HUD User (USPS Crosswalk) MCP Server
Map ZIP codes to Census geographies via HUD User USPS Crosswalk API.
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What is the HUD User MCP Server?
The HUD User MCP Server gives AI agents like Claude, ChatGPT, and Cursor direct access to HUD User via 10 tools. Map ZIP codes to Census geographies via HUD User USPS Crosswalk API. Powered by the Vinkius - no API keys, no infrastructure, connect in under 2 minutes.
Built-in capabilities (10)
Tools for your AI Agents to operate HUD User
Ask your AI agent "Find the census tracts associated with ZIP code 90210." and get the answer without opening a single dashboard. With 10 tools connected to real HUD User data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by the Vinkius - your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you access to thousands of MCP servers - and you can deploy your own to the Vinkius Edge. Your AI agents only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure and security, zero maintenance.
Build your own MCP Server with our secure development framework →Vinkius works with every AI agent you already use
…and any MCP-compatible client
HUD User (USPS Crosswalk) MCP Server capabilities
10 toolsMaps CBSAs to ZIP codes
Maps CBSA Divisions to ZIP codes
Maps Congressional Districts to ZIP codes
Maps Counties to ZIP codes
Maps Census Tracts to ZIP codes
Maps ZIP codes to Core Based Statistical Areas (CBSA)
Maps ZIP codes to CBSA Divisions
Maps ZIP codes to Congressional Districts
Maps ZIP codes to Counties
Maps ZIP codes to Census Tracts
What the HUD User (USPS Crosswalk) MCP Server unlocks
Empower your AI agents to navigate US geography with precision. This MCP server connects to the HUD User Data API to provide crosswalks between USPS ZIP codes and Census Bureau geographies including Tracts, Counties, CBSAs, and Congressional Districts. Essential for urban planning, demographics analysis, and real estate data processing.
Frequently asked questions about the HUD User (USPS Crosswalk) MCP Server
How do I get a HUD User Access Token?
Register for an account at the HUD User API page (https://www.huduser.gov/portal/dataset/uspszip-api.html), confirm your email, and generate a token in your user dashboard.
Which year of data is used?
By default, the API returns the most recent available data. You can optionally specify a year and quarter in each tool.
Does it support mapping Tracts back to ZIP codes?
Yes, tools like tract_to_zip and county_to_zip allow bidirectional crosswalking between geography IDs and ZIP codes.
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Connect HUD User (USPS Crosswalk) with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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Give your AI agents the power of HUD User MCP Server
Production-grade HUD User (USPS Crosswalk) MCP Server. Verified, monitored, and maintained by Vinkius. Ready for your AI agents — connect and start using immediately.