Net worth not including primary residence.
2015 data has been taken from .
No 2015 data available for households with a net worth of 500K U.S. dollars and more.
Citation formats
U.S. millionaire households 1997-2015, by net worth
The statistic shows the number of millionaire households in the United States from 1997 to 2015, by net worth. In 1997, about *** million households had a net worth of * million U.S. dollars or more, excluding primary residence.
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Spectrem Group. (March 31, 2016). Number of millionaire households in the United States from 1997 to 2015, by net worth (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 22, 2026, from /statistics/300451/us-millionaire-households/
Spectrem Group. "Number of millionaire households in the United States from 1997 to 2015, by net worth (in millions)." Chart. March 31, 2016. ÌÇÐÄÆƽâ°æ. Accessed July 22, 2026. /statistics/300451/us-millionaire-households/
Spectrem Group. (2016). Number of millionaire households in the United States from 1997 to 2015, by net worth (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 22, 2026. /statistics/300451/us-millionaire-households/
Spectrem Group. "Number of Millionaire Households in The United States from 1997 to 2015, by Net worth (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 31 Mar 2016, /statistics/300451/us-millionaire-households/
Spectrem Group, Number of millionaire households in the United States from 1997 to 2015, by net worth (in millions) ÌÇÐÄÆƽâ°æ, /statistics/300451/us-millionaire-households/ (last visited July 22, 2026)
Number of millionaire households in the United States from 1997 to 2015, by net worth (in millions) [Graph], Spectrem Group, March 31, 2016. [Online]. Available: /statistics/300451/us-millionaire-households/
