The road measures 0.63 miles long and would take a car obeying speed restrictions 1 minutes and 16 seconds to travel along its length.
The B5103 is a B Road and is located in the Zone 5 Highways Region.
The road passes through several towns, including Llantysilio, Berwyn, Pentrefelin, and Llantysilio.
The road is located entirely within Clwyd.