This dataset is comprised of the final assessment rolls submitted to the New York State Department of Taxation and Finance – Office of Real Property Tax Services by 996 local governments. Together, the assessment rolls provide the details of the more than 4.7 million parcels in New York State.

The dataset includes assessment rolls for all cities and towns, except New York City. (For New York City assessment roll data, see NYC Open Data [https://opendata.cityofnewyork.us])

For each property, the dataset includes assessed value, full market value, property size, owners, exemption information, and other fields.

Tip: For a unique identifier for every property in New York State, combine the SWIS code and print key fields.

The Department of Taxation and Finance annually produces a report pertaining to the distribution of parcels by property class. The data analysis involves a breakdown of property classes to nine segments of broad use, namely Agricultural, Residential, Vacant Land/Farm, Commercial, Recreation, Community Service, Industrial, Public Service, and Forest/Conservation. For more information please go to: http://www.tax.ny.gov/research/property/default.htm