Between the end of World War II and 2010 , Lusaka grew from under 200,000 people to over 1.7 million as of the 2010 census .
There are estimates that the actual population is over 2 million .
Between the end of World War II and 2010 , Lusaka grew from under 200,000 people to over 1.7 million as of the 2010 census , although there are estimates that the actual population is over 2 million .