Data Sources

The Housing Insights tool draws on several data sources. Click on any of the sources listed below to learn more about it.

• Affordable Housing Inventory
• Building Permits
• Census
• Crime
• DC Taxes
• Home Mortgage Disclosure Act Data - DC Only - 2007-2015
• Housing Subsidy Data
• Housing and Urban Development Real Estate Assessment Center Scores
• Notices Issued Pursuant to Tenant Opportunity to Purchase Act (TOPA)
• Office of Tax and Revenue’s (OTR) Real Property Tax Database
• Zone Facts