New Castle County, Delaware property tax info
| Population | 546,076 |
| Assessors Web Page Link | Click Here |
| Assessor Physical Address | 87 Reads Way New Castle, DE 19720 |
| Assessor Phone Number | 302-395-5520 |
| Appeals Page Link | Click Here |
| FREE to appeal? Or Cost? | Free |
| LINK TO APPEAL FORM IF ANY | Click Here |
| DATE APPEALS DUE BY | Jul-01 |
| Attorney required to appeal? | No |