Median dev salary in USA is $133k, most likely with healthcare already. You can easily afford a mortgage on a median home which is about $24k/yr.
https://www.bls.gov/ooh/computer-and-information-technology/...
https://www.zillow.com/home-values/102001/united-states/
https://www.calculator.net/mortgage-calculator.html?chousepr...
The median dev doesn’t work in a city with a median cost of living. The jobs are concentrated where there’s a high cost of living.