Allegheny CountyMail carriers routinely collect data on address no longer receiving mail due to vacancy. This vacancy data is reported quarterly at census tract geographies in the United States for residential, commercial, and industrial properties along with counts of total mailing addresses. ## Preprocessing/Formatting ## The data is split into separate tables because different decades of data use different US Census geographies (e.g., 2010 U.S. Census tracts). ___Support for Health Equity datasets and tools provided by [Amazon Web Services (AWS)](https://aws.amazon.com/) through their [Health Equity Initiative](https://aws.amazon.com/government-education/nonprofits/global-social-impact/health-equity/).___vacant-addressesengWestern Pennsylvania Regional Data Center Open DataPublicHousing & PropertiesPennsylvania Vacant AddressesDatasetsPennsylvania--Allegheny CountyPennsylvaniaLast Modified: 2025-05-13