And yet it not very long ago it was feasible for a single income earner on minimum wage to not only be able to afford a home, but do so while supporting a family.

Could they be anything other than a white male? Was that by any chance directly after a major war that significantly reduced the male population? Were the houses often extremely low quality and built without any modern safety codes? Historical context matters, if you weren’t in the privileged group this scenario was just as much of a fantasy then as it is today.