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Census (ACS by ZIP)

io.github.mcpwright/census-mcp · v0.1.3

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

Connect Runs on your machine

Terminal
claude mcp add census-mcp -e CENSUS_API_KEY=<CENSUS_API_KEY> -- uvx mcpwright-census==0.1.3
claude_desktop_config.json
{
  "mcpServers": {
    "census-mcp": {
      "command": "uvx",
      "args": [
        "mcpwright-census==0.1.3"
      ],
      "env": {
        "CENSUS_API_KEY": "<CENSUS_API_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "census-mcp": {
      "command": "uvx",
      "args": [
        "mcpwright-census==0.1.3"
      ],
      "env": {
        "CENSUS_API_KEY": "<CENSUS_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "census-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcpwright-census==0.1.3"
      ],
      "env": {
        "CENSUS_API_KEY": "<CENSUS_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
CENSUS_API_KEY
Required
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.

Details

Package[email protected] (PYPI, stdio)
First published20 Aug 2026
Last updated20 Aug 2026
Registry nameio.github.mcpwright/census-mcp

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