Homelessness Data Exchange (HDX), Versions 1.0 and 2.0

The Homelessness Data Exchange (HDX) is an online data submission tool for reporting to HUD, primarily to allow HUD to create the national-level Annual Homeless Assessment Report (AHAR) to Congress.

HDX 2.0

HUD has developed a new platform, the Homelessness Data Exchange, version 2.0, where CoCs submit Longitudinal Systems Analysis (LSA) data (replacing previous AHAR data submissions) and access Stella, HUD’s new strategy and analysis tool.

HDX 2.0 Guides, Tools, and Webinars

Log on with your original HDX username (if this is your first time logging in, you will need to create a new password by clicking “forgot your password?” on the login screen) to view and submit your LSA report data.


The original HDX continues to exist and will allow Continuums of Care to submit or view data on the:

  • Housing Inventory Count (HIC)
  • Point-in-Time (PIT) Count
  • System Performance Measures (SPM)
  • Annual Homeless Assessment Report (AHAR) – view past submissions only

Learn more about reporting in HDX.

HDX Guides, Tools, and Webinars

Guides, tools, webinars, and other resources related to HDX are provided to assist grantees.

HDX News & Announcements

View All HDX News & Announcements

Join the HUD Exchange Mailing List

Stay up to date on the latest technical assistance resources and training opportunities.

Join the HUD.gov Mailing List

Get the latest news from HUD on Notices, funding, memos, and other official HUD guidance.

Ask an HDX Question


HDX 2.0 Log-in and Registration

HDX 2.0 Log-in


Looking for Stella?

Learn more about this strategy and analysis tool on the Stella resources page.

Access Stella via your HDX 2.0 account.

Original HDX Log-in and Registration

HDX Log-in