Updating live · police records DfT STATS19

Where crashes keep happening on the M20

Name: M20 accident blackspots — collision hotspots
Creator: UK Traffic Updates
License: https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/

Police collision records matched to live National Highways incidents at the junctions where they cluster. Historical evidence and what is happening right now, on one map. Free to search.

4,320 People killed

63,187Seriously hurt

391,143Casualties

302,864Collisions

11,321Junctions

2,947Roads

Rankings refreshed 25 min ago, every 15 minutes · live incidents updating continuously

The ten worst roads

Ranked by recorded harm — a fatal collision counts for far more than a shunt

A38 100 4,618 casualties · 60 killed 3,421collisions A6 100 3,623 casualties · 50 killed 2,751collisions A5 100 3,268 casualties · 70 killed 2,568collisions A1 100 3,911 casualties · 52 killed 2,880collisions A40 99 3,196 casualties · 48 killed 2,485collisions A23 99 3,871 casualties · 22 killed 3,243collisions A4 99 3,606 casualties · 39 killed 3,001collisions A41 99 3,301 casualties · 45 killed 2,547collisions M6 99 3,255 casualties · 64 killed 2,088collisions A259 99 2,986 casualties · 23 killed 2,259collisions

Score is this road's position among UK roads with 100+ recorded collisions, by severity-weighted harm. 100 is the worst on record. The same score appears on each road's own page, so the two can never disagree.

How severe

Police-recorded outcomes

4,320Fatal · 1.4%

63,187Serious · 20.9%

235,357Slight · 77.7%

391,143 People hurt

Every recorded collision

4,441 collision hotspots from 605,465 police records · sized by severity · tap any point

Fatal Severe Serious Slight Tap any point for detail

What happens

Most common incident types

💥

304,927

Collision · 99%

🚦

1,526

Congestion · 0%

📋

977

Other · 0%

🚗

770

Breakdown · 0%

🚫

381

Closure · 0%

🌧️

103

Weather · 0%

🔥

Fire · 0%

Flagged junctions

11,321 found

Find a road

Region

All UK (11321) South East (528) South West (544) Midlands (768) North West (252) North East (301) East (342) London (469)

Severity

All (11321) Severe (6260) Warning (5061)

Source

All combined Police only National Highways only

Type

All Fatal Collisions With casualties

See the full picture for the M20

Every junction ranked, weather and surface conditions, time-of-day patterns and year-on-year trends — and every pass includes credits to open the police records behind them. One road, or every road with Pro.

Day Pass for the M20 — £4.99 See all passes

Looking for a road that isn’t listed? This page ranks 3,467 major roads. We hold records for 5,081 — including B-roads and local routes.

Search all roads

Where this comes from

Two official sources, combined

302,864Police collision recordsDfT STATS19

308,722Live incidentsNational Highways

173London disruptionsTransport for London

611,759Combined recordsEverything above

About this data. Collision records are published by the Department for Transport under the Open Government Licence v3.0. Live incident data is supplied by National Highways and Transport for London under licence. Blackspot ranking is our own calculation from that data, not an official government safety assessment. © 2026 UK Traffic Updates.

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