Census ACS Demographics
Population, income, poverty, education, housing, and commuting from the US Census ACS
Should I use this
Quality & Safety
Based on automated analysis of tool definitions and protocol compliance.
Context Cost
This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.
Install
One-Click Install
Add this to your `claude_desktop_config.json` file:
{
"mcpServers": {
"census": {
"url": "https://mcp.olyport.com/census/mcp"
}
}
}Remote endpoints
https://mcp.olyport.com/census/mcpstreamable-httpWhat it can do
Tool inventory
Tools (5)
🟢get_county_demographics(state, county_fips, year)
Get demographic data for counties: population, median age, race, Hispanic origin, income, and poverty. Returns one record per county with total population, median age, racial breakdown (White, Black, American Indian, Asian, Pacific Islander, Other, Two+), Hispanic/Latino percentage, median household income, and poverty rate. Args: state: Two-letter state abbreviation (e.g. 'WA', 'CA') or 2-digit FIPS code. county_fips: Three-digit county FIPS code (e.g. '033' for King County). Omit to get all counties in the state. year: ACS 5-year estimate year (default 2022). Data covers year-4 through year.
Input Schema
{
"type": "object",
"properties": {
"state": {
"title": "State",
"type": "string"
},
"county_fips": {
"default": null,
"title": "County Fips",
"type": "string"
},
"year": {
"default": 2022,
"title": "Year",
"type": "integer"
}
},
"required": [
"state"
],
"title": "get_county_demographicsArguments"
}Output Schema
{
"type": "object",
"properties": {
"result": {
"title": "Result",
"type": "string"
}
},
"required": [
"result"
],
"title": "get_county_demographicsOutput"
}🟢get_county_economics(state, county_fips, year)
Get economic data for counties: income, poverty, home values, rent, and health insurance. Returns median household income, poverty rate, median home value, median gross rent, and health insurance coverage rates (insured vs uninsured). Args: state: Two-letter state abbreviation (e.g. 'WA', 'CA') or 2-digit FIPS code. county_fips: Three-digit county FIPS code (e.g. '033' for King County). Omit to get all counties in the state. year: ACS 5-year estimate year (default 2022).
Input Schema
{
"type": "object",
"properties": {
"state": {
"title": "State",
"type": "string"
},
"county_fips": {
"default": null,
"title": "County Fips",
"type": "string"
},
"year": {
"default": 2022,
"title": "Year",
"type": "integer"
}
},
"required": [
"state"
],
"title": "get_county_economicsArguments"
}Output Schema
{
"type": "object",
"properties": {
"result": {
"title": "Result",
"type": "string"
}
},
"required": [
"result"
],
"title": "get_county_economicsOutput"
}🟢get_county_education(state, county_fips, year)
Get educational attainment for counties (population 25+). Returns counts and percentages for: less than high school, high school diploma/GED, some college/associate degree, bachelor's degree, and graduate/professional degree. Args: state: Two-letter state abbreviation (e.g. 'WA', 'CA') or 2-digit FIPS code. county_fips: Three-digit county FIPS code (e.g. '033' for King County). Omit to get all counties in the state. year: ACS 5-year estimate year (default 2022).
Input Schema
{
"type": "object",
"properties": {
"state": {
"title": "State",
"type": "string"
},
"county_fips": {
"default": null,
"title": "County Fips",
"type": "string"
},
"year": {
"default": 2022,
"title": "Year",
"type": "integer"
}
},
"required": [
"state"
],
"title": "get_county_educationArguments"
}Output Schema
{
"type": "object",
"properties": {
"result": {
"title": "Result",
"type": "string"
}
},
"required": [
"result"
],
"title": "get_county_educationOutput"
}🟢get_tract_data(state, county_fips, variables, year)
Get tract-level ACS data for any variables within a county. This is a flexible tool for querying any ACS 5-year estimate variables at the census tract level. Automatically batches requests if more than 50 variables are requested. Common variable examples: - B01001_001E: Total population - B19013_001E: Median household income - B17001_002E: Population below poverty level - B25077_001E: Median home value - B02001_002E-008E: Race breakdown Args: state: Two-letter state abbreviation (e.g. 'WA') or 2-digit FIPS code. county_fips: Three-digit county FIPS code (e.g. '033' for King County, WA). variables: Comma-separated ACS variable codes (e.g. 'B01001_001E,B19013_001E'). NAME is always included automatically. year: ACS 5-year estimate year (default 2022).
Input Schema
{
"type": "object",
"properties": {
"state": {
"title": "State",
"type": "string"
},
"county_fips": {
"title": "County Fips",
"type": "string"
},
"variables": {
"title": "Variables",
"type": "string"
},
"year": {
"default": 2022,
"title": "Year",
"type": "integer"
}
},
"required": [
"state",
"county_fips",
"variables"
],
"title": "get_tract_dataArguments"
}Output Schema
{
"type": "object",
"properties": {
"result": {
"title": "Result",
"type": "string"
}
},
"required": [
"result"
],
"title": "get_tract_dataOutput"
}🟢get_commuting_data(state, county_fips, year)
Get means of transportation to work data for counties. Returns worker counts and percentages for: drove alone, carpooled, public transit, walked, bicycle, taxi/motorcycle/other, and worked from home. Args: state: Two-letter state abbreviation (e.g. 'WA', 'CA') or 2-digit FIPS code. county_fips: Three-digit county FIPS code (e.g. '033' for King County). Omit to get all counties in the state. year: ACS 5-year estimate year (default 2022).
Input Schema
{
"type": "object",
"properties": {
"state": {
"title": "State",
"type": "string"
},
"county_fips": {
"default": null,
"title": "County Fips",
"type": "string"
},
"year": {
"default": 2022,
"title": "Year",
"type": "integer"
}
},
"required": [
"state"
],
"title": "get_commuting_dataArguments"
}Output Schema
{
"type": "object",
"properties": {
"result": {
"title": "Result",
"type": "string"
}
},
"required": [
"result"
],
"title": "get_commuting_dataOutput"
}Community
Evidence