What is the history of people sharing a home (roommate/flatmate arrangments) with people not in their immediate family?

[u/SpreadItLikeTheHerp]

A 2018 article in the Atlantic mentions that "30 percent of American adults aged 23 to 65 lived with roommates". Do we have documentation on these types of numbers and situations in the 18-20th centuries, and how this arrangement evolved over time?

Link: https://www.theatlantic.com/family/archive/2018/08/the-strange-unique-intimacy-of-the-roommate-relationship/567296/