Finance category
Mortgage, loan, investing, tax, and money calculators.
Debt-to-Income Calculator
Estimate front-end and back-end debt-to-income ratios to better understand borrowing capacity, mortgage readiness, and monthly budget pressure.
Back-end DTI
34.6%
Front-end ratio
27.7%
Total monthly debt
$2,250
Assessment
Healthy range
How to Use
- Enter your expected monthly housing payment, including principal, interest, property taxes, insurance, and any HOA dues if they apply. That gives the front-end ratio a more realistic base.
- Add recurring debt payments such as auto loans, student loans, minimum credit card payments, personal loans, and any other required monthly obligations.
- Use gross monthly income before taxes and payroll deductions, because that is the income figure lenders usually compare against debt obligations.
- Review both front-end and back-end DTI. Front-end focuses on housing only, while back-end shows how much of your income is already committed once all recurring debt is counted.
- If the ratio looks tight, test lower housing costs, higher income, or debt paydown scenarios before applying for a mortgage or refinance.
Frequently Asked Questions
What does debt-to-income ratio measure?
Debt-to-income ratio compares required monthly debt payments with gross monthly income. It helps show how much room is left in your budget for a new loan payment before a lender considers the application stretched.
What is the difference between front-end and back-end DTI?
Front-end DTI looks only at housing costs relative to income. Back-end DTI adds all recurring debts, so it usually provides the more complete picture of borrowing pressure.
What DTI ratio do lenders usually want to see?
Requirements vary by loan program, lender, credit profile, and compensating factors. In mortgage underwriting, a back-end ratio around 43 percent is a common reference point, but some programs allow higher or require lower.
What payments should not be included?
DTI usually focuses on required monthly obligations, not discretionary spending like groceries, utilities, or entertainment. If a payment is not a recurring debt obligation, it normally belongs in a separate household budget review instead.
Related Calculators
Mortgage & Home Buying Collection
Continue from DTI into mortgage payment, down payment, refinance, and buy-versus-rent planning.
Mortgage Calculator
Estimate monthly mortgage payments for different home prices, terms, and interest rates.
Refinance Calculator
Compare current and refinance loan scenarios to see whether a new payment improves affordability.
More Finance Calculators
Browse all finance →AI Cost Calculator
Compare token costs across OpenAI, Anthropic, and Google AI models. Calculate monthly API spending for GPT-4o, Claude, Gemini, and more.
Tip Calculator
Calculate the perfect tip and split the bill between friends. Choose preset percentages or enter a custom tip amount.
Bill Splitter Calculator
Split an uneven restaurant bill by item, divide tax and tip proportionally, and see exactly who owes whom.
Discount Calculator
Calculate sale price, discount amount, stacked discounts, sales tax, and total savings for any markdown.
Gas Mileage Calculator
Calculate MPG or km/L, estimate trip fuel cost, and compare annual fuel expenses between two vehicles.
Sales Tax Calculator
Add sales tax to a price, reverse-calculate the pre-tax amount from a total, and estimate tax for multiple items on one receipt.
Keep exploring
Next steps in Finance
Previous calculator
Debt Yield Calculator
Calculate debt yield (NOI divided by loan amount) and the max loan a lender will fund at the minimum debt yield.
Next calculator
Depreciation Recapture Tax Calculator
Estimate Section 1250 recapture (up to 25%) plus capital gains and state tax on a rental property sale.