The road measures 7.45 miles long and would take a car obeying speed limits 12 minutes to travel its length.
The B4221 is a B Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like ROSS-ON-WYE, Phocle Green, Upton Bishop, Gorsley, Kilcot, and NEWENT.
The road connects Herefordshire and Gloucestershire.