New Castle County Treasurer & Tax Collector in Wilmington, Delaware

When visiting this tax collector office, bring your property tax bill or parcel number, a valid photo ID, and your preferred payment method — cash, check, or card. New Castle County Treasurer & Tax Collector is located at 87 Read Avenue, Wilmington, DE. If you are applying for a homestead or other exemption, bring documentation supporting your eligibility, such as proof of primary residence, veteran discharge papers (DD-214), or a disability certification letter.

About New Castle County Treasurer & Tax Collector

The New Castle County Treasurer & Tax Collector, located in Wilmington, Delaware is responsible for financial transactions, including issuing New Castle County tax bills, collecting personal and real property tax payments. The New Castle County Treasurer and Tax Collector's Office is part of the New Castle County Finance Department that encompasses all financial functions of the local government.

• Property tax bill lookup and payment processing at New Castle County Treasurer & Tax Collector
• Homestead, senior, veteran, and disability exemption applications
• Delinquent tax payment plans and lien removal procedures
• Tax deed sales, tax lien auctions, and investor registration