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Census MCP server

by mrfentmen·io.github.mrfentmen/census-mcp·v1.0.1
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US Census population data by nation, state, and county. Requires a free Census API key.

C65/100grade C
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Safety scan
C65/100

full report

Adoption
Not measured yet

Usage numbers are collected on the next scan

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If you have run it, two minutes of your experience saves the next person an afternoon.

Census tools (3)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • get_county_population

    Get county populations within a state.

  • get_nation_population

    Get US population totals.

  • get_state_population

    Get population for a state by FIPS code.

Public scan report

scanner v0.1.9 · 2026-09-21 · same rubric, same numbers if you re-run it

no findings
  • Code scan5 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancerepository not readable: repo not found3/15
  • Maintainer identityno repository or website to verify2/10
Overall 65/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install directly

Runs npx -y census-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add census-mcp -- npx -y census-mcp
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Census: common questions

Is Census MCP server safe?
With care: it is graded C, so read the findings first (65/100). Read the Census safety report
How do I install Census?
It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Census need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Census maintained?
The latest release is v1.0.1.

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