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CrashStats

A273 accidents: crash map and statistics

Police recorded 1,070 collisions on the A273 from 1979 to 2025, with 1,568 casualties. Of those crashes, 28 were fatal and 227 serious, and 34 people were killed.

In 2025 there were 8 collisions on the A273, down 33% from 12 in 2024, with 11 casualties.

Collisions since 1979
1,070
1,025th highest of 4,923 roads
Casualties
1,568
1.47 per collision
Fatal collisions
28
34 people killed
Serious collisions
227
291 seriously injured
Collisions in 2025
8
Down 33% on 2024
Casualties in 2025
11
Down 39% on 2024

Crash severity on the A273

On the A273, 2.6% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal282.6%
  • Serious22721%
  • Slight81576%

Where the A273 ranks among 4,923 roads

Most collisions
1,025th
Most casualties
949th
Most fatal collisions
715th
Most serious collisions
942nd

A273 accidents by year

Collisions on the A273 peaked at 38 in 1981 and were down to 8 in 2025.

Collisions and casualties on the A273, 1979 to 2025

  • Collisions
  • Collisions in 2025: 8
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
2025811
20241218
20231021
20221218
20211217
202078
20192335
20181421
20172029
20162231
20151320
20141320
20132644
20121824
20112436
20102331
20092033
20082237
20072435
20061829
20051826
20042341
20032131
20021527
20012845
20002125
19993140
19983051
19973543
19963142
19953144
19942436
19933149
19922544
19912327
19902945
19892435
19882735
19872535
19863138
19852527
19843241
19832539
19823139
19813852
19802143
19793450

When crashes happen on the A273

Friday has the most collisions on the A273 (191), and 3pm to 6pm is the busiest time of day (237).

Collisions by day of the week

  • Monday148 (14%)
  • Tuesday161 (15%)
  • Wednesday146 (14%)
  • Thursday152 (14%)
  • Friday191 (18%)
  • Saturday158 (15%)
  • Sunday114 (11%)

Collisions by time of day

  • Midnight to 3am26 (2.4%)
  • 3am to 6am27 (2.5%)
  • 6am to 9am151 (14%)
  • 9am to noon167 (16%)
  • Noon to 3pm192 (18%)
  • 3pm to 6pm237 (22%)
  • 6pm to 9pm161 (15%)
  • 9pm to midnight109 (10%)

Collisions by month

  • January89 (8.3%)
  • February95 (8.9%)
  • March109 (10%)
  • April63 (5.9%)
  • May98 (9.2%)
  • June66 (6.2%)
  • July101 (9.4%)
  • August90 (8.4%)
  • September80 (7.5%)
  • October96 (9%)
  • November97 (9.1%)
  • December86 (8%)

Light conditions at the time

  • Daylight737 (69%)
  • Dark, no street lighting162 (15%)
  • Dark, street lights lit159 (15%)
  • Dark, lighting unknown8 (0.7%)
  • Dark, street lights unlit4 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A273 crashes

On the A273, 41% of collisions happened where the speed limit was 60 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.1%)
  • 30 mph285 (27%)
  • 40 mph227 (21%)
  • 50 mph100 (9.3%)
  • 60 mph439 (41%)
  • 70 mph18 (1.7%)

Weather at the time

  • Fine, no high winds812 (76%)
  • Raining, no high winds174 (16%)
  • Raining with high winds27 (2.5%)
  • Fine with high winds15 (1.4%)
  • Other37 (3.5%)
  • Not recorded5 (0.5%)

Road surface

  • Dry626 (59%)
  • Wet or damp411 (38%)
  • Frost or ice17 (1.6%)
  • Flood over 3cm deep8 (0.7%)
  • Other6 (0.6%)
  • Not recorded2 (0.2%)

Type of road

  • Single carriageway955 (89%)
  • Roundabout74 (6.9%)
  • Dual carriageway31 (2.9%)
  • One way street or slip road4 (0.4%)
  • Not recorded6 (0.6%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A273 crashes

Car occupants make up 71% of the people killed or injured on the A273, followed by motorcyclists (12%).

Casualties by road user

  • Car occupant1,111 (71%)
  • Motorcyclist186 (12%)
  • Cyclist80 (5.1%)
  • Pedestrian80 (5.1%)
  • Van occupant59 (3.8%)
  • Minibus occupant15 (1%)
  • Goods vehicle occupant (over 3.5 tonnes)12 (0.8%)
  • Other25 (1.6%)

Vehicles involved

  • Car1,578 (76%)
  • Motorcycle187 (9.1%)
  • Van or goods vehicle up to 3.5 tonnes107 (5.2%)
  • Pedal cycle82 (4%)
  • Goods vehicle over 3.5 tonnes59 (2.9%)
  • Other vehicle14 (0.7%)
  • Minibus12 (0.6%)
  • Other27 (1.3%)

Casualties by age

  • 0 to 522 (1.4%)
  • 6 to 1036 (2.3%)
  • 11 to 1559 (3.8%)
  • 16 to 20319 (20%)
  • 21 to 25241 (15%)
  • 26 to 35311 (20%)
  • 36 to 45171 (11%)
  • 46 to 55157 (10%)
  • 56 to 65105 (6.7%)
  • 66 to 7582 (5.2%)
  • Over 7559 (3.8%)
  • Not recorded6 (0.4%)

Drivers, passengers and pedestrians

  • Driver or rider1,061 (68%)
  • Passenger427 (27%)
  • Pedestrian80 (5.1%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A273

Map of the 25 most recent crashes on the A273

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

  • 25 crashes
  • Serious
  • Slight

A273 crashes by council area

Of the 1,070 collisions on the A273, 1,066 were in Mid Sussex.

Collisions on the A273 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stMid Sussex1,0661,56328227

A273 crashes by town

Collisions on the A273 were recorded in 2 towns and built-up areas, led by Burgess Hill (236) and Hassocks and Hurstpierpoint (196).

Recent crashes on the A273

These are the 25 most recent collisions on the A273, from 17 July 2023 to 27 December 2025.

Severity