Boksburg (bŏksˈbûrgˌ) [key], city, now part of Ekurhuleni metropolitan municipality, Gauteng prov., NE South Africa. It is an important coal-mining center. Some gold mining is still carried on. Manufactures include railroad equipment, electrical and metal goods, clay products, canned foods, and refined petroleum. Boksburg, founded in 1887 as the administrative center of the East Rand, is the second oldest town on the Witwatersrand.