Mercer County Administration Building in Trenton, New Jersey

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. Mercer County Administration Building is located at PO Box 8068, Trenton, NJ. 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 Mercer County Administration Building

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

• Property tax bill lookup and payment processing at Mercer County Administration Building
• Homestead, senior, veteran, and disability exemption applications
• Delinquent tax payment plans and lien removal procedures
• Tax deed sales, tax lien auctions, and investor registration