Earlier quoted context omitted.
> it doesn't mean housing was laughably affordable and now isn't. I appreciate your approach, and I hadn't considered this perspective, but it still rings hollow to me: Can I purchase 1/2.6 of a house? Just because the unit cost of housing has gotten cheaper doesn't mean _owning a home_ is more affordable. Sure, I'll accept larger homes are being built at cheaper unit-cost. But those homes are still being snatched up…
You can - it's called buying a smaller house? The problem is land has gotten expensive, not so much construction. Also, regulations and the like generally raise the bar for what is considered an acceptable house, which also contributes to rising prices (eg. things like mandatory minimum parking, housing amenities, etc. Some places want to ban apartments smaller than a particular size because they are "expensive dog-b…
Your third paragraph starts to align with what I said. But "buy a smaller house" is not a helpful response to "there are no small houses for sale".