DTI Calculator

DTI Calculator - Debt-to-Income Ratio Calculator

Calculate your debt-to-income ratio to understand your financial health. Your DTI is a key factor lenders use to determine your eligibility for loans and credit. Learn what ratio lenders prefer and how to improve yours.

What is Debt-to-Income Ratio?

Debt-to-income ratio (DTI) compares your monthly debt payments to your monthly gross income. It's expressed as a percentage and is one of the most important measures of financial health.

Lenders use DTI to assess how likely you are to repay a loan. A lower DTI suggests you have more room in your budget for additional debt.

How to Calculate DTI

The DTI Formula

DTI = (Monthly Debt Payments ÷ Gross Monthly Income) × 100

What Counts as Debt:

• Monthly mortgage or rent payment
• Auto loan payments
• Student loan payments
• Minimum credit card payments
• Personal loan payments
• Alimony or child support

What Counts as Income:

• Gross monthly salary (before taxes)
• Self-employment income
• Bonuses and commissions
• Rental income
• Alimony or child support received
• Social Security or disability benefits

Understanding DTI Categories

DTI Ratio Ranges

DTI Ratio	Category	Description
Below 15%	Excellent	Very healthy financial situation
15-28%	Good	Lenders typically prefer this range
29-36%	Moderate	May qualify for most loans
37-42%	High	Limited borrowing options
Above 43%	Very High	Difficult to get approved

DTI Requirements by Loan Type

Conventional Loans

Typically require DTI below 36-43%. The exact requirement depends on your credit score, down payment, and other factors. A DTI below 36% with strong credit gives you the best rates.

FHA Loans

FHA loans are more flexible, often allowing DTI up to 43-50% with strong compensating factors like high credit score or significant cash reserves.

VA Loans

VA loans typically want DTI below 41%, but may allow higher ratios with strong residual income or other favorable factors.

USDA Loans

USDA loans generally require DTI below 41%, with additional consideration for stable income and manageable debt.

Front-End vs. Back-End DTI

Lenders often look at two types of DTI:

Front-End DTI (Housing Ratio):

• Only housing expenses included
• Calculated as: (Housing Costs ÷ Gross Income) × 100
• Lenders prefer below 28%

Back-End DTI (Total DTI):

• All debt payments included
• This is the standard DTI calculation
• Lenders prefer below 36-43%

How to Improve Your DTI

Ways to Lower Your DTI:

• Pay off debt: Reduce your monthly debt payments
• Increase income: Negotiate raise, get promotion, or add side income
• Avoid new debt: Don't take on new loans or credit cards
• Refinance existing debt: Get lower interest rates to reduce payments

Quick Tips:

• Pay more than minimum on credit cards
• Consider the debt avalanche or snowball method
• Avoid major purchases before applying for a loan
• Wait to apply until you've reduced high balances

Using This Calculator

1. Enter your gross monthly income (before taxes)
2. Add all your monthly debt payments
3. Click calculate to see your DTI ratio
4. Review what DTI means for your borrowing options

Frequently Asked Questions

What is a good debt-to-income ratio?

For most lenders, a DTI below 36% is considered good, with 28% or less for housing costs. The best mortgage rates typically go to borrowers with DTI below 36%. However, requirements vary by loan type and lender.

Does DTI affect my credit score?

DTI is not directly part of your credit score calculation, but it's closely related. High debt levels lead to high credit utilization, which does affect your credit score. Managing DTI well typically results in better credit scores.

Can I get a mortgage with a high DTI?

It depends on the lender and loan type. FHA loans may accept DTI up to 43-50% with strong credit or significant reserves. Conventional loans are typically stricter. Improving your DTI before applying gives you more options.

Should I include rent in my DTI calculation?

Yes, if you're applying for a mortgage, include your current rent payment. This shows lenders your housing payment history and helps them assess your ability to handle mortgage payments.

What's more important: credit score or DTI?

Both are important but serve different purposes. Credit score shows your payment history and credit behavior. DTI shows your ability to take on more debt. Lenders consider both together to make lending decisions.