About

About ATTOM ATTOM is a leading curator of land, property data and real estate analytics, covering 158 million U.S. properties—99% of the population. Our multi-sourced real estate data includes property tax, deed, mortgage, foreclosure, environmental risk, natural hazard, neighborhood and geospatial boundary information, all validated through a rigorous 20-step process and linked by a unique ATTOM ID. From flexible delivery solutions—such as Property Data APIs, Bulk File Licenses, ATTOM Cloud, Real Estate Market Trends—to AI-Ready datasets, ATTOM fuels smarter decision-making across industries including real estate, mortgage, insurance, government, and more.