Methodology & Data Sources

Data Source

All data comes directly from the U.S. Bureau of Labor Statistics Consumer Expenditure Survey (BLS CEX) - the most comprehensive federal source for US household spending data. The BLS has tracked American household spending continuously since 1980 using two complementary instruments: a diary survey (for small, frequent purchases like groceries and gas) and an interview survey (for large, infrequent purchases like furniture and vehicles). Data tables are published annually via the CEX tables release, with PUMD microdata available from the BLS PUMD program. Supplementary household-composition context comes from the U.S. Census Bureau Current Population Survey.

Survey Methodology

The CEX samples approximately 24,000 consumer units per year, using a rotating panel design. Each consumer unit participates for five consecutive quarterly interviews. The BLS uses the survey to compute expenditure estimates for the total US population and key demographic segments.

A "consumer unit" is a household (related family members or a financially independent person) rather than a physical dwelling. Expenditure data represents annual spending by category, not individual transactions.

Participation in the CEX is voluntary, households are recruited and interviewed but cannot be compelled to respond. Like most household expenditure surveys, the CEX is subject to well-documented self-report and non-response limitations, respondents may underreport spending in categories such as alcohol, tobacco, and some discretionary purchases, and survey non-response is not perfectly random across income and demographic groups. The BLS applies weighting to correct for known non-response patterns, but the figures shown here should be read as survey-based estimates, not a census of every household's actual spending.

Dimensions Covered

  • Income quintile: Five groups from lowest 20% to top 20% of income distribution
  • Age cohort: Seven groups from under 25 to 75 and older
  • Census region: Northeast, Midwest, South, West
  • Household size: 1 person through 5 or more persons
  • Housing tenure: Owner with mortgage, owner without mortgage, renter
  • Year trend: 2020 through 2024 (annual CEX publications)

Processing Pipeline

  1. Download BLS CEX public use microdata and published tables for years 2020–2024
  2. Extract expenditure totals by category (housing, food, transportation, healthcare, entertainment, etc.) for each demographic segment
  3. Normalize to annual per-consumer-unit figures as BLS reports them
  4. Compute budget shares (percentage of total expenditure) for each category and segment
  5. Load into our browseable database indexed by dimension (income, age, region, size, tenure, year)

Data Vintage and Update Frequency

PlainHousehold shows data through 2024 (published by the BLS in September 2025). The BLS releases Consumer Expenditure Survey results annually, typically in September for the prior calendar year. Each release includes updated annual averages and revised estimates for prior years where applicable. PlainHousehold updates its database when new BLS CEX releases become available. Historical data from 2020 onward is maintained to enable year-over-year trend analysis of how American spending patterns have evolved, including the significant shifts during and after the COVID-19 pandemic.

Free to reuse with attribution: download the full spending-by-category dataset (CSV). Same national annual amounts and share-of-total figures every category page renders, for every category and year covered.

Accuracy Commitment

PlainHousehold reproduces BLS Consumer Expenditure Survey data exactly as published. Spending amounts, category breakdowns, percentage-of-total calculations, and demographic segment averages are presented without editorial modification. All dollar amounts are in nominal terms as published by the BLS, no inflation adjustment is applied. When data for a specific category or demographic cross-tabulation is suppressed by the BLS due to insufficient sample size or high variance, PlainHousehold displays this transparently rather than estimating values.

Limitations

  • CEX estimates are population-level averages based on a sample of approximately 24,000 consumer units per year. Individual household spending will vary significantly from these averages based on geographic location, family composition, lifestyle, and personal financial circumstances.
  • The survey relies on participant recall and diary-keeping. Some categories, especially irregular large purchases like vehicles, major appliances, or home repairs, may have higher sampling variance and wider confidence intervals than routine expenses.
  • National and regional averages may not reflect local cost conditions. Housing costs, food prices, and transportation expenses vary substantially between metropolitan areas and rural communities within the same census region.
  • Dollar amounts are in nominal terms and are not adjusted for inflation. Year-over-year comparisons should account for CPI changes when analyzing real spending trends.
  • This data is for informational and educational purposes only. PlainHousehold is not affiliated with the BLS or any government agency.

Contact

Questions about our methodology? Contact us.

Every figure on PlainHousehold is rendered directly from the U.S. Bureau of Labor Statistics Consumer Expenditure Survey, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.