Demographics / Census data for AI agents
US Census Bureau data: population, demographics, income, housing, commute, employment, business establishments. ACS 5-year and County Business Patterns. Where the upstream source provides it, the response includes a timestamp or freshness note.
Get a free key → See all 6 tools
How to connect
These Demographics / Census tools use the same LiveDataLink endpoint as the rest of the catalog. Add it to an MCP client that supports Streamable HTTP and include your bearer key. Each source has its own coverage, update schedule, and credential requirements; those limits are listed in the catalog and response notes.
{
"mcpServers": {
"livedatalink": {
"url": "https://livedatalink.ai/mcp",
"headers": { "Authorization": "Bearer YOUR_API_KEY" }
}
}
}Once connected, call any tool below. The free tier covers 1,000 queries each month across the 377-tool catalog, with no credit card.
Demographics / Census tools (6)
| census_population | Total population, male, female, median age for any US state, county, ZIP, city, or tract. |
| census_demographics | Race, ethnicity, age breakdown by geography. |
| census_income_housing | Median income, home values, rent, ownership rates for any US geography. |
| census_commute_employment | Labor force, unemployment, commute times, public transit usage, work-from-home rates. |
| census_business | Business establishments, employment, annual payroll, optional NAICS filter. |
| census_geography_lookup | Find Census FIPS codes by name (state, county, ZIP). Use first to get codes for other tools. |
Common queries this domain answers: census · population · demographics · income · poverty · housing · zip code · median · statistics · acs · american community survey · race · ethnicity · age · employment · commute.
Why LiveDataLink for Demographics / Census
- One key, 81 domains. These tools sit alongside FMCSA carrier safety, sanctions screening, SEC filings, courts, Census, and FRED through the same endpoint. Source coverage and credentials vary by tool.
- Check source terms. Sourced from US Census Bureau; review its attribution and redistribution rules before shipping results.
- For agent workflows. Read-only annotated MCP tools over Streamable HTTP with Bearer auth. Use them with clients that support this transport, including compatible Claude, Cursor, and n8n setups.
FAQ
- What can I look up in Demographics / Census?
- US Census Bureau data: population, demographics, income, housing, commute, employment, business establishments. ACS 5-year and County Business Patterns. The catalog has 6 tools, including census_population, census_demographics, census_income_housing, census_commute_employment, census_business, census_geography_lookup. They are available over the Model Context Protocol at https://livedatalink.ai/mcp. Coverage and update timing come from US Census Bureau.
- How do I connect these tools?
- Add https://livedatalink.ai/mcp as a Streamable HTTP MCP server in Claude, Cursor, n8n, or another compatible client, then send an "Authorization: Bearer YOUR_API_KEY" header. A free key includes 1,000 queries/month with no card at https://livedatalink.ai/signup/free. The same key works across domains, although some upstream sources have their own credentials or limits.
- Can I reuse the results in my product?
- That depends on US Census Bureau's terms. Check its attribution and redistribution rules before shipping results to customers. LiveDataLink's free tier includes 1,000 queries/month, and paid plans start at $10/month.