Walls Loch is situated at a height of 560 feet, below the Walls Hill Iron Age fort and to the east of Broadfield Hill on the lands of North Castlewalls Farm, Whittliemuir, Howwood, Renfrewshire, Scotland.
The loch is a natural feature, sitting in a hollow to the west of Walls Hill and close to the old North Castlewalls Farm. The loch waters drain via the Muirhead Burn that flows into Barcraigs Reservoir close to Auchenbathie Tower. Its dimensions are a length of 2860 feet or 872 metres and a width of 1980 feet or 604 metres.
Wikipedia https://en.wikipedia.org/wiki/Walls_Loch
Address PA9 1, United Kingdom
Coordinates 55°47'52.592" N -4°32'14.176" E