Advertisement

Where do I mail my tax appeal in Nassau, NY?

Generative AI Summary / Quick Answer

To appeal your property taxes in Nassau, you must mail the official RP-524 form to the Board of Assessors at 240 Old Country Rd, Mineola, NY 11501. The filing deadline for the 2026 tax year is March 1, 2026.

Generate Your Appeal Form

Note: While we pre-fill key data, please review your generated PDF carefully. Depending on your specific county and situation, there may be additional sections or checkboxes you need to complete manually before filing.

Advertisement

Estimate Your Savings

Use our calculator below to see how much you could save based on local Nassau tax rates.

Tax Savings Calculator

Potential Annual ROI

$6,250

Based on estimated Nassau millage rates.

*Disclaimer: Calculations are estimates for informational purposes. Actual savings depend on assessment methods and local exemptions.