| School Name | Grades | Address | Zip | Phone | County | Type | District Name |
| Berry Hill Elementary School | K-5 | 181 Cold Spring Rd
Syosset, NY | 11791 | (516) 364-5790 | Nassau | public | Syosset Central School District |
| Greentrees Country Day School | n/a | 247 Jackson Ave
Syosset, NY | 11791 | (516) 921-4949 | Nassau | private | |
| H B Thompson Middle School | 6-8 | 98 Ann Dr
Syosset, NY | 11791 | (516) 364-5760 | Nassau | public | Syosset Central School District |
| Our Lady of Mercy Academy | 9-12 | 815 Convent Rd
Syosset, NY | 11791 | (516) 921-1047 | Nassau | private | |
| P.S. 256 | PK-12 | 525 Convent Rd
Syosset, NY | 11791 | (516) 921-0450 | Nassau | public | NYC Special Schools - District 75 |
| Robbins Lane Elementary School | K-5 | 157 Robbins Ln
Syosset, NY | 11791 | (516) 364-5804 | Nassau | public | Syosset Central School District |
| South Grove Elementary School | K-5 | 60 Colony Ln
Syosset, NY | 11791 | (516) 364-5810 | Nassau | public | Syosset Central School District |
| South Woods Middle School | 6-8 | 99 Pell Ln
Syosset, NY | 11791 | (516) 364-5621 | Nassau | public | Syosset Central School District |
| St. Edward Confessor School | PK-8 | 2 Teibrook Ave
Syosset, NY | 11791 | (516) 921-7767 | Nassau | private | |
| Syosset Senior High School | 9-12 | 70 S Woods Rd
Syosset, NY | 11791 | (516) 364-5675 | Nassau | public | Syosset Central School District |
| Variety Child Learning Center | n/a | 47 Humphrey Dr
Syosset, NY | 11791 | (516) 921-7171 | Nassau | private | |
| Village Elementary School | K-5 | 90 Convent Rd
Syosset, NY | 11791 | (516) 364-5817 | Nassau | public | Syosset Central School District |
| West Side School | 2-6 | 1597 Laurel Hollow Rd
Syosset, NY | 11791 | (631) 692-7900 | Nassau | public | Cold Spring Harbor Central School District |
| Willits Elementary School | K-5 | 99 Nana Pl
Syosset, NY | 11791 | (516) 364-5829 | Nassau | public | Syosset Central School District |
