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Location from the National Highways junction reference. Nearest towns: Lymm, Warrington, Altrincham, Leigh.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 1,039 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 M6 itself, within 2 miles of J21. 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 M6 J21 → 4 of 49 junctions on the M6 · see where it ranks nationallyM6 J21 is at Warrington & Woolston. National Highways signs it as Warrington. The nearest town is Lymm.
Live incidents for the whole M6 are listed on the M6 traffic page, updated every 5 minutes from National Highways.
Police STATS19 records show 99 collisions on the M6 within 2 miles of J21, including 4 fatal and 14 serious. Counting every road in the area, 1,039 collisions are recorded within 3 miles. That ranks it 11 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole M6, updated every 5 minutes from National Highways.
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