Automated Valuation Models, comparable sales, appraisal data, and property value estimates.
New York uses a mortgage lien theory. County clerks and the NYC Register maintain property records. The state has a real estate transfer tax and a mansion tax. New York City is one of the most complex and high-value real estate markets globally.
5 sources available
ClearAVM is an automated valuation model (AVM) that provides property valuations. It is designed for use by investors, lenders, and regulators.
Automated valuation models for mortgage and insurance use.
Official US single-family house price indices from FHFA available via bulk download and CSV.
Monthly house price indices at national, state, and metro levels from Freddie Mac.
Automated home valuations for 110+ million US properties.