The M1 carries up to 162,446 vehicles a day
at its busiest stretch (near J9),
including 19,151 HGVs —
the 4th busiest motorway in Britain.
Official Department for Transport counts, 2025.
Legendary M1 services — one of the original two opened with the motorway in 1959. Famous for its 1960s rock-and-roll heritage when bands stopped here between London and Birmingham.
View live traffic conditions on the M1 or check if your route is affected before setting off. If you break down near Watford Gap Services, use our breakdown assistance to get help fast.
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