The classes are broken down here: https://www1.nyc.gov/site/finance/taxes/property-determining-your-market-value.page https://www1.nyc.gov/site/finance/taxes/p

The classes are broken down here: https://www1.nyc.gov/site/finance/taxes/property-determining-your-market-value.page https://www1.nyc.gov/site/finance/taxes/property-determining... Class 2: "Residential property with more than 3 units including cooperatives and condominiums."