| County Code | County | Index | Regional Cost Factor | School Year |
|---|---|---|---|---|
| 01 | ALBANY | 1.0586 | 1.0586 | 2025-2026 |
| 02 | ALLEGANY | 0.9227 | 1.0000 | 2025-2026 |
| 03 | BROOME | 0.9624 | 1.0000 | 2025-2026 |
| 04 | CATTARAUGUS | 0.9241 | 1.0000 | 2025-2026 |
| 05 | CAYUGA | 0.9919 | 1.0000 | 2025-2026 |
| 06 | CHAUTAUQUA | 0.9241 | 1.0000 | 2025-2026 |
| 07 | CHEMUNG | 0.9541 | 1.0000 | 2025-2026 |
| 08 | CHENANGO | 0.9820 | 1.0000 | 2025-2026 |
| 09 | CLINTON | 0.9584 | 1.0000 | 2025-2026 |
| 10 | COLUMBIA | 1.1289 | 1.1289 | 2025-2026 |
| 11 | CORTLAND | 1.0028 | 1.0028 | 2025-2026 |
| 12 | DELAWARE | 0.9820 | 1.0000 | 2025-2026 |
| 13 | DUTCHESS | 1.2714 | 1.2714 | 2025-2026 |
| 14 | ERIE | 1.0080 | 1.0080 | 2025-2026 |
| 15 | ESSEX | 0.9631 | 1.0000 | 2025-2026 |
| 16 | FRANKLIN | 0.9631 | 1.0000 | 2025-2026 |
| 17 | FULTON | 1.0586 | 1.0586 | 2025-2026 |
| 18 | GENESEE | 0.9595 | 1.0000 | 2025-2026 |
| 19 | GREENE | 1.0586 | 1.0586 | 2025-2026 |
| 20 | HAMILTON | 1.0357 | 1.0357 | 2025-2026 |