Enrollment Data
Source: U.S. Department of Education, National Center for Education Statistics (NCES)
Dataset: Common Core of Data (CCD), Local Education Agency Universe Survey
Years: 2005â2024
Note: Total membership includes all grades and all students
Births Data
Source: Centers for Disease Control and Prevention (CDC), National Center for Health Statistics
Dataset: Natality Public Use Files
Years: 2005â2023
Geography: County-level aggregated to district approximation
Note: Birth data used as a proxy for future K-12 enrollment trends
Methodology
- State averages: Sum of all district enrollments within each state by year
- National totals: Sum of all reporting district enrollments across the United States
- Birth matching: County-level birth data matched to districts using primary county designation
- Percent changes: Calculated as ((end value - start value) / start value) Ã 100