M25 Junction 20 Traffic

Location from the National Highways junction reference. Nearest towns: Watford, Rickmansworth, Chorleywood, Radlett.

Matches and events from National Highways, the football fixture lists and our team. Start and kick-off times are the source's own and can change. All event traffic this week ›

This junction is for

Also near this junction

Places and the junctions they are reached from are kept by our team; distances are measured in a straight line from the junction, not along the road.

Wider area: counting every road within 3 miles — local streets, A-roads, everything — 2,395 collisions are on record, 17 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 J20. This is the free summary — the full breakdown by severity, weather, road surface, time of day and individual record is in the blackspot report.

Live incidents, roadworks and delays for the whole M25, updated every 5 minutes from National Highways.