| Delta County, TX (ISD) |
| Delta County 50(J), CO (District) |
| Delta R-V, MO (District) |
| Delta-Schoolcraft ISD, MI (ISD) |
| Delta/Greely School District, AK (District) |
| Delton Kellogg Schools, MI (District) |
| Delwood Comm School District, IA (District) |
| Demarest School District, NJ (District) |
| Deming Cesar Chavez Charter School, NM (PSA) |
| Deming Public Schools, NM (District) |
| Democracy Prep Endurance Charter School, NY (PSA) |
| Democracy Prep Harlem Charter School, NY (PSA) |
| Democracy Preparatory Charter School, NY (PSA) |
| Demopolis City, AL (District) |
| Denair Unified, CA (District) |
