Cool Valley is a city in St. Louis County, Missouri, United States in Greater St. Louis. The population was 1,196 at the 2010 census.
As of the census of 2010, there were 1,196 people, 440 households, and 303 families residing in the city. The population density was 2,544.7 inhabitants per square mile (982.5/km2). There were 483 housing units at an average density of 1,027.7 per square mile (396.8/km2). The racial makeup of the city was 11.8% White, 84.5% African American, 0.3% Native American, 0.4% Asian, 0.6% from other races, and 2.4% from two or more races. Hispanic or Latino of any race were 0.3% of the population.
There were 440 households of which 36.6% had children under the age of 18 living with them, 30.9% were married couples living together, 31.1% had a female householder with no husband present, 6.8% had a male householder with no wife present, and 31.1% were non-families. 28.6% of all households were made up of individuals and 8.4% had someone living alone who was 65 years of age or older. The average household size was 2.72 and the average family size was 3.34.
The median age in the city was 36.2 years. 28% of residents were under the age of 18; 9.3% were between the ages of 18 and 24; 22.7% were from 25 to 44; 28.6% were from 45 to 64; and 11.5% were 65 years of age or older. The gender makeup of the city was 45.4% male and 54.6% female.
In 2007 Express Scripts opened its new world headquarters on the grounds of the University of Missouriâ€“St. Louis. The company employs about 4,500 in the area, with most of its employees to be in a new 220,000-square-foot building. Two other buildings for employees also exist. The company plans expansion to add another 1,500 employees over the next five years contingent on state and local tax incentives, with the new building a $56 mil. project that could start later in 2013, and be completed by early 2015.
For more information, visit their website at www.cityofcoolvalley.com