You don't have to ask realtors whether houses cost too much. The U. Michigan survey of consumers shows that "price reasons for buying conditions for houses" i.e. whether the mortgage is too damned high stands at historically bad levels. Sentiment was never this bad, at any time between WW2 and 2020.

https://data.sca.isr.umich.edu/fetchdoc.php?docid=74465#page...