Property Tax 101

Suffolk County, New York - Assessor's Office

The Suffolk County Assessor is responsible for appraising real estate and assessing a property tax on properties located in Suffolk County, New York. You can contact the Suffolk County Assessor for:

• Information on your property's tax assessment
• Reporting upgrades or improvements
• Your property tax bill
• Appealing your property tax appraisal
• Paying your property tax
• Checking the Suffolk County property tax due date

300 Center DrThe Suffolk County Assessor's Office is located in Riverhead, New York. Riverhead is the county seat of Suffolk County, where most local government offices are located. The assessor's office is located in the same building as the Suffolk County Center, at 300 Center Drive.

Suffolk County Assessor Contact Information

Additional Suffolk County Information

Suffolk County Assessor's Office Services

There are three major roles involved in administering property taxes - Tax Assessor, Property Appraiser, and Tax Collector. Note that in some counties, one or more of these roles may be held by the same individual or office. For example, the Suffolk County Tax Assessor may also serve as the Suffolk County Tax Appraiser.

1. The Suffolk County Tax Assessor is responsible for setting property tax rates and collecting owed property tax on real estate located in Suffolk County.
2. The Suffolk County Property Appraiser is responsible for determining the taxable value of each piece of real estate, which the Tax Assessor will use to determine the owed property tax.
3. The Suffolk County Tax Collector is responsible for collecting property tax from property owners. They issue yearly tax bills to all property owners in Suffolk County, and work with the sheriff's office to foreclose on properties with delinquent taxes.

When contacting Suffolk County about your property taxes, make sure that you are contacting the correct office. You can call the Suffolk County Tax Assessor's Office for assistance at 631-852-1551. Remember to have your property's Tax ID Number or Parcel Number available when you call!

If you have documents to send, you can fax them to the Suffolk County assessor's office at 631-852-1566. Please call the assessor's office in Riverhead before you send documents or if you need to schedule a meeting. If you have general questions, you can call the Suffolk County Center at 631-852-1400.

Learn More

Find the tax assessor for a different New York county

Find property records for Suffolk County

The median property tax in Suffolk County, New York is $7,192.00

All of the Suffolk County information on this page has been verified and checked for accuracy.
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