People are poorer today on an inflation adjusted basis
If you look at the historical ratio of income to the price of housing you'll see we're making less compared to the cost of things every year.
Pull up a chart of "FRED:ASPUS/FRED:MEHOINUSA646N" on https://www.tradingview.com
edit: took a screenshot to save the trouble https://imgur.com/a/U5ml4Iq
[0]: https://www.supermoney.com/inflation-adjusted-home-prices/
This has a lot more to do with governments making it illegal to build housing than the overall strength of the economy.