New Castle County Tax Rate (Delaware)

New Castle County Finance Departments manage the finances for a municipality, often at the county or local level in Delaware. As part of this responsibility, they maintain tax rate information and may help set the tax rate for property taxes, business taxes, sales taxes, and other local taxes. Finance Departments provide information on local New Castle County tax rates, as well as any tax deductions, tax incentives, and tax rate appeals. They also provide information on New Castle County tax bill due dates, tax payment plans, and tax refunds. Finance Departments typically provide tax rate information on their websites.

Delware State Finance Department Wilmington DE 820 North French Street 19801 302-577-8979

New Castle County Finance Department New Castle DE 87 Reads Way 19720 302-395-5177


New Castle County Town and City Halls provide municipal services, including information on tax rates and other tax services in Delaware. The Town or City Hall may play a role in setting New Castle County tax rates, including property tax rates, business tax rates, sales tax rates, use tax rates, local income tax rates, and other local taxes. They may also provide online tax records, tax bill due dates, and information on setting up a tax payment plan or appealing a New Castle County tax assessment. They also maintain records on changes to tax rates. The Town or City Hall website provides more information on tax rates.

Bellefonte Town Hall Wilmington DE 901 Rosedale Avenue 19809 302-761-9638

Delaware City Town Hall Delaware DE 407 Clinton Street 19706 302-834-4573

Elsmere Town Hall Wilmington DE 11 Poplar Avenue, Ste 2 19805 302-998-2215

Middletown Town Hall Middletown DE 19 West Green Street 19709 302-378-9120

New Castle City Hall New Castle DE 220 Delaware Street 19720 302-322-9812

Newark City Hall Newark DE 220 South Main Street 19711

Newport Town Hall Newport DE 226 North James Street 19804 302-994-6403

Townsend Town Hall Townsend DE 661 South Street 19734 302-378-8082

New Castle County Mayor Offices provide a range of municipal services to their community, including playing a role in setting tax rates and providing tax services in Delaware. The Mayor Office may set New Castle County property tax rates, business tax rates, sales tax rates, use tax rates, local income tax rates, and other local taxes. Mayors may also provide online tax records, tax bill information, and assistance setting up a New Castle County tax payment plan or appealing a tax assessment. They also keep records on changes to local tax rates. The Mayor Office website provides additional information on tax rates.

Middletown Mayor Middletown DE 19 West Green Street 19709 302-378-5670

Montgomery for Mayor Wilmington DE 1308 Washington Street 19801 302-691-8406

New Castle Mayor New Castle DE 220 Delaware Street 19720 302-322-9802


New Castle County Assessor Offices calculate the value of all property in their jurisdiction in order to assess property taxes in Delaware. The property tax rate is typically applied to the Assessor's property appraisal report, often with a formula. Assessors may provide tax rate information, including how to calculate New Castle County property taxes, property tax bills, and property assessment reports. They may also provide information on New Castle County property tax appeals, including the process for appealing a property assessment. Assessors also provide tax bill due dates, information about tax payment plans, and records on unpaid property taxes, which may be available online.

New Castle County Assessor's Office New Castle DE 87 Reads Way 19720 302-395-5520


New Castle County Clerk Offices maintain public records for a county or local government, including information on local taxes in Delaware. As part of this responsibility, they maintain tax rate information on property taxes, business taxes, and other local New Castle County taxes. They may also provide online tax records, online payment for taxes, and tax bill due date information. Clerk Offices can provide information on setting up a tax payment plan, appealing a tax assessment, or applying for tax relief. They also keep records on changes to New Castle County tax rates. The Clerk Office website provides tax rate information and services.

New Castle County Clerk Wilmington DE 800 North French Street 19801 302-395-7730


New Castle County Treasurer and Tax Collector Offices collect taxes for a county or local government, often in the form of property taxes in Delaware. They also provide tax rate information, including tax rates for New Castle County property taxes, business taxes, sales tax, and other local taxes. Treasurer and Tax Collector Offices may also provide information on tax deductions, tax incentives, and property tax rate appeals. Their New Castle County tax rate resources include tax bill due date information, tax payment plans, and tax refund forms. Treasurer and Tax Collector Offices often provide tax rate resources on their website.

New Castle County Treasurer & Tax Collector Wilmington DE 87 Read Avenue 19804 302-395-5520

Wilmington City Treasurer Wilmington DE 800 North French Street, Fl 4 19801 302-576-2480