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Address to Census Tract MCP Server

by theluckystrike Your server? Claim it
answering

Address to Census Tract MCP is answering right now. Last checked 1 min ago. It exposes 3 tools. Last commit 5 Nov 2026.

US address to census tract, block group, county FIPS and districts, from the Census Geocoder.

Uptime history 48 hours of history
48 hours agonow
100.0%
Uptime 24h
92 of 92 checks
3
Tools
read from the server
228 ms
Response time
average over 24h
0
Stars
last commit 5 Nov 2026

Nothing serious here today

Today is the operative word: we check Address to Census Tract MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 1 min ago.

run in your terminal
claude mcp add address-to-census-tract-mcp --transport http https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp
Settings → Connectors → Add custom connector, then paste this address
https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp
~/.codex/config.toml
[mcp_servers.address-to-census-tract-mcp]
url = "https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "address-to-census-tract-mcp": {
      "url": "https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "address-to-census-tract-mcp": {
      "type": "http",
      "url": "https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp"
    }
  }
}

Available tools 3

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

census
get_census_tract_for_address
Look up the census tract for a US street address with the official US Census Bureau Geocoder. Returns the matched address, latitude and longitude, the 11-digit tract GEOID and tract number, block group and block GEOIDs, state and county FIPS, incorporated place, county subdivision, congressional district, state senate and house districts, urban area and combined statistical area. Use it for CRA, LIHTC, opportunity zone, grant eligibility and demographic lookups that start from an address.
get_census_tract_for_coordinates
Census tract, block group, block, county, place and congressional and state legislative districts for a latitude and longitude, from the US Census Bureau Geocoder.
explain
explain_census_geoid
Split a census GEOID (2 digits state, 5 county, 11 tract, 12 block group, 15 block, or with a 1400000US style prefix) into state and county FIPS, tract code, the tract number as Census displays it (012405 is 124.05), block group and block. No network call.

Endpoints

URLTransportStateLatencyChecked
https://address-to-census-tract-mcp.lipmichal.workers.dev/mcp streamable-http answering 243 ms 1 min ago

Alternatives to Address to Census Tract MCP

same job, measured the same way
Pinloft: Batch Geocoder — Address to Lat/Long + Census FIPS
by shawmena-dotcom

Pinloft: US address to lat/lon, county, FIPS; reverse geocoding. Free, no key.

2 tools answering
Pinloft: Batch Geocoder — Address to Lat/Long + Census FIPS
by workers-cybermax-tools-cybermax

Pinloft: US address to lat/lon, county, FIPS; reverse geocoding. Free, no key.

2 tools answering
Pinloft: Batch Geocoder — Address to Lat/Long + Census FIPS
by cybermax-tools

Pinloft: US address to lat/lon, county, FIPS; reverse geocoding. Free, no key.

2 tools answering
Errandkit Census Tract & Demographics
by errandkit

Geocode US addresses to census tracts and add ACS demographics. Runs on Apify.

answering
Fcc MCP
by mrfentmen

FCC Census Block API: find census block, state, county and tract for coordinates.

104 installs/wk local only
Census Geocode MCP
by mrfentmen

US Census geocoder: addresses to coordinates, reverse geocoding and census geography lookup.

232 installs/wk local only
Census Geocoder
by pipeworx-io

US Census Bureau Geocoder MCP

328 installs/wk 47 tools answering
Census Geo MCP
by mrfentmen

Census Bureau geocoding API: address to coordinates and census geography.

137 installs/wk local only

Address to Census Tract MCP — questions

Answers built from our own checks of this server.

What can Address to Census Tract MCP do?
It exposes 3 tools, read directly from the server on our last check. Among them: explain_census_geoid, get_census_tract_for_address, get_census_tract_for_coordinates. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Address to Census Tract MCP working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 228 ms. The bar chart above shows every period we have measured.
How do I connect Address to Census Tract MCP?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Address to Census Tract MCP need an API key?
No. Address to Census Tract MCP completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 3 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Address to Census Tract MCP?
It answers our handshake in 228 ms on average, which is faster than 62% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is Address to Census Tract MCP open source?
The code is open source: it is published under the MIT licence, written in TypeScript and 0 stars on GitHub. The licence covers the code in the repository, not the hosted service at address-to-census-tract-mcp.lipmichal.workers.dev, which runs on its operator's own terms.