Ferguson: A small place for so much activity: As of the census[3] of 2010, there were 21,203 people, 8,192 households, and 5,500 families residing in the city. The population density was 3,425.4 inhabitants per square mile (1,322.6 /km2). There were 9,105 housing units at an average density of 1,470.9 per square mile (567.9 /km2). The racial makeup of the city was 29.3% White, 67.4% African American, 0.4% Native American, 0.5% Asian, 0.4% from other races, and 2.0% from two or more races. Hispanic or Latino of any race were 1.2% of the population.
There were 8,192 households of which 39.1% had children under the age of 18 living with them, 29.6% were married couples living together,**** 31.5% had a female householder with no husband present,**** 6.1% had a male householder with no wife present, and 32.9% were non-families. 28.2% of all households were made up of individuals and 7.4% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.12.
The median age in the city was 33.1 years. 28.7% of residents were under the age of 18; 10.4% were between the ages of 18 and 24; 25.2% were from 25 to 44; 25.3% were from 45 to 64; and 10.3% were 65 years of age or older. The gender makeup of the city was 44.8% male and 55.2% female.