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M25 J12 at 10:03 on Saturday 10 October: 1 nearby.
Straight from National Highways, re-checked every 3 minutes while this page is open.
Location from the National Highways junction reference. Nearest towns: Chertsey, Staines, Egham, Addlestone.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 1,704 collisions are on record, 13 of them fatal. That figure follows how built-up the area is, so it is shown for context and is not what the ranking uses.
Department for Transport STATS19 police collision records on the M25 itself, within 2 miles of J12. This is the free summary — the full breakdown by severity, weather, road surface, time of day and individual record is in the blackspot report.
📊 Full collision analysis for M25 J12 → 1 of 33 junctions on the M25 · see where it ranks nationallyM25 J12 is at Thorpe & Chertsey. National Highways signs it as M3 Interchange. The nearest town is Chertsey.
Not at M25 J12 itself as of 10:03. Nearby, National Highways report: The M25 clockwise between junctions J10 and J11. Congestion. Normal traffic conditions are expected between 09:45 and 10:00 on 10 October 2026. Currently Active (1 junction away).
No closure is listed at M25 J12 as of 10:03.
Police STATS19 records show 175 collisions on the M25 within 2 miles of J12, including 3 fatal and 28 serious. Counting every road in the area, 1,704 collisions are recorded within 3 miles. That ranks it 2 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole M25, updated every 5 minutes from National Highways.
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