Palatine Community Consolidated School District 15, often initialized CCSD15, is a school district in the suburbs of Chicago, Illinois with its headquarters in the Joseph M. Kiszka Educational Service Center in Palatine.

[4] It is the second-largest elementary-only school district and 19th-largest in Illinois by student enrollment.

It serves all or portions of Palatine, Rolling Meadows, Hoffman Estates, Arlington Heights, Inverness, Schaumburg, and South Barrington.

[5] The district has one preschool early childhood center, 14 elementary schools, five middle schools, and one alternative public day school.

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