What is the sales tax rate in Seaford, New York?

The combined sales tax rate in Seaford, New York is 8.600% as of 2026. This includes the New York state rate of 4.000% plus local jurisdiction taxes.

How is the Seaford sales tax calculated?

Multiply your purchase amount by 8.600% (or 0.00860) to get the tax owed. For example, a $100 purchase incurs $8.60 in sales tax.

What is the New York state sales tax rate?

The base New York state sales tax rate is 4.000%. Local jurisdictions may add additional taxes on top of this rate.

Does Seaford have a county sales tax?

Seaford imposes an additional county-level sales tax of 4.300% on top of the state rate.

When was the Seaford sales tax rate last updated?

The Seaford sales tax rate was last verified on March 27, 2026. We cross-reference all rates against the official State Department of Revenue data.

Live Data: April 2026

Seaford, NY Sales Tax Rate 2026

The combined sales tax rate in Seaford, New York is 8.600%.

Combined Rate 8.600%

State4.000% County4.300%

Seaford Sales Tax Breakdown

Jurisdiction	Rate
New York State Sales Tax	4.000%
County Sales Tax	4.300%
Special District Tax	0.400%
Total Combined Rate	8.600%

Which County Is Seaford In?

Seaford falls within Nassau, New York. Nassau imposes a 4.300% county-level sales tax in addition to the New York state base rate.

Seaford ZIP Codes

The following ZIP codes are mapped to Seaford for sales tax purposes. All listed codes apply the 8.600% combined rate.

11783

Nearby Tax Rates

Combined Rate

Combined Rate

Combined Rate

Business Nexus in New York

Economic Nexus Threshold

Selling into New York from out of state? Once you exceed $500,000 in annual sales or 0 transactions, you must register and collect New York sales tax.

FAQ: Seaford Sales Tax

The combined sales tax rate in Seaford, New York is 8.600% as of 2026.

Multiply your purchase price by 8.600% to find the tax owed. A $500 purchase would include $43.00 in sales tax.

Groceries are generally taxable in New York. Check the official Department of Revenue for specific exemptions.

Vehicle purchases in Seaford are subject to the 8.600% combined rate, though some states apply different rules for vehicle sales. Verify with the New York Department of Revenue or DMV.

Register for a sales tax permit through the official New York Department of Revenue website. Registration is typically free and required before collecting any sales tax.

Sales Tax Calculator

Using 8.600% rate for Seaford, NY

Purchase Amount ($)

Tax Amount $0.00

Total with Tax $100.00

Rate applied: 8.600% combined

Official Tax Authority

New York State Department of Taxation and Finance

Filing Deadline: Filing frequency assigned at registration (monthly/quarterly/annually). File via New York Business Online Services.

Visit Official Portal (518) 457-5181