NEATH, nēth. A municipal borough and river port in Glamorganshire, South Wales, on the Neath, seven miles northeast of Swansea (Map: England, C 5). It has extensive copper and iron works. Copper, spelter, iron, tin-plates, and fine bricks are extensively exported; stone is quarried, and coal and culm are produced. The town, built on the site of the Roman station Nidum, contains the remains of an ancient castle, burned in 1231. The town received its first charter from Edward II. It owns its gas, water, slaughter-houses, markets, tramways, library, cemetery, the Victoria Gardens pleasure ground, a fair-field, and real estate worth $1,000,000. Population, in 1891, 11,157; in 1901, 13,700.