As you can see, red dominates the map. “Newark, NJ, Chesapeake, VA and Jacksonville, FL are the only coastal locations where a worker can support his or her family,” the site reports. “There are exactly zero affordable cities on the West Coast.”

As for the biggest cities, “of the ten most populous cities in the country, the only place where you can enjoy a decent standard of living without taking on debt is San Antonio,” reports Howmuch.net. “Out of the top 50 largest cities, only 12 are considered affordable [for working-class families].”

The five most unaffordable cities for working-class Americans are as follows:

The typical working-class family would need an additional $37,850 per year in Philadelphia just to break even.

The typical working-class family would need an additional $50,535 per year in D.C. just to break even.

The typical working-class family would need an additional $61,900 per year in Boston just to break even.

The typical working-class family would need an additional $83,272 per year in San Francisco just to break even.

The typical working-class family would need an additional $91,184 per year in New York just to break even.

Like this story? Like CNBC Make It on Facebook

Don’t miss: Author of viral New York Times op-ed: Don’t kid yourself that you’re middle class