Where does the M40 road closure data come from?

M40 road closure data comes from official UK sources: Street Manager, National Highways, D-TRO, Traffic Scotland, Traffic Wales, and TrafficWatchNI. All data is published under the Open Government Licence v3.0.

Can I get email alerts for M40 road closures?

Yes. Visit the Get Alerts page on Road Closures UK and enter your email address and road name.

M40 Road Closures — Official Records & Permits

Current and upcoming M40 motorway closures. Full permit references, promoting organisations, and highway authority details.

Get M40 Just in alerts

Share:X Facebook WhatsApp

Live near M40

Verified motorway profile

About the M40

Verified junction coverage

This profile summarises the verified junction records linked to the M40. It identifies the mapped junction coverage used on this page and does not claim a route length, endpoint, ownership or current traffic status.

Road reference

M40 motorway

Matched to the motorway reference on the verified junction records.

Mapped junctions

17 records

Junction references currently represented in the verified dataset.

Coordinate status

17 of 17 verified

Verified coordinates are retained as junction map points, not a route centreline.

Mapped context

3 county labels

14 nearby locality labels across the mapped junction records.

Route context for M40 closures

The live list below reports current and planned records associated with M40. Junction locations and closure locations remain separate map references.

Browse all M40 junctions

0 M40 records found

Updated every 15 minutes

No active closures found

Check back later, try a nearby road, or adjust the category.

Report a missing closure →

Get email alerts for M40

Be notified when new closures are added to the M40.

M40 Junctions

View all 17 junctions

Denham Roundabout

Denham Green

J1A

Denham

Tatling End

Beaconsfield

Knotty Green

Knaves Beech

Loudwater

Handy Cross

High Wycombe

Stokenchurch

Lewknor

Watlington

Three Pigeons

Thame

+ 9 more junctions →

Road Closures on the M40

Road Closures UK shows all 0 current and planned closures on the M40 motorway, sourced directly from National Highways' Transport Data Feeds and Street Manager. Each record includes the full permit reference number, the promoting organisation carrying out the works, the responsible highway authority, the work status, and whether a Temporary Traffic Regulation Order (TTRO) is required — information not available on Google Maps, Waze, or other traffic apps.

Frequently Asked Questions

This page shows all current and planned road closures on the M40, updated every 15 minutes from official UK government sources including Street Manager and National Highways. Click any closure to see full permit details, including the permit reference number, promoting organisation, and highway authority.

M40 road closure data comes from official UK sources: Street Manager (councils and utility companies), National Highways (motorways and major A-roads), D-TRO (Digital Traffic Regulation Orders), Traffic Scotland, Traffic Wales, and TrafficWatchNI. All data is published under the Open Government Licence v3.0.

Road Closures UK shows M40 closures up to 90 days in advance. Street Manager permits are submitted by councils and utility companies before work begins, so you can often see closures weeks or months ahead of the start date.

Yes. Enter your email address in the alert signup box above and we will notify you by email when new closures are added to the M40. No account required — unsubscribe at any time.

→Related Motorways

🛣M1 🛣M2 🛣M3 🛣M4 🛣M5 🛣M6 🛣M8 🛣M11 🛣M20 🛣M23

Get email alerts for road closures on the M40

No account required. Free. Unsubscribe at any time. Set up an alert →