If you take a look at these visualizations of the most common types of American households, single homeowners are ranked first but inmate, shamefully, comes in at #9. https://kottke.org/23/05/visualizations-of-american-household-types
Visualizations of American Household Types
Based on data from a 2021 survey, FlowingData made these cool infographics of all of the different types of households in the Unitkottke.org