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CrashStats

TS21 road accidents: crash map and statistics

Collisions since 1979
2,679
1,437th of 2,813 postcode districts, highest first
Casualties
4,202
1.57 per collision
Fatal collisions
113
124 people killed
Serious collisions
562
746 seriously injured
Collisions in 2025
25
18 in 2024
Casualties in 2025
40
Up 48% on 2024

Road collision statistics for TS21

Collisions by severity, 1979 to 2025

  • Fatal1134.2%
  • Serious56221%
  • Slight2,00475%

What the data shows

  • TS21 had 285 collisions from 2016 to 2025, 40% fewer than the 478 from 2006 to 2015.
  • 25% of collisions in TS21 were fatal or serious, against 20% across Great Britain.
  • 300 children under 16 were killed or injured in TS21, 7.1% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 47% of collisions in TS21.

Where TS21 ranks among 2,813 postcode districts

Most collisions
1,437th
Most casualties
1,246th
Most fatal collisions
211th
Most serious collisions
1,322nd

Collisions by day of the week

  • Monday402 (15%)
  • Tuesday372 (14%)
  • Wednesday405 (15%)
  • Thursday413 (15%)
  • Friday415 (15%)
  • Saturday349 (13%)
  • Sunday323 (12%)

Light conditions

  • Daylight1,879 (70%)
  • Dark, no street lighting465 (17%)
  • Dark, street lights lit289 (11%)
  • Dark, lighting unknown32 (1.2%)
  • Dark, street lights unlit14 (0.5%)

Type of road

  • Single carriageway1,899 (71%)
  • Dual carriageway671 (25%)
  • Roundabout92 (3.4%)
  • One way street or slip road15 (0.6%)
  • Not recorded2 (0.1%)

Speed limit at the scene

  • 10 mph3 (0.1%)
  • 30 mph466 (17%)
  • 40 mph67 (2.5%)
  • 50 mph99 (3.7%)
  • 60 mph1,442 (54%)
  • 70 mph601 (22%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds2,036 (76%)
  • Raining, no high winds372 (14%)
  • Fine with high winds92 (3.4%)
  • Fog or mist43 (1.6%)
  • Raining with high winds39 (1.5%)
  • Snowing, no high winds35 (1.3%)
  • Snowing with high winds14 (0.5%)
  • Other42 (1.6%)
  • Not recorded6 (0.2%)

Who was hurt

  • Car occupant3,245 (77%)
  • Motorcyclist237 (5.6%)
  • Van occupant201 (4.8%)
  • Pedestrian199 (4.7%)
  • Cyclist126 (3%)
  • Goods vehicle occupant (over 3.5 tonnes)79 (1.9%)
  • Bus or coach occupant63 (1.5%)
  • Minibus occupant22 (0.5%)
  • Other vehicle occupant15 (0.4%)
  • Taxi or private hire car occupant6 (0.1%)
  • Other9 (0.2%)

Source: Department for Transport, STATS19 road safety data

TS21 road accidents by year

Collisions and casualties in TS21, 1979 to 2025

Collisions in TS21 peaked at 88 in 1998; 2025 had 25.

  • Collisions
  • Collisions in 2025: 25
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252540
20241827
20233140
20223252
20213044
20202842
20192946
20182842
20173860
20162639
20154775
20143855
20133654
201258111
20114665
20103651
20095379
20084663
200766106
20065282
200587132
200477120
200367104
200279124
200182131
200081121
199980126
199888151
199772113
199668111
199565112
199467115
199369138
19926495
199158103
199085128
198983131
198868112
19876398
198672118
19856597
19846083
19835696
19825684
19816695
19806187
197977104

Map of recent crashes in TS21

Map of the 24 most recent crashes in TS21

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 TS21

The 24 most recent collisions in TS21 happened between 3 January and 23 December 2025.

Severity

Crashes by road in TS21

The A177 has the most collisions in TS21, 446 of 2,679 (17%), followed by the A689 (360).

Collisions in TS21 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA17744678233100
2ndA6893606191771
3rdA662824581654
4thB1278267411665
5thA1(M)66117712
6thA1674401

Council areas covering TS21

Collisions in TS21 were recorded in 3 council areas. County Durham has 1,370 of 2,679 (51%).

Collisions in TS21 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stCounty Durham1,3702,12962302
2ndStockton-on-Tees1,1381,80045226
3rdDarlington169267633

Towns in TS21

Collisions in TS21 were recorded in 3 towns, led by Sedgefield (184) and Fishburn (140).