Census bureau MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Census bureau MCP or direct API to retrieve demographic statistics, analyze economic trends, generate population reports, and power data visualizations through natural language.

Census bureau logoCensus bureau
Api Key

Census bureau is the U.S. Census Bureau’s official data API, offering access to nationwide demographic, economic, and geographic statistics. It lets you power your applications and automations with up-to-date, authoritative U.S. data.

81 Tools

Try Census bureau now

Type what you want done — sign in and watch it run live in the Tool Router playground.

TOOL ROUTER PLAYGROUND
Census bureau
Try asking
TOOLS

Supported Tools

Every Census bureau action and event your agent gets out of the box.

Geocode Address

Tool to geocode a single address to get latitude/longitude coordinates.

Geocode Address for Census Geographies

Geocode an address and return Census geography identifiers including state, county, tract, block group, and block FIPS codes.

Geocode Address Parts

Tool to geocode an address using separate components (street, city, state, ZIP) to get latitude/longitude coordinates.

Geocode Address with Geography

Tool to geocode an address and return both coordinates and Census geography information.

Geocode Coordinates

Reverse geocode latitude/longitude coordinates to Census geographic areas.

Geocode Puerto Rico Address with Geography

Tool to geocode a Puerto Rico address and return coordinates plus Census geography data.

Batch Geocode Addresses with Geographies

Batch geocode multiple addresses from a CSV file and return Census geography codes.

Geocode Puerto Rico Address

Tool to geocode a Puerto Rico address with urbanization to latitude/longitude coordinates.

Get ACS 1-Year Estimates

Tool to retrieve 1-year American Community Survey (ACS) estimates for a specified geography.

Get ACS 5-Year Estimates

Retrieve 5-year American Community Survey (ACS) estimates from the U.

Get Community Resilience Estimates

Retrieve U.

Get County Business Patterns

Tool to retrieve County Business Patterns (CBP) data for a specified year.

Get Dataset Examples HTML

Tool to retrieve example queries for a Census dataset in HTML format.

Get Dataset Examples JSON

Tool to retrieve example API query patterns for a specific Census dataset and vintage.

Get Dataset Examples (XML)

Tool to retrieve example queries for a Census Bureau dataset in XML format.

Get Dataset Geography HTML

Tool to retrieve available geographies for a Census dataset in HTML format.

Get Dataset Geography JSON

Tool to get the list of supported geography levels for a specific Census dataset with their hierarchy and required predicates.

Get Dataset Geography XML

Tool to retrieve available geographies for a Census Bureau dataset in XML format.

Get Dataset Groups

Tool to retrieve the list of table groups for a Census dataset and vintage.

Get Dataset Sorts

Tool to list available sort options for a specific Census dataset and vintage.

Get Dataset Tags

Tool to list available tags/keywords for a specific Census dataset and vintage.

Get Dataset Variables JSON

Tool to retrieve the complete list of available variables for a specific Census dataset.

Get Decennial Census Data

Retrieve Decennial Census data (population, demographics, housing) from the U.

Get Planning Database Data

Get Planning Database (PDB) data containing Census tract and block group level data useful for planning.

Get Population Estimates

Retrieves Population Estimates Program (PEP) data from the US Census Bureau API.

Get TIGERweb ACS Generalized Boundaries

Tool to access generalized ACS (American Community Survey) boundary services from TIGERweb for specific survey years (2012-2024).

Get TIGERweb Map Service Metadata

Tool to retrieve TIGERweb MapServer service metadata including available layers, capabilities, and spatial reference information.

Get Timeseries Examples HTML

Tool to retrieve HTML-formatted example queries for a Census Bureau timeseries dataset.

Get Timeseries Examples JSON

Tool to get example queries for a timeseries dataset in JSON format.

Get Timeseries Examples XML

Tool to retrieve example queries for a Census Bureau timeseries dataset in XML format.

Get Timeseries Geography HTML

Tool to retrieve available FIPS geographies for a timeseries dataset in HTML format.

Get Timeseries Geography JSON

Tool to get available geographies for a timeseries dataset in JSON format.

Get Timeseries Geography XML

Tool to retrieve available geographies for a Census Bureau timeseries dataset in XML format.

Get Timeseries Variables HTML

Tool to retrieve a list of available variables for a Census timeseries dataset in HTML format.

Get Timeseries Variables JSON

Tool to get a list of variables available for a timeseries dataset in JSON format.

Get Timeseries Variables XML

Tool to get a list of variables available for a timeseries dataset in XML format.

Get Variable Details

Tool to retrieve metadata for a specific variable in a Census dataset for a given year.

List Available Datasets

Lists all available Census Bureau datasets with their metadata, vintages, and API endpoints.

List Datasets HTML

Tool to retrieve a complete HTML listing of all available (non-timeseries) Census Bureau datasets.

List Datasets XML

Tool to retrieve a list of all available Census Bureau datasets in XML format.

List Geocoder Benchmarks

List all available benchmark versions for the Census Bureau geocoding service.

List Geocoder Vintages

Tool to list available geography vintages for a given Census geocoder benchmark.

List TIGERweb Services

Tool to discover all available TIGERweb map services for Census geographic boundaries.

List Timeseries Datasets (HTML)

Tool to retrieve a list of all available timeseries datasets from the US Census Bureau API in HTML format.

List Timeseries Datasets (JSON)

Tool to list all available timeseries datasets from the US Census Bureau API.

List Timeseries Datasets (XML)

Tool to retrieve a list of all available Census Bureau timeseries datasets in XML format.

Query ACS Supplemental Estimates

Query ACS Supplemental Estimates data by variables and geography.

Query ACS Comparison Profiles

Query ACS Comparison Profiles data by variables and geography.

Query ACS Migration Flows

Tool to query American Community Survey (ACS) Migration Flows data by variables and geography.

Query ACS Data Profile

Tool to query ACS Data Profiles by variables and geography.

Query ACS Selected Population Profiles

Tool to query ACS Selected Population Profiles (SPP) data by variables and geography for specific population groups.

Query ACS Subject Tables

Tool to query ACS Subject Tables data by variables and geography.

Query Annual Business Survey

Tool to query Annual Business Survey Company Summary (abscs) data with demographic filters.

Query Commodity Flow Survey

Query Commodity Flow Survey data on freight shipments by origin, destination, mode, and commodity.

Query CPS Survey Data

Tool to query Current Population Survey (CPS) microdata including basic monthly employment data and supplemental surveys.

Query Decennial DHC

Tool to query Decennial Census Demographic and Housing Characteristics (DHC) data by variables and geography.

Query Decennial Census Demographic Profile

Tool to query Decennial Census Demographic Profile data by variables and geography.

Query Decennial Census P.L. Redistricting Data

Tool to query Decennial Census P.

Query Economic Census Data

Tool to query Economic Census data including establishments, employment, payroll, and receipts by geography and industry (NAICS).

Query International Trade Timeseries

Tool to query International Trade timeseries data from Census Bureau API.

Query Nonemployer Statistics

Tool to query Nonemployer Statistics data covering businesses with no paid employees.

Query PEP CharAgeGroups

Query population estimates by age groups, sex, race, and Hispanic origin from the Census Bureau PEP CharAgeGroups dataset.

Query PEP Components

Query components of population change from the Census Bureau Population Estimates Program (PEP).

Query PEP Housing Estimates

Query housing unit estimates from the US Census Bureau Population Estimates Program (PEP).

Query Population Projections

Query population projections from the Census Bureau API.

Query Surname Data

Query surname frequency data from the U.

Query TIGERweb Layer

Tool to query TIGERweb GeoServices for Census geographic boundaries and features.

Query Business Dynamics Statistics

Query Business Dynamics Statistics (BDS) time series data from the Census Bureau.

Query Timeseries Data

Query Census timeseries datasets containing longitudinal data for multiple time periods.

Query Economic Indicators Time Series

Tool to query Economic Indicators Time Series (EITS) data from the US Census Bureau.

Query Residential Construction Stats

Tool to query Residential Construction statistics from Census Bureau Economic Indicators Time Series (EITS).

Query Residential Sales Data

Query Residential Sales statistics from Census Bureau's Economic Indicator Time Series (EITS).

Query Health Insurance Estimates

Query Small Area Health Insurance Estimates (SAHIE) from the Census Bureau timeseries API.

Query Household Pulse Survey Timeseries

Tool to query Household Pulse Survey (HPS) timeseries data measuring household experiences during the COVID-19 pandemic.

Query International Database

Query International Database (IDB) demographic data for 227 countries and areas worldwide.

Query Timeseries International Trade Exports by HS

Tool to query international trade exports by Harmonized System code from Census Bureau time series API.

Query Timeseries International Trade Imports by End Use

Query international trade imports by end-use category from Census Bureau timeseries data.

Query Timeseries Poverty

Query poverty statistics from the Census Bureau's timeseries poverty datasets.

Query QWI Timeseries Data

Query Quarterly Workforce Indicators (QWI) timeseries data on employment, earnings, and job flows.

Query Timeseries QWI State/Area

Query Quarterly Workforce Indicators (QWI) State/Area characteristics from the Census Bureau's time series API.

Query ZIP Business Patterns

Tool to query ZIP Code Business Patterns (ZBP) data including establishments and employment by ZIP code and industry.

SETUP GUIDE

Connect Census bureau MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install the Composio SDK and Claude Agent SDK
2

Create Tool Router Session

typescript
import { Composio } from '@composio/core';

const composio = new Composio({ apiKey: 'your-api-key' });

console.log("Creating Tool Router session...");
const { mcp } = await composio.create('your-user-id');
console.log(`Tool Router session created: ${mcp.url}`);
Initialize the Composio client and create a Tool Router session
3

Connect to AI Agent

typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText, stepCountIs } from 'ai';

const client = await createMCPClient({
  transport: {
    type: 'http',
    url: mcp.url,
    headers: { 'x-api-key': 'your-composio-api-key' }
  }
});

const tools = await client.tools();

const { text } = await generateText({
  model: openai('gpt-4o'),
  tools,
  messages: [{ role: 'user', content: 'Get ACS 1-Year Estimates for California in 2022' }],
  stopWhen: stepCountIs( 5 )
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent
SETUP GUIDE

Connect Census bureau API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install the Composio SDK
2

Initialize Composio and Create Tool Router Session

typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';

const composio = new Composio({
  provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');
Import and initialize Composio client, then create a Tool Router session
3

Execute Census bureau Tools via Tool Router with Your Agent

typescript
const tools = session.tools;
const response = await openai.responses.create({
  model: 'gpt-4.1',
  tools: tools,
  input: [{
    role: 'user',
    content: 'Get the latest ACS 1-year estimate for median household income in California.'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Census bureau actions with your Agent

Why Use Composio?

AI Native Census bureau Integration

  • Supports both Census bureau MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Census bureau data

Managed Auth

  • Built-in OAuth handling with automatic token refresh and rotation
  • Central place to manage, scope, and revoke Census bureau access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Census bureau
  • Scoped, least privilege access to Census bureau resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Census bureau requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Start with Census bureau.It takes 30 seconds.

Managed auth, hosted MCP servers, and every Census bureau tool your agent needs.Free to start.

Start building