The average household size was 3.03 people and the average family size was roughly three and a half people (3.63), which puts Cathedral City above both the California and U.S. averages in those categories.
The median income for a household in the city was $38,887, and the median income for a family was $42,461. Men had a median income of $29,598, and the median income for women was $25,289. The per capita income for the city was $16,215. About 10.2% of families and 13.6% of the total population had incomes below the poverty line, including 16.3% of those under age 18 and 7.9% of those age 65 or over (senior citizens).