Nassau County, New York property tax info
| Population | 1,349,233 |
| Assessors Web Page Link | Click Here |
| Assessor Physical Address | 240 Old Country Road Mineola, NY 11501 |
| Assessor Phone Number | (516) 571-1500 |
| Appeals Page Link | Click Here |
| FREE to appeal? Or Cost? | Fee |
| Additional info required to pull or just address? | Click Here |
| LINK TO APPEAL FORM IF ANY | Click Here |
| DATE APPEALS DUE BY | March 15 for Class 1 properties and April 1 for all other properties |
| Attorney required to appeal? | No |