M4
J21
M4 Junction 21
Junction 21 of the M4 sits at Awkley Interchange, linking the motorway with the M48. It is 3.8 miles westbound to Junction 22, and 1.6 miles eastbound to Junction 20. Magor services are the nearest place to break the journey, about 11.7 miles away.
Next junction
J22 · 3.8 mi
Previous junction
J20 · 1.6 mi
Nearest services
Magor · 11.7 mi
Connecting roads
M48
EV Chargers near Junction 21 of the M4
Osprey
GeniePoint
Food & Drink near Junction 21 of the M4
Unnamed
Brunel's Hat Restaurant
Outdoor near Junction 21 of the M4
Unnamed
Unnamed