Lenders often approve borrowers for more house than they can comfortably afford. That has always been true, but the strain now comes from a different set of numbers: with the median existing home selling for about $429,300 and 30-year rates in the mid-6% range, many buyers are stretching not from excess, but because even a modest home requires it. That makes caution more important, not less. A preapproval shows what a lender is willing to back, not what your budget can truly absorb.
These are three signs the mortgage in front of you is too expensive, regardless of what the approval letter says.
1. The payment only works if everything goes right
Calculate the full monthly cost — principal, interest, taxes, insurance, and any HOA dues — using your real take-home pay. If your honest response is, “It will be tight, but we can manage,” that is the warning sign. A payment is affordable only when you can handle it comfortably in an ordinary month, not just in an unusually good one.
The old 28/36 rule is still a useful filter: housing costs should stay at or below 28% of gross monthly income, and total debt payments should remain under 36%. Lenders may approve more than that, but the guideline is meant to protect you, not the bank.
2. One setback would put the payment at risk
Think about what happens if your car needs a major repair, your hours are reduced, or a medical bill arrives. If a single ordinary setback would leave you struggling to cover the mortgage, the loan is too large. Homeownership adds its own surprise expenses — roofs, water heaters, furnaces — on top of life’s usual financial shocks.
You should be able to keep making the payment through at least a couple of difficult months without panic. That is as much a savings issue as it is a mortgage-size issue. If buying at this price would wipe out your cushion, that is the same danger in a different form.
3. You need “creative financing” to make it work
The home you can keep
Choosing less house than your approval allows is not a failure; it is what helps you keep the home through whatever the next decade brings. And if the numbers do not support a comfortable payment, waiting and saving is a valid approach too.
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