Census (ACS by ZIP) MCP Server

by mcpwrightio.github.mcpwright/census-mcpv0.1.3

U.S. Census (ACS) data by ZIP: income, demographics, housing, education, from a local store.

0Pythonstdioofficial registry

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security

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freshness

Maintained50d ago

Install Census (ACS by ZIP) MCP server

claude mcp add mcpwright-census -e CENSUS_API_KEY='<census-api-key>' -- uvx mcpwright-census

{
  "mcpServers": {
    "mcpwright-census": {
      "command": "uvx",
      "args": [
        "mcpwright-census"
      ],
      "env": {
        "CENSUS_API_KEY": "<census-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "mcpwright-census": {
      "command": "uvx",
      "args": [
        "mcpwright-census"
      ],
      "env": {
        "CENSUS_API_KEY": "<census-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "mcpwright-census": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcpwright-census"
      ],
      "env": {
        "CENSUS_API_KEY": "<census-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "mcpwright-census": {
      "command": "uvx",
      "args": [
        "mcpwright-census"
      ],
      "env": {
        "CENSUS_API_KEY": "<census-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
CENSUS_API_KEY	yes	—	Free Census API key (get one at https://api.census.gov/data/key_signup.html). Required for the one-time bulk download of the ACS dataset.

Freshness

Maintained — last maintenance signal 50d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-08-20 · 50d ago · GitHub
Latest release
2026-08-20 · 50d ago · GitHub · v0.1.3
Package published
no data · npm/PyPI
Registry entry updated
2026-08-20 · 50d ago · official registry · v0.1.3

FAQ

›How do I install the Census (ACS by ZIP) MCP server in Claude Code?

Run: claude mcp add mcpwright-census -e CENSUS_API_KEY='<census-api-key>' -- uvx mcpwright-census. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Census (ACS by ZIP) require an API key?

Yes. It expects CENSUS_API_KEY.

›Can I use Census (ACS by ZIP) as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Census (ACS by ZIP) in the official MCP registry?

Yes, as io.github.mcpwright/census-mcp.