US Census Bureau · Data Discovery

Lighting up what's possible.

Most people don't know what data the US Census actually collects. Explore the 3-level topic hierarchy, browse curated domain themes, or search all 28,000+ metrics — every "Test Query" button hands off to the live playground.

🌳 Expandable 3-Level Census Hierarchy Tree

Click on any major dataset branch below to expand its topics and reveal ready-to-test natural language queries.

▶ 📁 1. Data Profiles (DP Tables)

1,396 Variables · Community Summaries

Social & Household Profile `DP02`

Economy, Jobs & Income `DP03`

Housing & Real Estate `DP04`

Demographics & Age `DP05`

▶ 📁 2. Subject Tables (S Tables)

18,827 Variables · Deep Cross-Tabulations

Commute & Transit Modes `S08`

Poverty & Safety Net `S17 / S27`

Digital Inclusion & Broadband `S28`

📚 Browse Complete Directory of All 28 Subject Categories (18,827 Variables) ▶

• S01 Age and Sex

• S02 Race & Ethnic Profiles

• S05 Foreign-Born & Citizenship

• S07 Geographic Mobility / Migration

• S08 Commuting & Transit

• S09 Children & Households

• S10 Grandparents as Caregivers

• S11 Households and Families

• S12 Marital Status & History

• S13 Fertility

• S14 School Enrollment

• S15 Educational Attainment

• S16 Language Spoken at Home

• S17 Detailed Poverty Status

• S18 Disability Characteristics

• S19 Income & Quintiles

• S20 Earnings by Occupation

• S21 Veteran Status & Service Eras

• S22 Food Stamps / SNAP

• S23 Employment & Labor Force

• S24 Occupation by Sex & Pay

• S25 Housing Characteristics

• S27 Health Insurance Coverage

• S28 Computers & Internet

Tip: Use the search bar below to search for variables inside any of these 28 tables!

▶ 📁 3. Detailed Base Tables (B & C Tables)

10,000+ Variables · Raw Base Counts

Wealth Distribution & Inequality `B19083`

📚 Browse Complete Directory of Detailed Base Table Categories (1,400+ Tables · 10,000+ Variables) ▶

• B01 / C01 Age & Sex Base Counts

• B02 / C02 Race & Tribal Base Counts

• B03 / C03 Hispanic Origin Counts

• B04 / C04 Ancestry & Heritage

• B05 / C05 Foreign-Born & Citizenship

• B06 / C06 Place of Birth & Mobility

• B07 / C07 Migration by Demographics

• B08 / C08 Commute & Departure Times

• B09 / C09 Children & Households

• B10 / C10 Grandparents & Caregivers

• B11 / C11 Family Type & Composition

• B12 / C12 Marital History & Divorces

• B13 / C13 Fertility & Childbearing

• B14 / C14 Grade & School Enrollment

• B15 / C15 Educational Attainment Counts

• B16 / C16 Language Spoken & English

• B17 / C17 Poverty Status by Ratio

• B18 / C18 Specific Disability Counts

• B19 / C19 Household & Family Income

• B20 / C20 Earnings by Occupation

• B21 / C21 Veteran Status & Wars

• B22 / C22 Food Stamps / SNAP Counts

• B23 / C23 Labor Force Participation

• B24 / C24 Industry & Occupation Pay

• B25 / C25 Housing Units, Value & Rent

• B27 / C27 Health Insurance by Age

• B28 / C28 Computers & Internet Access

Tip: Detailed Base tables provide exact unrounded population counts for deep statistical calculations across all 28 themes!

Curated Domain Galleries

Complete Variable & Category Index

Enumerate, search, and filter every indicator across the Census Bureau database — by keyword, variable ID, or table series. Click any metric to test it in the playground.

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Variable ID	Human-Readable Metric & Concept	Table Series	Action
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Lighting up what's possible.

🌳 Expandable 3-Level Census Hierarchy Tree

Social & Household Profile DP02

Economy, Jobs & Income DP03

Housing & Real Estate DP04

Demographics & Age DP05

Commute & Transit Modes S08

Poverty & Safety Net S17 / S27

Digital Inclusion & Broadband S28