The US Housing Bubble and Collapse (c. 2000-2006)

Figure 8.8: The Ratio of House Prices to Median Income in the US (1945–2024)

For several decades, the median house price in a stable economy was consistently four times the median annual household income. In the last five years, this relationship has changed, and the median house price is now eight times the median annual household income. Based on this information alone, what is the most direct and significant conclusion an economist can draw about the housing market?

Comparative Housing Market Analysis

If, over a one-year period, median household income increases by 5% while median house prices increase by 15%, the house price-to-income ratio will rise, suggesting a potential decline in housing affordability.

Interpreting Housing Market Trends