Ladue is an inner-ring suburb of St. Louis, located in St. Louis County, Missouri, United States. As of the 2010 census, the city had a population of 8,521.
Ladue is located at 38°38′13″N 90°22′54″W / 38.63694°N 90.38167°W / 38.63694; -90.38167 (38.636889, -90.381722).
According to the United States Census Bureau, the city has a total area of 8.55 square miles (22.14 km), all land.
The homeownership rate (owner-occupied housing units to total units) is 91.6%.
As of the census of 2010, there were 8,521 people, 3,169 households, and 2,538 families residing in the city. The population density was 996.6 inhabitants per square mile (384.8/km). There were 3,377 housing units at an average density of 395.0 per square mile (152.5/km). The racial makeup of the city was 94.1% White, 1.0% African American, 0.1% Native American, 3.1% Asian, 0.1% Pacific Islander, 0.3% from other races, and 1.4% from two or more races. Hispanic or Latino of any race were 1.4% of the population.
There were 3,169 households of which 36.6% had children under the age of 18 living with them, 72.6% were married couples living together, 5.6% had a female householder with no husband present, 1.9% had a male householder with no wife present, and 19.9% were non-families. 18.3% of all households were made up of individuals and 10.3% had someone living alone who was 65 years of age or older. The average household size was 2.69 and the average family size was 3.06.
The median age in the city was 46.4 years. 27.4% of residents were under the age of 18; 4.3% were between the ages of 18 and 24; 16.1% were from 25 to 44; 33.7% were from 45 to 64, and 18.6% were 65 years of age or older. The gender makeup of the city was 48.5% male and 51.5% female.
As of the census of 2000, there were 8,645 people, 3,414 households, and 2,598 families residing in the city. The population density was 1,006.2 people per square mile (388.6/km²). There were 3,557 housing units at an average density of 414.0 per square mile (159.9/km²). The racial makeup of the city was 96.83% White, 0.88% African American, 0.10% Native American, 1.49% Asian, 0.12% Pacific Islander, 0.13% from other races, and 0.45% from two or more races. Hispanic or Latino of any race were 0.78% of the population.
Ladue is Missouri’s best-educated city, proportionately, with 74.5% of adult residents (25 and older) holding an associate degree or higher, and 71.8% of adults possessing a bachelor’s degree or higher (2000 Census).
There were 3,414 households out of which 31.4% had children under the age of 18 living with them, 70.6% were married couples living together, 4.0% had a female householder with no husband present, and 23.9% were non-families. 22.8% of all households were made up of individuals and 14.4% had someone living alone who was 65 years of age or older. The average household size was 2.51 and the average family size was 2.94.
In the city the population was spread out with 24.5% under the age of 18, 3.5% from 18 to 24, 16.9% from 25 to 44, 32.2% from 45 to 64, and 22.8% who were 65 years of age or older. The median age was 48 years. For every 100 females, there were 91.2 males. For every 100 females age 18 and over, there were 88.4 males.
The median income for a household in the city was $141,720, and the median income for a family was $179,328. Males had a median income of $100,000 versus $51,678 for females. The per capita income for the city was $89,623. About 1.4% of families and 2.1% of the population were below the poverty line, including 2.0% of those under age 18 and 2.4% of those age 65 or over.