>In 1990 7.4% of single young adults were living with a roommate, increasing to 8.1% in 2000. From 2010 through 2022 the share was stable, reaching 8.7% in 2022.
>From 1990 through 2016 the share of single young adults living alone remained relatively stable, ranging from 6.0% to 6.8%. However, the share increased to 8.2% in 2022.
Although I think this does include current students.
https://www.bgsu.edu/ncfmr/resources/data/family-profiles/FP...
But in the same bedroom? Because outside the context of a college dorm, I don't think I've really come across "roommate" as referring to sharing a bedroom, and sharing a 2BR apartment is a significantly different situation.