Your DTI ratio is one of the first numbers a lender looks at — and one of the most useful ones to track yourself. Enter your monthly income and obligations below to see exactly where you stand, what your ratio means, and how to improve it.
Front-End DTI = Housing Costs ÷ Gross Monthly Income
Back-End DTI = (Housing + All Debts) ÷ Gross Monthly Income
Enter your income and monthly obligations, then tap Calculate DTI to see your full breakdown.
Pick a target back-end DTI and see the exact numbers — how much debt to eliminate, or how much income to add — to get there.
Conventional loans typically look for a back-end DTI at or below 43–45%. FHA loans may allow up to 50% in some cases; VA and USDA loans use different benchmarks. These figures are estimates — not a lending decision. Your actual eligibility depends on your credit profile, loan type, and individual lender criteria.
Your front-end ratio looks at housing costs only — your mortgage or rent payment, property taxes, homeowners insurance, and any HOA dues — expressed as a percentage of your gross monthly income.
Most conventional lenders prefer this number to stay at or below 28%. A lower front-end ratio signals that your primary living expense is well proportioned to what you earn.
The back-end ratio takes a wider view — it includes your total housing costs plus every other recurring monthly debt obligation: auto loans, student loans, credit card minimums, personal loans, child support, and alimony.
This is the number lenders scrutinize most. The 43% ceiling is widely referenced because it's the standard maximum for a qualifying mortgage under most federal guidelines — though many lenders prefer to see it closer to 36%.
Your DTI ratio is, in many ways, a more meaningful affordability indicator than your credit score alone. A strong income doesn't automatically mean you can take on more — if existing obligations are large, your actual cash flow flexibility may be very limited.
DTI is also a useful personal benchmark independent of any loan application. If more than 40% of your gross income is already committed to debt payments, you have very little cushion for unexpected expenses, savings, or long-term wealth building.
You have two levers: reduce your monthly debt obligations, or increase your income. Practically, the fastest wins often come from paying down revolving credit card balances — which can simultaneously reduce your minimum payment and improve your credit utilization ratio.
On the income side, even a modest side income can shift your ratio meaningfully. Consider refinancing high-rate installment loans if it genuinely reduces the monthly payment — not just the interest rate. Consistent, documented income matters more than occasional windfalls.
| Range | Rating | What It Signals |
|---|---|---|
| ≤ 28% front-end / ≤ 36% back-end | Healthy | Strong position. Most lenders view this favorably. You have meaningful budget flexibility and are well-positioned for new credit if needed. |
| 28–33% front-end / 36–43% back-end | Acceptable | Within conventional guidelines. You should qualify for most standard loan products, though the margin is narrower. Keeping debt stable matters here. |
| 33–36% front-end / 43–50% back-end | Elevated | Pushing limits. FHA and some government-backed programs may still be accessible, but you have less margin for error. Debt reduction should be a near-term priority. |
| > 36% front-end / > 50% back-end | High | Qualifying for new credit will be difficult. Over half your gross income is committed to debt. A focused payoff plan targeting highest minimum payments first can create meaningful movement within 12–18 months. |
This calculator is provided for educational and informational purposes only. Results are estimates based on the figures entered and do not constitute financial, mortgage, tax, or legal advice. Lender criteria vary significantly — consult a qualified financial professional or mortgage advisor before making any borrowing or financial decisions.