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CrashStats

HP16 road accidents: crash map and statistics

Police recorded 1,635 road traffic collisions in the HP16 postcode district, Buckinghamshire, from 1979 to 2025, and 2,346 people were killed or injured in them. Of those collisions, 36 were fatal and 373 were serious.

In 2025 police recorded 16 collisions, up from 11 in 2024.

Collisions since 1979
1,635
1,923rd of 2,813 postcode districts, highest first
Casualties
2,346
1.43 per collision
Fatal collisions
36
39 people killed
Serious collisions
373
454 seriously injured
Collisions in 2025
16
11 in 2024
Casualties in 2025
19
12 in 2024

Road collision statistics for HP16

Collisions by severity, 1979 to 2025

  • Fatal362.2%
  • Serious37323%
  • Slight1,22675%

What the data shows

  • HP16 had 141 collisions from 2016 to 2025, 50% fewer than the 284 from 2006 to 2015.
  • 25% of collisions in HP16 were fatal or serious, against 20% across Great Britain.
  • 199 children under 16 were killed or injured in HP16, 8.6% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 43% of collisions in HP16.

Where HP16 ranks among 2,813 postcode districts

Most collisions
1,923rd
Most casualties
1,894th
Most fatal collisions
1,639th
Most serious collisions
1,832nd

Collisions by day of the week

  • Monday224 (14%)
  • Tuesday225 (14%)
  • Wednesday254 (16%)
  • Thursday259 (16%)
  • Friday265 (16%)
  • Saturday210 (13%)
  • Sunday198 (12%)

Light conditions

  • Daylight1,172 (72%)
  • Dark, no street lighting347 (21%)
  • Dark, street lights lit81 (5%)
  • Dark, lighting unknown22 (1.3%)
  • Dark, street lights unlit11 (0.7%)
  • Not recorded2 (0.1%)

Type of road

  • Single carriageway1,573 (96%)
  • Roundabout36 (2.2%)
  • Dual carriageway21 (1.3%)
  • One way street or slip road1 (0.1%)
  • Not recorded4 (0.2%)

Speed limit at the scene

  • 20 mph3 (0.2%)
  • 30 mph418 (26%)
  • 40 mph126 (7.7%)
  • 50 mph63 (3.9%)
  • 60 mph1,023 (63%)
  • 70 mph1 (0.1%)
  • Not recorded1 (0.1%)

Weather at the time

  • Fine, no high winds1,305 (80%)
  • Raining, no high winds202 (12%)
  • Raining with high winds16 (1%)
  • Fog or mist15 (0.9%)
  • Fine with high winds12 (0.7%)
  • Snowing, no high winds12 (0.7%)
  • Snowing with high winds2 (0.1%)
  • Other63 (3.9%)
  • Not recorded8 (0.5%)

Who was hurt

  • Car occupant1,736 (74%)
  • Motorcyclist256 (11%)
  • Pedestrian137 (5.8%)
  • Cyclist112 (4.8%)
  • Van occupant73 (3.1%)
  • Goods vehicle occupant (over 3.5 tonnes)14 (0.6%)
  • Taxi or private hire car occupant8 (0.3%)
  • Minibus occupant5 (0.2%)
  • Other vehicle occupant4 (0.2%)
  • Bus or coach occupant1 (under 0.1%)

Source: Department for Transport, STATS19 road safety data

HP16 road accidents by year

Collisions and casualties in HP16, 1979 to 2025

Collisions in HP16 peaked at 59 in 1988; 2025 had 16.

  • Collisions
  • Collisions in 2025: 16
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251619
20241112
20231522
20221522
202166
20201113
20191721
20181221
20171521
20162330
20152226
20142841
20132227
20122434
20112533
20102535
20093446
20083447
20073143
20063961
20054159
20043852
20034258
20024564
20013959
20003249
19994056
19985170
19975581
19965785
19955171
19943960
19935172
19925072
19914272
19903046
19894256
19885986
19874971
19865474
19855182
19845676
19833748
19825172
19814675
19802542
19793758

Map of recent crashes in HP16

Map of the 24 most recent crashes in HP16

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

  • 24 crashes
  • Fatal
  • Serious
  • Slight

Recent road crashes in HP16

The 24 most recent collisions in HP16 happened between 30 January 2024 and 16 November 2025.

Severity

Crashes by road in HP16

The A413 has the most collisions in HP16, 387 of 1,635 (24%), followed by the A4128 (291).

Collisions in HP16 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA41338762112108
2ndA4128291389877
3rdB485111154425

Council area for HP16

HP16 is in Buckinghamshire, where police recorded 72,942 collisions from 1979 to 2025. HP16 accounts for 2.2% of them.

Town in HP16

Of the 1,635 collisions in HP16, 467 (29%) were in Prestwood and Great Missenden.