Below is convenient property tax bill information for New Castle County residents.

Property Tax Bills

  When
Available		 How Do I
Get Them		 Due
Date		 More
Information
Annual Property Tax Bill July Mailed Sept 30 302-395-5083
Supplemental I October Mailed Dec 1 302-395-5083
Supplemental II January Mailed March 1 302-395-5083
Supplemental III April Mailed June 1 302-395-5083

                                                

Applications for Exemptions and Credits

  When
Available		 How Do I
Get Them		 Due
Date		 More
Information
Over 65/Disability Exemption Forms January 1 Click Here June 1 302-395-5520
Delaware Senior School Credit Forms Yearly Click Here April 30 302-395-5520


For more details and to view your property information and payment status, click here.