Altham, a township in Whalley parish, Lancashire, on the Calder river, near the Leeds and Liverpool Canal, 1 mile N of Huncoat railway station, and 5 W of Burnley. It includes the village of Sykeside, and its post town is Accrington. Acreage, 1440; population, 427. The living is a vicarage in the diocese of Manchester; value, £180. The church was almost entirely rebuilt in 1859. There are large brick works, collieries, and stone quarries.