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Debt-to-Income Ratio Explained
Debt-to-income ratio, or DTI, compares your monthly debt payments to your gross monthly income. Lenders use it to judge how much you can borrow.
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How DTI is calculated
Add your future housing payment and other monthly debts, then divide by your gross monthly income. A total housing plus debt figure of $2,600 on $8,000 income is a 32.5% DTI.
What lenders look for
Many programs prefer a total DTI at or under 43%, though some allow higher with strong credit, reserves, or automated approval. Lower is better and can improve your pricing.
How to improve your DTI
- Pay down credit cards and loans.
- Avoid new debt before applying.
- Increase documented income where possible.
- Choose a lower-priced home or larger down payment.
Put it into numbers. The calculator estimates your payment and compares every loan type.
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Frequently asked questions
What DTI do I need to buy a house?
Many programs look for 43% or less, though some allow more with compensating factors.
How do I calculate my DTI?
Divide your total monthly debt, including the new housing payment, by your gross monthly income.
Does DTI affect my rate?
Indirectly. A lower DTI strengthens your file and can help you qualify for better terms.
Important disclosures. LoanFitCalc is a free educational tool that provides estimates only. It is not a loan, a loan approval, a commitment to lend, a rate lock, or an offer to make a loan, and it does not provide financial, legal, or tax advice or recommend a specific loan for you. Mortgage insurance rates, funding and guarantee fees, loan limits, taxes, and insurance figures are typical published values used for estimation and are subject to change. Program eligibility rules are summarized and simplified. Actual terms depend on your full application, credit, property, and lender underwriting. Consult a licensed mortgage loan originator before making any decision. LoanFitCalc is an independent educational website and is not a lender. ⌂ Equal Housing Opportunity