The road measures 41.59 miles long and would take a car obeying speed limits 1 hours and 26 minutes to travel its length.
The A814 is a A Road and is located in the Zone 8 Highways Region.
This is a true long-distance route, journeying through numerous towns like ARROCHAR, Garelochhead, Shandon, Rhu, HELENSBURGH, Cardross, DUMBARTON, Bowling, Old Kilpatrick, GLASGOW, and CLYDEBANK.
The road connects Dunbartonshire and City of Glasgow.