| School Districts in Suffolk |
| District Name |
Central Office |
Grades Served |
| Amagansett School District | Amagansett | PK-6 |
| Amityville School District | Amityville | PK-12 |
| Babylon School District | Babylon | K-12, UE |
| Bay Shore School District | Bay Shore | K-12, UE, US |
| Bayport-Blue Point School District | Bayport | K-12, US |
| Brentwood School District | Brentwood | PK-12, UE, US |
| Bridgehampton School District | Bridgehampton | PK-12 |
| Brookhaven-Comsewogue School District | Port Jefferson Sta | K-12 |
| Central Islip School District | Central Islip | PK-12 |
| Cold Spring Harbor School District | Cold Spring Harbor | K-12 |
| Commack School District | East Northport | K-12, UE, US |
| Connetquot School District | Bohemia | K-12 |
| Copiague School District | Copiague | K-12, UE, US |
| Ctr Moriches School District | Center Moriches | K-12, US |
| Deer Park School District | Deer Park | PK-12, US |
| East Hampton School District | East Hampton | K-12, US |
| East Islip School District | Islip Terrace | PK-12 |
| East Moriches School District | East Moriches | K-8 |
| East Quogue School District | East Quogue | K-6, UE |
| Eastport-South Manor School District | Manorville | K-12 |
| Elwood School District | Greenlawn | K-12 |
| Fire Island School District | Ocean Beach | PK-6 |
| Fishers Island School District | Fishers Island | PK-12 |
| Greenport School District | Greenport | K-12, UE, US |
| Half Hollow Hills School District | Dix Hills | K-12, UE, US |
| Hampton Bays School District | Hampton Bays | K-12 |
| Harborfields School District | Greenlawn | K-12, UE |
| Hauppauge School District | Hauppauge | K-12, UE, US |
| Huntington School District | Huntington Station | K-12, UE |
| Islip School District | Islip | K-12, UE |
| Kings Park School District | Kings Park | K-12, UE, US |
| Lindenhurst School District | Lindenhurst | K-12, UE, US |
| Little Flower School District | Wading River | 2, 4-11 |
| Longwood School District | Middle Island | K-12, UE, US |
| Mattituck-Cutchogue School District | Cutchogue | K-12 |
| Middle Country School District | Centereach | PK-12, UE, US |
| Miller Place School District | Miller Place | K-12 |
| Montauk School District | Montauk | K-8 |
| Mt Sinai School District | Mount Sinai | K-12 |
| New Suffolk Comn School District | New Suffolk | K-5 |
| North Babylon School District | North Babylon | K-12 |
| Northport-East Northport School District | Northport | K-12 |
| Oysterponds School District | Orient | K-6, UE |
| Patchogue-Medford School District | Patchogue | PK-12, US |
| Port Jefferson School District | Port Jefferson | PK-12 |
| Quogue School District | Quogue | PK-6 |
| Remsenburg-Speonk School District | Remsenburg | K-6 |
| Riverhead School District | Riverhead | K-12 |
| Rocky Point School District | Rocky Point | K-12, UE, US |
| Sachem School District | Holbrook | K-12, UE, US |
| Sag Harbor School District | Sag Harbor | K-12, UE |
| Sagaponack Comn School District | Sagaponack | 1-4 |
| Sayville School District | Sayville | K-12, UE |
| Shelter Island School District | Shelter Island | K-12 |
| Shoreham-Wading River School District | Shoreham | K-12, UE, US |
| Smithtown School District | Smithtown | PK-12, UE |
| South Country School District | East Patchogue | PK-12 |
| South Huntington School District | Huntington Station | K-12, US |
| Southampton School District | Southampton | PK-12, UE, US |
| Southold School District | Southold | K-12, UE |
| Springs School District | East Hampton | PK-8, UE |
| Three Village School District | Stony Brook | K-12, UE |
| Tuckahoe Comn School District | Southampton | PK-8 |
| Wainscott Comn School District | Wainscott | 1-3 |
| West Babylon School District | West Babylon | K-12, UE |
| West Islip School District | West Islip | K-12, UE, US |
| Westhampton Beach School District | Westhampton Beach | K-12 |
| William Floyd School District | Mastic Beach | K-12, UE, US |
| Wyandanch School District | Wyandanch | PK-12, UE, US |
