Sewickley Hills, Pennsylvania

Sewickley Hills is a borough in Allegheny County, Pennsylvania, United States. The population was 639 at the 2010 census.GeographySewickley Hills is located at .According to the United States Census Bureau, the borough has a total area of 2.5sqmi, all land.DemographicsAs of the census of 2000, there were 652 people, 225 households, and 186 families residing in the borough. The population density was 261.8 people per square mile (101.1/km²). There were 231 housing units at an average density of 92.8 per square mile (35.8/km²). The racial makeup of the borough was 94.33% White, 2.45% African American, 1.84% Asian, 0.77% from other races, and 0.61% from two or more races. Hispanic or Latino of any race were 1.69% of the population.There were 225 households, out of which 40.0% had children under the age of 18 living with them, 77.3% were married couples living together, 3.6% had a female householder with no husband present, and 16.9% were non-families. 13.8% of all households were made up of individuals, and 6.2% had someone living alone who was 65 years of age or older. The average household size was 2.90 and the average family size was 3.23.