TrafficCheck
M1

M1 traffic

● Traffic reports

M1 motorway · London – Leeds

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Roadworks on M1—Planned and active works
Closures / restrictions—Current reports
Longest delay—Latest active M1 records
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SouthboundCheckingLive M1 records

M1 traffic now

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Route information and related roads
Road details

About the M1

Approximate length193.5 miles
RouteLondon – Leeds
Southern endStaples Corner, London
Northern endHook Moor, A1(M)
Major areasLondon, Luton, Milton Keynes, Northampton, Leicester, Nottingham, Sheffield, Leeds
Key connectionsM25, M45, M6, M69, M18, M62, M621, A1(M)

Selected service areas from operator listings. Check the operator for current facilities, access and opening times.

How busy is the M1?

2025 annual average
162,446vehicles a day

J9 to local authority boundary · Hertfordshire

19,151 HGVs a day · 11.8% of traffic

Busiest published count location · both directions

M1 route and junction details

Selected junctions and connections. Check signs for permitted movements and current access.

M1 J6A

Chiswell Interchange

  • Connects M25
M1 J21
  • Connects M69
  • M69 northbound → M1 southbound
M1 J23A
  • Connects A42
  • M1 northbound → A42
M1 J24
  • Connects A453
  • M1 southbound → A453
M1 J32
  • Connects M18
M1 J17
  • Connects M45
  • M1 northbound → M45 westbound
  • M45 eastbound → M1 southbound
M1 J42

Lofthouse Interchange

  • Connects M62
  • M1 northbound → M62
  • M62 → M1 southbound
M1 J43
  • Connects M621
  • M1 northbound → M621 towards Leeds
M1

Hook Moor

  • Connects A1(M)
  • M1 northbound → A1(M) northbound

M1 traffic questions

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Where can I find M1 services?

The services section above lists service areas on the M1.

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M1 junction details