The road measures 24.70 miles long and would take a car obeying speed limits 39 minutes to travel its length.
The B4000 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 Highworth, Sevenhampton, Shrivenham, Ashbury, Kingstone Winslow, Upper Lambourn, Lambourn, Lambourn Woodlands, Woodlands St. Mary, Shefford Woodlands, Wickham, Wickham Heath, Hoe Benham, and Stockcross.
The road passes through several counties, including Wiltshire, Oxfordshire, and Berkshire.