For the UK I always found this presentation interesting https://www.thisismoney.co.uk/money/mortgageshome/article-5510061/Mortgage-payments-compared-disposable-

For the UK I always found this presentation interesting https://www.thisismoney.co.uk/money/mortgageshome/article-5510061/Mortgage-payments-compared-disposable-income-region.html https://www.thisismoney.co.uk/money/mortgageshome/article-55... It indicates that the previous decade tended to have higher interest rates compared to the past few years. The table shows 2007 vs 2017 that mortgages as a percentage of disposable income have generally went down. IIRC there is a strong correlation with higher household debt and areas with higher housing prices relative to income. The UK government do release quite detailed statistics by region for those who are interested.