The Inflation Number Was Never Calibrated Correctly, and It Is Costing You $26,000 a Year
METHODS AND SOURCES
Methods and Sources
Median Household Income as a Percentage of GDP per Household (1950 to 2024)
Construction Method
Nominal GDP per household was calculated by dividing annual nominal GDP by the total number of U.S. households for each year. Total households is defined as the combined count of families and unrelated individuals, drawn from Census historical income tables. Median household income for each year is the reported median income figure for families and unrelated individuals from the same Census series. The ratio plotted is nominal median household income divided by nominal GDP per household, expressed as a percentage. No inflation adjustment is applied at this step, since both the numerator and denominator are nominal figures and the inflation deflator cancels out of the ratio.
The 1970 peak of 52.71% and the 2024 figure of approximately 38% are both read directly from this constructed series.
Data Sources
Nominal GDP, 1790 to 2023: Samuel H. Williamson, “What Was the U.S. GDP Then?” MeasuringWorth, 2025. http://www.measuringworth.org/usgdp/
Nominal GDP, 2024: Federal Reserve Economic Data (FRED), series GDP, annual frequency, end of period. https://fred.stlouisfed.org/series/GDP
Total households and median household income, historical: U.S. Census Bureau, “Income in 1968 of Families and Persons in the United States,” Current Population Reports, P60-66, 1969. https://www.census.gov/library/publications/1969/demo/p60-66.html
Total households and median household income, ongoing series: U.S. Census Bureau, Historical Income Tables: Households. https://www.census.gov/data/tables/time-series/demo/income-poverty/historical-income-households.html
Note on methodology change: beginning with the 2014 Current Population Survey Annual Social and Economic Supplement (CPS ASEC), the Census Bureau introduced redesigned income and health insurance coverage questions. Of approximately 98,000 surveyed addresses, roughly 68,000 received income questions consistent with the prior (2013) methodology, and the remaining 30,000 received the redesigned questions. The figures used in this analysis for the surrounding period draw on the subsample consistent with the prior methodology to preserve continuity with the longer historical series.
GDP per Household and Median Household Income, 2024 Figures
Construction Method
The $220,472 GDP per household figure for 2024 is nominal GDP for 2024 divided by the total number of U.S. households in 2024. As with every year in the series, the 2024 household count is drawn from the Census Bureau historical income tables listed above, defined as the combined count of families and unrelated individuals. The $83,730 median household income figure for 2024 is drawn directly from the same Census series. The $110,000 restoration target is calculated by applying the historical 50% baseline ratio (the average ratio sustained from 1950 through the early 1970s) to the 2024 GDP per household figure. The $26,270 gap is the difference between that $110,000 restoration target and the actual 2024 median household income of $83,730.
Data Sources
Same as the median household income ratio series above: MeasuringWorth (GDP through 2023), FRED series GDP (2024), and U.S. Census Bureau historical income tables.
Wage and Salary Accruals as a Percentage of GDP (1929 to 2024)
Construction Method
Total wage and salary accruals for each year were divided by nominal GDP for the corresponding year to produce the percentage shown. The 1970 peak of 50.38% is read directly from this constructed series.
Data Sources
Nominal GDP, 1790 to 2023: Samuel H. Williamson, “What Was the U.S. GDP Then?” MeasuringWorth, 2025. http://www.measuringworth.org/usgdp/
Nominal GDP, 2024: FRED, series GDP, annual frequency, end of period. https://fred.stlouisfed.org/series/GDP
Wage and salary accruals by industry: U.S. Bureau of Economic Analysis, National Income and Product Accounts, Table 6.3, “Wage and Salary Accruals by Industry,” compiled across four vintages of the table to cover the full period:
Table 6.3A (1929 to 1948), Table 6.3B (1948 to 1987), Table 6.3C (1987 to 2001), and Table 6.3D (2002 to 2024).
https://apps.bea.gov/histdata/fileStructDisplay.html?theID=12832
The Two-Income Household Arithmetic
Construction Method
The illustrative household example uses a primary earner at $60,000 and a secondary earner at $40,000, for a combined nominal income of $100,000. Childcare cost figures are drawn from Department of Labor reporting on full-day childcare costs, which range from $6,552 to $15,600 per year per child, averaging approximately $11,000. The two-child estimate of $22,000 annually is calculated by doubling that average. The net calculation showing approximately $10,000 retained from the second income, after childcare, commuting, additional food costs, and job-related expenses, is an illustrative estimate built from these figures rather than a single reported statistic. The comparison showing that the primary earner would need only a $12,000 raise (to $72,000) to net the same $10,000 is a direct arithmetic comparison, not drawn from external survey data.
Data Source
U.S. Department of Labor Blog, “New Data: Childcare Costs Remain an Almost Prohibitive Expense,” November 19, 2024. https://blog.dol.gov/2024/11/19/new-data-childcare-costs-remain-an-almost-prohibitive-expense
Goldman Sachs 2025 Retirement Survey and Insights Report
Data Source
Goldman Sachs Asset Management, “2025 Retirement Survey and Insights Report.” https://am.gs.com/en-us/institutions/news/press-release/2025/retirement-survey-press-release
This source is cited directly for its finding that rising costs in housing, childcare, healthcare, and education have outpaced wage growth since 2000 across income levels, including high earners. No additional calculation was performed on this figure; it is cited as reported.
Drift-Adjusted Purchasing Power Equivalence: $250,000 Today Versus $100,000 in 2000
Construction Method
For each year from 2000 to 2024, 1.5 percentage points were added to the official CPI-U annual inflation rate. The resulting adjusted annual rates were compounded year over year to build a cumulative drift-adjusted multiplier. That multiplier was applied to $100,000 to produce the drift-adjusted equivalent value in 2024, which yields approximately $250,000. This is the same drift-adjustment method used throughout the NETs project: add 1.5 percentage points to each year’s reported CPI-U rate, then recompound.
Derivation of the 1.5% Annual Drift Figure
The 1.5 percent annual drift figure applied throughout this analysis is not an assumed input. It is a triangulated estimate derived independently across five mainstream data sources, including BLS total factor productivity data, the Boskin Commission’s own bias estimates, the Case Shiller versus CPI wedge, and M2 per capita divergence. The full derivation, including the falsification conditions under which this figure would be revised or rejected, is explained in NETs Core Claim: The 1.5% CPI Drift.
Data Source
U.S. Bureau of Labor Statistics, CPI-U annual data and percent changes, 1913 to 2024, accessed via U.S. Inflation Calculator. https://www.usinflationcalculator.com/inflation/consumer-price-index-and-annual-percent-changes-from-1913-to-2008/
CPI-U was used because it is one of the few indexes with a single continuous annual series running from 1913 through 2024, which preserves consistency across the full compounding window.
Median New Home Price Comparison: 2000 Versus 2024
Construction Method
Median new home sale prices for 2000 and 2024 were taken directly from the nominal series listed below. The income-to-home-price ratio for 2000 was calculated by dividing the 2000 median new home price by $100,000. The ratio for 2024 was calculated by dividing the 2024 median new home price by $250,000, the drift-adjusted equivalent value established above. Both ratios are nominal price divided by nominal or drift-adjusted income; no separate inflation adjustment was applied to the home price series itself.
Data Source
Median Sales Price of Houses Sold for the United States, FRED series MSPUS, U.S. Census Bureau and U.S. Department of Housing and Urban Development. https://fred.stlouisfed.org/series/MSPUS
Pew Research Income Tier Classifications, 2000 and 2023
Construction Method
Pew Research’s middle income tier thresholds for a three-person household are originally reported in 2014 dollars. To compare against the $100,000 reference income in nominal year-2000 dollars, those 2014 dollar thresholds were deflated back to nominal 2000 dollars using standard CPI, not the drift-adjusted rate. CPI rose from an index value of approximately 172.2 in 2000 to approximately 236.7 in 2014, a cumulative increase of approximately 37.5%. Dividing the 2014 dollar thresholds by 1.375 produces the nominal 2000 dollar equivalents: a middle income upper threshold of approximately $91,300, an upper middle income range of approximately $91,300 to $137,000, and an upper income threshold beginning at approximately $137,000. Against this deflated threshold, a $100,000 income in 2000 sits at the very top of the middle income tier, just crossing into upper middle income, not the high income tier. The 2023 income tier classification, including the $183,000 entry threshold for the upper-income tier, is used as reported in Pew’s more recent data without modification, since it is already denominated in a year close to the 2024 analysis window.
Note on deflation method: this specific comparison uses standard CPI rather than the 1.5% drift adjustment used elsewhere in this article, because the purpose here is to establish where $100,000 sat within Pew’s own income tier framework in the year 2000, on Pew’s own terms, as an independent check rather than a drift-adjusted calculation.
Data Sources
Pew Research Center, “The Hollowing of the American Middle Class,” in “The American Middle Class Is Losing Ground,” December 9, 2015. https://www.pewresearch.org/social-trends/2015/12/09/1-the-hollowing-of-the-american-middle-class/
Pew Research Center, “The State of the American Middle Class,” May 31, 2024. https://www.pewresearch.org/race-and-ethnicity/2024/05/31/the-state-of-the-american-middle-class/
Consolidated Source List
For readers who want a single reference list of every source used in this article, independent of which specific claim it supports, the full list appears below in order of first use.
1. Samuel H. Williamson, “What Was the U.S. GDP Then?” MeasuringWorth, 2025. http://www.measuringworth.org/usgdp/
2. Federal Reserve Economic Data (FRED), series GDP, annual frequency, end of period. https://fred.stlouisfed.org/series/GDP
3. U.S. Census Bureau, “Income in 1968 of Families and Persons in the United States,” Current Population Reports, P60-66, 1969. https://www.census.gov/library/publications/1969/demo/p60-66.html
4. U.S. Census Bureau, Historical Income Tables: Households. https://www.census.gov/data/tables/time-series/demo/income-poverty/historical-income-households.html
5. U.S. Bureau of Economic Analysis, National Income and Product Accounts, Table 6.3, “Wage and Salary Accruals by Industry” (Tables 6.3A through 6.3D). https://apps.bea.gov/histdata/fileStructDisplay.html?theID=12832
6. U.S. Department of Labor Blog, “New Data: Childcare Costs Remain an Almost Prohibitive Expense,” November 19, 2024. https://blog.dol.gov/2024/11/19/new-data-childcare-costs-remain-an-almost-prohibitive-expense
7. Goldman Sachs Asset Management, “2025 Retirement Survey and Insights Report.” https://am.gs.com/en-us/institutions/news/press-release/2025/retirement-survey-press-release
8. U.S. Bureau of Labor Statistics, CPI-U annual data and percent changes, 1913 to 2024, accessed via U.S. Inflation Calculator. https://www.usinflationcalculator.com/inflation/consumer-price-index-and-annual-percent-changes-from-1913-to-2008/
9. Median Sales Price of Houses Sold for the United States, FRED series MSPUS, U.S. Census Bureau and U.S. Department of Housing and Urban Development. https://fred.stlouisfed.org/series/MSPUS
10. Pew Research Center, “The Hollowing of the American Middle Class,” in “The American Middle Class Is Losing Ground,” December 9, 2015. https://www.pewresearch.org/social-trends/2015/12/09/1-the-hollowing-of-the-american-middle-class/
11. Pew Research Center, “The State of the American Middle Class,” May 31, 2024. https://www.pewresearch.org/race-and-ethnicity/2024/05/31/the-state-of-the-american-middle-class/
Kyle Novack
June 19, 2026