What DTI Ratio Do You Need to Buy a House?

Key Takeaways:
- The debt-to-income ratio helps lenders determine how much house you can afford.
- A lower DTI ratio is more attractive to lenders because it shows that you have more financial flexibility and are less risky to lend to.
- Borrowers with high DTI ratios may have a harder time getting approved for a mortgage.
When it comes to getting approved for a mortgageLenders look at more than just yours credit score and income. They also think it is important how much debt you have. Even with a strong credit score and other factors, having significant debt can make it difficult to afford a home, as even one unexpected expense can stretch your budget too thin.
Understanding what debt-to-income ratio you need to get approved for a mortgage can help you plan and prepare for that process. By strengthening your financial profile, you put yourself in a better position to own a home.
What is the debt to income ratio?
Using lenders debt to income ratio to determine how much a potential borrower can afford to pay on a mortgage. This ratio includes most sources of debt and income, but not everyday expenses such as utilities or groceries. In general, having a higher debt-to-income ratio makes it more difficult to secure financing for a home purchase.
How to calculate your DTI ratio
Calculating your DTI ratio is quite simple. First add up your monthly debt payments.
These may include:
- Mortgage payments
- Rental payments
- Credit card payments
- Car loans
- Personal loans
- Other regular debt payments
Then you simply divide that number by your gross monthly income to find your debt-to-income ratio.
Monthly debt payments / Gross monthly income = DTI
Let’s say you currently pay $2,000 per month on your current mortgage and $400 per month on other debts. If your gross monthly income is $7,000, your DTI is approximately 34%.
($2,000 + $400) / $7,000 = ~0.34
It’s also important to understand what costs do and don’t count toward your DTI so you can get an accurate picture of your situation. Utilities, insurance premiums, telephone bills, groceries and discretionary expenses are not included
What is a good debt to income ratio?
In general, the lower your DTI is, the better. Following the ’28/36 rule’, which states that your monthly debt should not exceed 36% of your gross monthly income, is a useful guideline for keeping your debts manageable.
A lower DTI not only increases your chances of getting approved, but also gives you more flexibility to deal with unexpected expenses without added financial stress.
What debt-to-income ratio do you need to get approved for a mortgage?
Lenders consider several factors when determining whether to approve a mortgage application, and DTI is a key factor. In many cases, lenders prefer a DTI of less than 36%. However, some borrowers may still qualify for a higher DTI – often up to 45% or more – depending on factors such as credit score, savings and income stability.
When is your DTI ratio too high?
Your debt-to-income ratio is generally considered too high if it exceeds your lender’s maximum ratio. This may differ per lender. Most prefer borrowers to stay below 36%, but some will accept DTI ratios up to 45% or higher if you have strong compensating factors such as a higher credit score or a larger down payment.
DTI Requirements by Loan Type
The type of loan you apply for can affect the required debt-to-income ratio.
| Loan type | DTI requirement |
| Conventional loan | 36% |
| USDA loan | 41% |
| VA loan | Normally 41%, but flexible depending on lender guidelines |
| FHA loan | 43% |
How to Lower Your DTI Ratio
Your debt-to-income ratio may be high now, but there are ways to lower it. Some strategies include:
- Above all, pay off existing debts high interest debts.
- Increase your income by working alongside it, if possible.
- Avoid taking out new loans while you prepare for the application
- Increase your down payment reduce how much you need to borrow.
Frequently asked questions about the debt-to-income ratio
Is the debt-to-income ratio based on pre-tax income?
Yes, your gross monthly income, or your income before taxes, is used to calculate your DTI.
Is student loan debt included in the debt-to-income ratio?
If you are currently paying off outstanding student loan debt, these monthly payments can be applied to your DTI.
Can I get a mortgage with a high DTI?
Having a high debt-to-income ratio won’t stop you from getting a mortgage. However, you may need compensating factors such as a higher credit score, a larger down payment, or strong savings to qualify.




