Heptonstall is a small village and civil parish within the Calderdale borough of West Yorkshire, England, historically part of the West Riding of Yorkshire. The population of Heptonstall, including the hamlets of Colden and Slack, is 1,448, increasing to 1,470 at the 2011 Census. The town of Hebden Bridge lies directly to the south-east. Although Heptonstall is part of Hebden Bridge as a post town, it is not within the Hebden Royd town boundaries.

Calderdale is a metropolitan borough of West Yorkshire, England, which had a population of 211,439. It takes its name from the River Calder, and dale, a word for valley. The name Calderdale usually refers to the borough through which the upper river flows, while the actual landform is known as the Calder Valley. Several small valleys contain tributaries of the River Calder. The main towns of the borough are Brighouse, Elland, Halifax, Hebden Bridge, Sowerby Bridge and Todmorden.