| Just Kids Early Childhood Learning Center at Riverhead | 556 East Main Street, Riverhead, NY 11901 | Preschool |
| Kiddie Academy of Long Island at Riverhead | 144 Kroemer Ave., Riverhead, NY 11901 | Center |
| L.I.H.S.C.D.S. Riverside Head Start | 77 Goodridge Ave., Riverhead, NY 11901 | Preschool |
| Pine Tree Day Nursery | 811 Roanoke Avenue, Riverhead, NY 11901 | Center |
| Rascal Inc | 525 Roanoke Ave, Riverhead, NY 11901 | Center |
| Riverhead Country Day School - Roanoke Nursery School | 165 Columbus Ave, Riverhead, NY 11901 | Center |
| Riverhead Head Start | 877 East Main Street, Riverhead, NY 11901 | Preschool |
| Southampton Head Start | 271 Flanders Rd., Riverhead, NY 11901 | Preschool |
| St. David's Episcopal Day School | 573 Roanoke Ave., Riverhead, NY 11901 | Center |