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Location from the National Highways junction reference. Nearest towns: Sunbury-on-Thames, Walton-on-Thames, Feltham, Esher.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 2,281 collisions are on record, 11 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 M3 itself, within 2 miles of J1. 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 M3 J1 → 14 of 15 junctions on the M3 · see where it ranks nationallyM3 J1 is at Sunbury-on-Thames & Halliford. National Highways signs it as Sunbury. The nearest town is Sunbury-on-Thames.
Live incidents for the whole M3 are listed on the M3 traffic page, updated every 5 minutes from National Highways.
Police STATS19 records show 11 collisions on the M3 within 2 miles of J1, including 0 fatal and 3 serious. Counting every road in the area, 2,281 collisions are recorded within 3 miles. That ranks it 503 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole M3, updated every 5 minutes from National Highways.
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