These are the official figures so the real ones are probably higher:
Foreclosed properties reached 606,000 units last year, up 35.7% from 2021, with the number of such properties finding buyers at auctions slumping 14.9% on year, according to calculations from a separate survey by China Index Academy, one of the country’s largest independent real estate research firms.
China had 474 million households in 2021. The indicator recorded a year-on-year increase of 0.9% in 2021. Between 2010 and 2021, the indicator increased by 18.2%. The number of households in China was highest in the year 2021 and lowest in the year 2010, between 2010 and 2021.