sentences:  The population density was 3,322.5 people per square mile (1,279.3/km²).There were 197 housing units at an average density of 1,316.9/sq mi (507.1/km²).The racial makeup of the city was 0.40% White, 98.19% Black or African American, 0.20% Asian, 1.01% from other races, and 0.20% from two or more races.