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At a glance

🕐 Last verified 23 Mar, 00:16

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StatusCleared
Severity (NH)Severe
RoadM25
DirectionAnti-clockwise
RegionEast of England
Category (NH)Crash
ReportedMon 23 Mar, 00:16
Road typeMotorway
Speed limit70 mph (variable)
Weather☁️ Overcast
ReferenceREF-25581577
Views126

Times are UK time.

What National Highways say

M25 | Hertfordshire | Carriageway Closure | Expect Delays

The M25 in Hertfordshire is closed anti-clockwise between J17 (Rickmansworth) and J16 (M40) due to a multi vehicle collision.

The official National Highways record of this incident, kept here after the road reopens.

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Live Incident Timeline

2 updates captured · Cleared

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M25  · Anti-clockwise J17 to J16 ✓ CLEARED

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✓ Insurance claim checklist
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Also on the M25 today

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Recent M25 incidents

330 incidents and roadworks logged on the M25 in the last 30 days, 134 of them serious or severe. Times are UK time.

M25 | Surrey | Carriageway Closure | Expect DelaysThu 3 Sep, 12:46 M25 | Essex | Carriageway Closure | Expect DelaysWed 2 Sep, 16:53 M25 | Surrey | Carriageway Closure | Long Delays 30 minutesTue 1 Sep, 00:24 M25 | Hertfordshire | Carriageway Closure | Expect DelaysFri 28 Aug, 19:15 M25 | Hertfordshire | Carriageway Closure | Expect DelaysMon 24 Aug, 04:36 M25 | Essex | Carriageway Closure | Long Delays 60 minutesWed 12 Aug, 16:50
Every M25 incident

Common questions

Is the M25 closed?

Not because of this crash. National Highways no longer list it as live. See the M25 right now.

What happened on the M25 on 23 Mar 2026?

Crash on the M25 anti-clockwise in the East of England, reported at 00:16 UK time on Mon 23 Mar. No longer live.

Where can I see everything else on the M25?

The M25 live page shows what is happening now, and the M25 archive has every incident on record.

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