Lusaka Province is one of the ten provinces of Zambia. Its capital is Lusaka, which is also the national capital. It is the smallest province in Zambia, with an area of 21,896 km2. Lusaka is also Zambia's most populated and most densely populated province, with a population of 3,079,964 and density of 140 persons per km2 as of 2022. It is the most urban province, with the most doctors and fewest malaria-related incidents. The province is bordered by Zimbabwe and Mozambique, and separated by the Lower Zambezi National Park.

Lusaka is the capital and largest city of Zambia. It is one of the fastest-developing cities in southern Africa. Lusaka is in the southern part of the central plateau at an elevation of about 1,279 metres (4,196 ft). As of 2019, the city's population was about 3.3 million, while the urban population is estimated at 2.5 million in 2018. Lusaka is the centre of both commerce and government in Zambia and connects to the country's four main highways heading north, south, east, and west. English is the official language of the city administration, while Bemba, Tonga, Lenje, Soli, Lozi, and Nyanja are the commonly spoken street languages.