Killamarsh is a village and civil parish in North East Derbyshire, England, bordering Rotherham to the north and Sheffield to the north-west. It lies close to Derbyshire’s border with South Yorkshire. Killamarsh is surrounded by, in a clockwise direction from the north, Rother Valley Country Park, the village of Wales, South Yorkshire, Kiveton, Woodall, Harthill, Barlborough, Spinkhill, Renishaw, Eckington, and the Sheffield suburbs of Oxclose, Halfway and Holbrook.