>>Most of the population lived in thatched huts or wood beam supported houses constructed from soil based cement like stuff. I assume this was true all over the world.
This is what extreme poverty (pervasive in pre-modern times, aand still present today in the poorest regions of the world) looks like:
"Official reports for Burgundy between the sixteenth and the eighteenth centuries are full of 'references to people [sleeping] on straw... with no bed or furniture' who were only separated 'from the pigs by a screen'."
- Civilization & Capitalism [3]
[1] https://ourworldindata.org/extreme-poverty
[2] https://theunbrokenwindow.com/Development/MADDISON%20The%20W...
[3] https://archive.org/stream/fernand-braudel-the-structure-of-...