Home Buying
Mortgage Affordability Calculator
Use this mortgage affordability calculator to estimate a simplified home price range based on household income, monthly debts, available down payment, mortgage rate, and loan term. It is built for planning and education, not as a lender approval tool.
Estimated affordable home price
$507,118.18
Simplified affordability estimate using a 28% front-end ratio and a 36% total debt-to-income ratio.
Estimate only. Real affordability depends on taxes, insurance, HOA dues, credit profile, underwriting rules, reserves, and lender-specific standards.
Gross monthly income
$10,416.67
Max housing payment
$2,900.00
Estimated loan amount
$447,118.18
Down payment used
$60,000.00
How this calculator works
This calculator estimates an affordable housing-payment range using a simplified debt-to-income framework. It starts with annual income and monthly debts, applies a front-end and back-end ratio assumption, and then solves backward for an estimated loan amount based on the mortgage rate and term you enter.
It then adds your available down payment to estimate an affordable home price. This makes it a useful first-pass planning tool before you move into the broader mortgage hub, the mortgage calculator, or articles like how much house can I afford.
What the result means
The estimated home price is a simplified planning number, not an approval amount. The max housing payment helps explain what the calculator is assuming about affordability, while the estimated loan amount and down payment show how that price range was constructed.
This is most useful for early-range comparison. It helps you see whether a target home price is roughly in line with income and debt assumptions before taxes, insurance, HOA dues, and lender-specific rules are layered in.
Important limitations
This calculator uses a simplified debt-to-income framework and does not model property taxes, homeowners insurance, mortgage insurance, HOA dues, reserves, credit profile, underwriting overlays, or local lender standards.
Results are estimates only and should not be treated as lending, financial, tax, or legal advice. A lender's actual approval or comfort level may differ materially.
When to use this calculator
Use this calculator when you are narrowing a home-shopping range, testing how debts affect affordability, or comparing how a larger down payment changes the picture. It is especially helpful before a preapproval conversation.
Strong companion resources are the mortgage hub, mortgage preapproval guide, down payment guide, and the closing costs calculator.
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FAQs
Is this an approval calculator?
No. It is an educational affordability estimate and not a lender approval or guarantee.
Does this include taxes and insurance?
No. This simplified version focuses on mortgage payment capacity and does not fully model taxes, insurance, or HOA dues.
Why do my monthly debts matter here?
Because existing monthly debts affect how much room a simplified debt-to-income framework leaves for housing costs.
Can a larger down payment change the estimate a lot?
Yes. A larger down payment increases the estimated home price range because less of the purchase must be financed.
Is this mortgage advice?
No. It is an educational estimate only and not lending, financial, tax, or legal advice.