This National Head Start Services Snapshot summarizes key data on demographics and services for preschool-age children served by Head Start programs. The data in this Snapshot is a subset of the annual Program Information Report (PIR) submission to the Office of Head Start. Data categories include: (1) Funded Enrollment; (2) Funded Enrollment by Program Option; (3) Detail - Center-based Funded Enrollment; (4) Total Cumulative Enrollment; (5) Participants by Age; (6) Homelessness Services; (7) Foster Care; (8) Prior Enrollment; (9) Ethnicity and Race; (10) Primary Language of Family at Home; (11) Health Services; (12) Disabilities Services; (13) Family Services; and (14) Specific Services.