| School | State | Tuition | Students | International Students | SAT | Type and Grade |
|---|---|---|---|---|---|---|
| Jewish Institute Of Queens | -- | 501 | -- | -- | Grades Prekindergarten-12 | |
| Kennedy Catholic High School | $22,104 | 879 | 10% | 1102 | 9-12 | |
| John S Burke Catholic High School | $9,700 | 439 | -- | -- | Grades 9-12 | |
| The Karafin School Inc | $27,945 | 78 | -- | -- | Grades 9-12 | |
| Kellenberg Memorial High School | -- | 2551 | -- | -- | Grades 6-12 | |
| Ketchum-grande School | -- | 28 | -- | -- | Grades 8-12 | |
| The Kew-Forest School | $52,052 | 206 | 10% | 1260 | PK-12 | |
| Kinneret Day School | -- | 247 | -- | -- | Grades Prekindergarten-8 | |
| La Salle Academy-NY | -- | 336 | -- | -- | Grades 9-12 | |
| La Salle Institute | -- | 459 | -- | -- | Grades 6-12 | |
| La Scuola D Italia Guglielmo Marconi | -- | 250 | -- | -- | Grades Prekindergarten-12 | |
| Lakeshore Christian School | -- | 21 | -- | -- | Grades Prekindergarten-12 | |
| Latham Christian Academy | -- | 131 | -- | -- | Grades Prekindergarten-12 | |
| The Laurel Hill School | -- | 403 | -- | -- | Grades Kindergarten-8 | |
| Lawrence Woodmere Academy | $41,000 | 125 | 16% | 1210 | PreK-12 | |
| The Lowell School - High School Campus | -- | 128 | -- | -- | Grades 9-12 | |
| Lubavitcher Yeshiva | -- | 539 | -- | -- | Grades Kindergarten-9 | |
| Lutheran Elementary School Of Bay Ridge | -- | 193 | -- | -- | Grades Kindergarten-9 | |
| Lycee Francais De New York | $32,950 | 1288 | -- | -- | Grades Prekindergarten-12 | |
| Machon Chana | -- | 62 | -- | -- | Grades 9-12 |