Source: For-Sale Inventory (Smooth, SA) Data for Ulster County available at https://www.zillow.com/research/data/
Source: Quarterly Historic Metro ZHVI for Kingston Metropolitan Statistical Area (Ulster County) available at https://www.zillow.com/research/data/
More information and methodology for the Zillow Home Value Index (ZHVI) can be found at https://www.zillow.com/research/zhvi-methodology-6032/