63.9 million
The number of 20- to 34-year-olds in 2013
The share of 20- to 34-year-olds who were householders or spouses of householders decreased 6.1% from 2003 to 2013.
20.9%
The percentage of this age group who were single-family homeowners in 2013, down more than 7% since 2003.
3.5%
The share of 25- to 29-year-olds doubling up with other renters grew this much from 2003 to 2013.
The number of 20- to 34-year olds living with parent homeowners grew nearly 2% from 2003 to 2013.
24%
The 2013 household formation rate for people ages 20 to 24, less than half the overall rete among those over 20.
14.3%
The share of young households renting in 2013. In 2003, it was 14.5%.
17.9%
The share of young adult householders and spouses in single-family rentals in 2013.
Single-family homeownership dropped almost 10% among 30- to 34-year-olds from 2003 to 2013.
The number of 20- to 34-year olds renting 1-4 family homes grew 3.3% in the past decade.

Source for all statistics: "Where Are All the Young Renters?" National Multifamily Housing Council Research Notes Newsletter, Dec. 17, 2014