Civic Library MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 59 installs a week from npm. Last commit 16 Jun 2026.
US civic & property data: geocoding, census tracts, Opportunity Zones, FEMA flood zones.
Today is the operative word: we check Civic Library MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add civic-library-mcp -- npx -y civic-library-mcp
{
"mcpServers": {
"civic-library-mcp": {
"command": "npx",
"args": [
"-y",
"civic-library-mcp"
]
}
}
}
[mcp_servers.civic-library-mcp]
command = "npx"
args = ["-y", "civic-library-mcp"]
{
"mcpServers": {
"civic-library-mcp": {
"command": "npx",
"args": [
"-y",
"civic-library-mcp"
]
}
}
}
{
"servers": {
"civic-library-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"civic-library-mcp"
]
}
}
}
Optional settings from the registry entry, left out of the block above:
CENSUS_API_KEY (Free Census API key (https://api.census.gov/data/key_signup.html). Required only for the get_tract_demographics tool; all other tools work with no key).
Polish registers: KRS, VAT, bank checks, parcels, geocoding, property prices (RCN), optional REGON.
Maps, geocoding and time zones for AI coding agents, on OpenStreetMap, with hard prepaid spend caps.
Geocode US addresses to census tracts and add ACS demographics. Runs on Apify.
Sold prices, area reports, postcodes, flood risk, crime and food hygiene for any UK location.
US Census geocoder: addresses to coordinates, reverse geocoding and census geography lookup.
City of Tampa GIS — Tampa, Florida open geospatial data (ArcGIS).
US neighborhood Safety Scores, score drivers, geocoding and nearby activity from CrimeScore.io.
City geocoding and timezone resolution for birth data, for AI agents, one API key.
Answers built from our own checks of this server.