Mansa is the capital of Luapula Province of Zambia and the headquarters of Mansa District. As of the 2000 Zambian Census, the district had a population of 179,749 people.
It takes its name from the local Chief Mansa and the small Mansa River which flows west to the Luapula River. During British rule the city was named Fort Rosebery.
Recent development in Mansa has seen grow into a commercial hub serving the whole province, the town is home to a daily market, banks, warehouses, a number of large stores and dealers, and a Shoprite supermarket.