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CrashStats

TR4 road accidents: crash map and statistics

Collisions since 1979
3,280
1,198th highest of 2,813 postcode districts
Casualties
5,086
1.55 per collision
Fatal collisions
85
94 people killed
Serious collisions
646
845 seriously injured
Collisions in 2025
34
Down 29% on 2024
Casualties in 2025
50
Down 22% on 2024

Road collision statistics for TR4

Collisions by severity, 1979 to 2025

  • Fatal852.6%
  • Serious64620%
  • Slight2,54978%

What the data shows

  • TR4 had 562 collisions from 2016 to 2025, 16% fewer than the 672 from 2006 to 2015.
  • 22% of collisions in TR4 were fatal or serious, against 20% across Great Britain.
  • 379 children under 16 were killed or injured in TR4, 7.6% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 41% of collisions in TR4.

Where TR4 ranks among 2,813 postcode districts

Most collisions
1,198th
Most casualties
973rd
Most fatal collisions
444th
Most serious collisions
1,080th

Collisions by day of the week

  • Monday470 (14%)
  • Tuesday503 (15%)
  • Wednesday487 (15%)
  • Thursday517 (16%)
  • Friday483 (15%)
  • Saturday465 (14%)
  • Sunday355 (11%)

Light conditions

  • Daylight2,586 (79%)
  • Dark, no street lighting604 (18%)
  • Dark, street lights lit73 (2.2%)
  • Dark, lighting unknown14 (0.4%)
  • Dark, street lights unlit3 (0.1%)

Type of road

  • Single carriageway2,951 (90%)
  • Roundabout159 (4.8%)
  • Dual carriageway153 (4.7%)
  • One way street or slip road8 (0.2%)
  • Not recorded9 (0.3%)

Speed limit at the scene

  • 20 mph4 (0.1%)
  • 30 mph416 (13%)
  • 40 mph311 (9.5%)
  • 50 mph52 (1.6%)
  • 60 mph2,388 (73%)
  • 70 mph109 (3.3%)

Weather at the time

  • Fine, no high winds2,358 (72%)
  • Raining, no high winds541 (16%)
  • Raining with high winds121 (3.7%)
  • Fine with high winds98 (3%)
  • Fog or mist52 (1.6%)
  • Snowing, no high winds9 (0.3%)
  • Snowing with high winds3 (0.1%)
  • Other72 (2.2%)
  • Not recorded26 (0.8%)

Who was hurt

  • Car occupant3,834 (75%)
  • Motorcyclist558 (11%)
  • Van occupant210 (4.1%)
  • Pedestrian176 (3.5%)
  • Cyclist126 (2.5%)
  • Goods vehicle occupant (over 3.5 tonnes)64 (1.3%)
  • Bus or coach occupant54 (1.1%)
  • Minibus occupant29 (0.6%)
  • Other vehicle occupant19 (0.4%)
  • Horse rider6 (0.1%)
  • Other10 (0.2%)

Source: Department for Transport, STATS19 road safety data

TR4 road accidents by year

Collisions and casualties in TR4, 1979 to 2025

Collisions in TR4 peaked at 98 in 2007; 2025 had 34.

  • Collisions
  • Collisions in 2025: 34
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20253450
20244864
20236594
20225581
202161120
20204671
20195987
201863105
20175884
201673134
201569104
20146194
20135584
20126495
20114775
201067117
200981135
20086193
200798140
200669109
200575119
200486123
200398139
200272112
200198154
200097140
199997135
199868100
199783123
199688153
19957196
199476124
199371107
199269109
19916386
199075113
198965104
19886087
198763119
19866699
198568101
198487131
198367104
198262106
198175110
198064105
197982151

Map of recent crashes in TR4

Map of the 24 most recent crashes in TR4

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 TR4

The 24 most recent collisions in TR4 happened between 15 April and 10 December 2025.

Severity

Crashes by road in TR4

The A30 has the most collisions in TR4, 890 of 3,280 (27%), followed by the A3075 (426).

Collisions in TR4 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA308901,41529164
2ndA30754267321285
3rdB3284253401355
4thA390217347738
5thA39141246629
6thA3076113166530
7thB3285105177220
8thB327785135111
9thA304781002

Council area for TR4

TR4 is in Cornwall, where police recorded 78,835 collisions from 1979 to 2025. TR4 accounts for 4.2% of them.

Town in TR4

Of the 3,280 collisions in TR4, 87 (2.7%) were in Threemilestone.