The road measures 35.84 miles long and would take a car obeying speed limits 56 minutes to travel its length.
The A815 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 Innellan, Toward, DUNOON, Port Riddell, Kirn, Hunters Quay, Sandbank, Kilmun, Rashfield, Benmore, Loch Eck, Strachur, St. Catherines, and CAIRNDOW.
The road is located entirely within Argyll and Bute.