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Assessments

The Department of Finance values your property every year as one step in calculating your property tax bill.


FY2027 tentative property assessment data
(all NYC Properties)

The tentative assessment roll lists the tentative assessed value of every property in New York City.

FY27 database files by tax class Compressed
.zip file
Tax Class 1 73.3M
Tax Classes 2, 3 and 4 47.3M
All Tax Classes 121M
Real Estate of Utility Corporation (subident) 928K
Record Layout
Property Information Portal (PIP)
Class 1 Property Tax Guide
Class 1 property tax guide
Class 2 Property Tax Guide
Class 2 property tax guide

Read more about property valuation and assessment:


Notice of Property Value (NOPV)
Challenge your assessment
Apply for an exemption or abatement Correcting property assessment clerical errors
Calculating your property taxes
Assessment definitions
Real Property Income & Expense (RPIE)
Real Estate of Utility Companies (REUC)
Statements of assessment procedures and guidelines
Assessment roll archives

Download all NYC property data

The Department of Finance has made the data for all NYC properties available on the NYC Open Data portal for download. Visit the Open Data page for more information.