We do the rest — rent qualification, mortgage calculation, down payment scenarios, and real city matches across 30,000+ US cities.
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Based on your income and bedroom preference
Affordability is just one piece. ZipSage scores nearly 1,000 cities against your full profile — career, family, taxes, veteran status, safety, and more. Free, five minutes.
Take the full city match survey →The 30% rule is the standard landlords and financial planners use: your monthly rent should not exceed 30% of your gross monthly income. It is simple math, but most people never apply it to actual cities — they just look at what is available near where they already live.
Mortgage lenders use the 28% front-end debt-to-income rule — your monthly principal and interest payment should not exceed 28% of your gross monthly income. At today's rates, that translates to a home price roughly 3.5 to 4.5 times your annual income depending on your down payment and the current 30-year fixed rate.
On an $80,000 salary your max rent is $2,000/mo. That rules out most coastal cities — San Francisco median 1BR is over $3,000, New York over $3,500, Boston over $2,800. But in the midwest and southeast your budget goes much further. Cities like Columbus OH, Indianapolis IN, Huntsville AL, and Knoxville TN all have median 2BR rents under $1,400 — well within reach.
Home affordability varies dramatically by market. On a $100,000 household income you can comfortably qualify for a $370,000–$430,000 mortgage at current rates. That buys a median-priced home in dozens of mid-sized US cities — but it does not go far in high-cost coastal markets where medians exceed $600,000.
| Income | Max rent (30% rule) | Max home price (28% DTI) | Cities in range |
|---|---|---|---|
| $50,000 | $1,250/mo | ~$185,000 | Dayton, Youngstown, Huntington |
| $70,000 | $1,750/mo | ~$260,000 | Columbus, Indianapolis, Memphis |
| $90,000 | $2,250/mo | ~$335,000 | Raleigh, Charlotte, Nashville |
| $110,000 | $2,750/mo | ~$410,000 | Austin, Denver, Atlanta |
| $150,000 | $3,750/mo | ~$560,000 | Seattle, Portland, Boston |
Most affordability calculators tell you a number and stop there. They do not show you which cities have median rents under that number, what your take-home pay would actually be after state taxes, or how your purchasing power compares to where you live now. ZipSage combines affordability with full city matching — taxes, crime, career data, and cost of living — so you see not just what you can afford, but where your money actually works best.