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Location from the National Highways junction reference. Nearest towns: Royal Wootton Bassett, Swindon, Cricklade, Marlborough.
Wider area: counting every road within 3 miles — local streets, A-roads, everything — 420 collisions are on record, 4 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 M4 itself, within 2 miles of J16. 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 M4 J16 → 18 of 49 junctions on the M4 · see where it ranks nationallyM4 J16 is at Swindon & Royal Wootton Bassett. National Highways signs it as Swindon West. The nearest town is Royal Wootton Bassett.
Live incidents for the whole M4 are listed on the M4 traffic page, updated every 5 minutes from National Highways.
Police STATS19 records show 18 collisions on the M4 within 2 miles of J16, including 2 fatal and 0 serious. Counting every road in the area, 420 collisions are recorded within 3 miles. That ranks it 283 of 554 UK junctions we hold collision records for.
Live incidents, roadworks and delays for the whole M4, updated every 5 minutes from National Highways.
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