Since you aren’t in your old life anymore, you don’t know exactly how good or bad it would have been had you stayed.
Moving on beyond that, some places are definitely worse off than others within the US. Housing where I live is getting more expensive, but incomes are also going up substantially. And they are building thousands of new housing.
You mention being a top 5% earner. Unless that is top 5% locally, you are probably using up a lot of that top 5% income to live in a top 1% location.