Northgate School District is diminutive, suburban, public school district located in Allegheny County, Pennsylvania. It serves the communities Bellevue and Avalon, Pennsylvania. Northgate School District encompasses approximately 1 square mile (2.6 km2). According to 2000 federal census data, it serves a resident population of 13,113. In 2009, the district residents' per capita income was $19,001, while the median family income was $41,896. Per school district officials, in school year 2007-08, the Northgate School District provided basic educational services to 1,333 pupils through the employment of 121 teachers, 63 full-time and part-time support personnel, and 8 administrators. In school year 2009-10, 'Northgate School District provided basic educational services to 1,285 pupils. It employed: 121 teachers, 90 full-time and part-time support personnel, and 9 administrators. Northgate School District received more than $6.6 million in state funding in school year 2009-10.