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15Junction

M25 Junction 15 Traffic

Heathrow & Colnbrook · M4 Interchange · near Staines

✈️ The junction for Heathrow Airport

M25 J15 at 12:15 on Thursday 12 November: closure planned from 22:00.

Home › Traffic › Roads › M25 › Junction 15

🚨 Live at M25 J15 right now

Checked 12:15 · auto-refresh
✅Nothing reported at M25 J15 right now.
Planned closures at M25 J15
🌙 Planned from 22:00 until 05:30 Fri 13 Nov
M25 Clockwise Jct 14 to Jct 15 Carriageway closure
↻ ClockwiseCarriageway closed
Diversion: Diversion via Local Authority and National Highway network

Straight from National Highways, re-checked every 3 minutes while this page is open.

All live M25 traffic →M25 clockwise →M25 anticlockwise →M25 roadworks →

Is M25 junction 15 closed? Quick answers

Checked 12:15 on Thursday 12 November 2026.

Is M25 junction 15 closed right now?

No. Nothing is closing the road at M25 junction 15 at 12:15.

Is M25 junction 15 closed tonight?

Yes. M25 junction 15 has 1 full closure planned tonight (Thu 12 Nov, 18:00 to 06:00): Clockwise Jct 14 to Jct 15 Carriageway closure, 22:00 to 05:30. Diversion: Diversion via Local Authority and National Highway network.

Tonight: every M25 closure ›

Is M25 junction 15 closed this weekend?

Yes. M25 junction 15 has 1 full closure planned this weekend (Fri 13 Nov 18:00 to Mon 16 Nov 06:00): Clockwise Jct 14 to Jct 15 Carriageway closure, Fri 23:00 to 06:00. Diversion: Diversion via Local Authority and National Highway network.

This weekend: every M25 closure ›

Is there an accident at M25 junction 15 today?

No. No collision has been reported at M25 junction 15 since midnight.

M25 accidents today and yesterday ›

Answers use official data only: the National Highways live incident feed and their planned closure report. A closure is counted here when National Highways name this junction or a stretch that runs through it.

🗺️ Where M25 J15 is

Location from the National Highways junction reference. Nearest towns: Staines, Ashford Middlesex, Egham, Iver.

📍 Heading to… from M25 J15

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.

⚠️ Collision record on the M25 at J15

271Collisions
3Fatal
33Serious
412Casualties
99
Among the very worst on record
Ranked 8 of 556 UK junctions on record · 4 of 33 on the M25

Wider area: counting every road within 3 miles — local streets, A-roads, everything — 3,097 collisions are on record, 33 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 J15. 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 M25 J15 → 4 of 33 junctions on the M25 · see where it ranks nationally

❓ M25 J15 — Frequently Asked Questions

Where is M25 junction 15?

M25 J15 is at Heathrow & Colnbrook. National Highways signs it as M4 Interchange. The nearest town is Staines.

Is there an accident at M25 J15?

No — as of 12:15 National Highways list nothing at M25 J15. This page re-checks their live feed every few minutes, 24 hours a day.

Is M25 junction 15 closed?

Not right now. Planned: M25 Clockwise Jct 14 to Jct 15 Carriageway closure, from 22:00 until 05:30 Fri 13 Nov.

How many accidents happen at M25 junction 15?

Police STATS19 records show 271 collisions on the M25 within 2 miles of J15, including 3 fatal and 33 serious. Counting every road in the area, 3,097 collisions are recorded within 3 miles. That ranks it 8 of 556 UK junctions we hold collision records for.

Which places is M25 junction 15 the junction for?

M25 J15 is the junction for Heathrow Airport (airport, Heathrow), about 2 miles east in a straight line - reached from M25 J14-J15 spur.

What is near M25 junction 15?

Within 15 miles of M25 J15: Thorpe Park (theme park, Chertsey), about 4.5 miles south in a straight line; Windsor Castle (heritage, Windsor), about 4.5 miles west in a straight line; Kempton Park Racecourse (racecourse, Sunbury-on-Thames), about 5.5 miles south-east in a straight line; LEGOLAND Windsor Resort (theme park, Windsor), about 6 miles west in a straight line; Allianz Stadium Twickenham (stadium, Twickenham), about 7.5 miles east in a straight line; Brooklands Museum (heritage, Weybridge), about 8 miles south in a straight line.

🚨 Live M25 traffic

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

🚗 M25 live traffic →

↔️ Next junctions

← J14
Heathrow & Stanwell J16
Denham & Gerrards Cross →

📍 Towns near this junction

Staines 2.3 mi Ashford Middlesex 2.8 mi Egham 2.9 mi Iver 3.9 mi

🔢 All M25 junctions

J1A J1B J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 J17 J18 J19 J20 J21 J21A J22 J23 J24 J25 J26 J27 J28 J29 J30 J31

🆘 Broken down near M25 J15?

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