killed or injured in them. Of those collisions, 13 were fatal and 317 were serious.

In 2025 police recorded 12 collisions, down from 16 in 2024.

Collisions since 1979
1,684
517th highest of 2,851 towns
Casualties
1,986
1.18 per collision
Fatal collisions
13
14 people killed
Serious collisions
317
344 seriously injured
Collisions in 2025
12
16 in 2024
Casualties in 2025
13
Down 35% on 2024

Road collision statistics for Chesham

Collisions by severity, 1979 to 2025

  • Fatal130.8%
  • Serious31719%
  • Slight1,35480%

What the data shows

  • Chesham had 170 collisions from 2016 to 2025, 34% fewer than the 258 from 2006 to 2015.
  • 20% of collisions in Chesham were fatal or serious, against 20% across Great Britain.
  • 320 children under 16 were killed or injured in Chesham, 17% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 33% of collisions in Chesham.

Where Chesham ranks among 2,851 towns

Most collisions
517th
Most casualties
543rd
Most fatal collisions
707th
Most serious collisions
481st

Collisions by day of the week

  • Monday233 (14%)
  • Tuesday243 (14%)
  • Wednesday253 (15%)
  • Thursday297 (18%)
  • Friday265 (16%)
  • Saturday242 (14%)
  • Sunday151 (9%)

Light conditions

  • Daylight1,206 (72%)
  • Dark, street lights lit407 (24%)
  • Dark, lighting unknown30 (1.8%)
  • Dark, no street lighting29 (1.7%)
  • Dark, street lights unlit12 (0.7%)

Type of road

  • Single carriageway1,393 (83%)
  • Roundabout126 (7.5%)
  • One way street or slip road108 (6.4%)
  • Dual carriageway52 (3.1%)
  • Not recorded5 (0.3%)

Speed limit at the scene

  • 20 mph2 (0.1%)
  • 30 mph1,583 (94%)
  • 40 mph39 (2.3%)
  • 50 mph4 (0.2%)
  • 60 mph54 (3.2%)
  • Not recorded2 (0.1%)

Weather at the time

  • Fine, no high winds1,349 (80%)
  • Raining, no high winds217 (13%)
  • Raining with high winds18 (1.1%)
  • Fine with high winds14 (0.8%)
  • Snowing, no high winds7 (0.4%)
  • Fog or mist6 (0.4%)
  • Snowing with high winds4 (0.2%)
  • Other50 (3%)
  • Not recorded19 (1.1%)

Who was hurt

  • Car occupant869 (44%)
  • Pedestrian512 (26%)
  • Motorcyclist326 (16%)
  • Cyclist211 (11%)
  • Van occupant37 (1.9%)
  • Bus or coach occupant8 (0.4%)
  • Taxi or private hire car occupant7 (0.4%)
  • Goods vehicle occupant (over 3.5 tonnes)6 (0.3%)
  • Minibus occupant5 (0.3%)
  • Other vehicle occupant3 (0.2%)
  • Other2 (0.1%)

Source: Department for Transport, STATS19 road safety data

Chesham road accidents by year

Collisions and casualties in Chesham, 1979 to 2025

Collisions in Chesham peaked at 68 in 1984; 2025 had 12.

  • Collisions
  • Collisions in 2025: 12
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251213
20241620
20231516
20222430
20211620
20201213
20191517
20182025
20172123
20161923
20152123
20142327
20132732
20121623
20112527
20102327
20092429
20084047
20072930
20063036
20053240
20044045
20034052
20023135
20013438
20003543
19993643
19984957
19974955
19965259
19954053
19944348
19933642
19924044
19913237
19904756
19896275
19885877
19876781
19866270
19855167
19846877
19835154
19825662
19815573
19803539
19795563

Map of recent crashes in Chesham

Map of the 24 most recent crashes in Chesham

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Chesham

The 24 most recent collisions in Chesham happened between 21 March 2024 and 25 December 2025.

Severity

Crashes by road in Chesham

The A416 has the most collisions in Chesham, 722 of 1,684 (43%), followed by the B4505 (45).

Collisions in Chesham on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4167228308158
2ndB4505455428
3rdB485242805

Council area for Chesham

Chesham is in Buckinghamshire, where police recorded 72,942 collisions from 1979 to 2025. Chesham accounts for 2.3% of them.

Postcode district for Chesham

All 1,684 collisions in Chesham were in the HP5 postcode district.