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Debt-to-Income Calculator - DTI Ratio

Free debt-to-income calculator. Calculate your DTI ratio for mortgage qualification. See how lenders view your debt load.

Debt-to-Income Calculator

Calculate your DTI ratio

Before-tax monthly income

Mortgage/rent + insurance + taxes

Auto loan payments

Minimum monthly payments

Monthly student loan payment

Personal loans, etc.

Your DTI

Enter your values to see results

and click the "Calculate" button

Debt-to-Income Calculator

Calculate your DTI ratio - a key factor lenders use for mortgage and loan approval. Lower is better.

DTI Formula

DTI = (Total Monthly Debt / Gross Monthly Income) × 100

Front-end DTI: housing only (ideal <28%). Back-end DTI: all debts (ideal <36%, max usually 43%).

Frequently Asked Questions

What DTI do I need for a mortgage?
Ideal: <36%. Acceptable: <43%. FHA allows up to 50% in some cases. Lower DTI = better rates.
How can I lower my DTI?
Pay off debts, increase income, avoid new loans, or refinance to lower payments. Don't close old credit cards.

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