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  • Nick Burgess

What Percentage Of Income Should Go To A Mortgage?

The following article is for entertainment and educational purposes only, and should not be considered financial advice. Please contact a licensed financial professional for individual advice as everyone's situation is different. Some links below may be affiliate links that generate a small commission for the site at no cost to you.


When it comes to diving into the world of homeownership, it's essential to understand how much of your hard-earned cash should go towards your monthly mortgage payment. You're in luck, my financially savvy friends, because I'm here to provide a breakdown of the conventional wisdom surrounding this topic!

Gross Income for Mortgage Payments

A good rule of thumb to remember is that your monthly mortgage payment should be no more than 25-30% of your gross monthly income. This percentage is known as the housing expense ratio and includes the principal, interest, property taxes, and homeowner's insurance (PITI). Now, let's explore the factors that can affect this rule and the different options available for homebuyers like you.

Thinking About Debt

First, let's address the elephant in the room: debt. It's no secret that debt can wreak havoc on our financial goals. Mortgage lenders pay close attention to your debt-to-income ratio (DTI), which includes monthly debt payments like credit cards, student loans, car loans, and personal loans. The lower your DTI, the more attractive you are to lenders, and the better rate you may qualify for.

There are two critical ratios to consider here: the front-end ratio and the back-end ratio. The front-end ratio compares your monthly housing payments (including mortgage, property taxes, and homeowners insurance) to your monthly gross income.

The back-end ratio compares your total monthly debt (including housing costs and other debts) to your gross monthly income. Generally, lenders like to see a front-end ratio of no more than 28% and a back-end ratio of no more than 36%, but higher DTI ratios may be acceptable for some loan programs.

The Different Types of Mortgages

Now let's talk about the different types of loans available. Conventional loans, FHA loans (Federal Housing Administration), VA loans (for veterans), and USDA loans (for rural areas) all have their unique requirements and benefits. For example, FHA loans typically allow for a lower down payment and are more forgiving of lower credit scores. VA loans often have no down payment requirement and may offer a lower interest rate. Make sure to explore all your options and choose the right home loan for your financial situation.

When determining how much home you can afford, consider the following factors in your affordability calculation: the down payment, loan term, mortgage rates, property taxes, homeowners insurance, and even HOA fees if you're buying a property within a homeowners association. Remember that the price of the home is just the starting point – you need to factor in all these additional costs.

You may also want to consider using a mortgage calculator or home affordability calculator to estimate your ideal price range. These handy tools take into account your household income, down payment, monthly debts, and other factors to help you determine how much house you can comfortably afford.

Another aspect to consider is your after-tax income or take-home pay. Some experts recommend using a post-tax model to calculate your housing expenses. The general rule of thumb here is that no more than 30-35% of your net (post-tax) income should go towards housing costs. However, this may vary depending on your individual circumstances, such as living in a high-cost area like New York or having significant debt obligations.

Credit Scores

When it comes to your credit score, remember that a higher credit score can lead to a lower interest rate on your mortgage loan, which in turn means a smaller monthly payment. High credit score = better rate = more money in your pocket! On the flip side, a lower credit score might result in a higher interest rate, which would affect the upper limit of how much house you can afford.

Other Obligations

One more thing to keep in mind is the importance of being realistic about your monthly expenses. In addition to your mortgage payment, don't forget about utility payments, child support, and other monthly financial commitments that may not be directly tied to your mortgage or debt payments. Make sure to account for these expenses when determining your home affordability to avoid stretching your budget too thin.

When shopping for a mortgage, don't hesitate to compare offers from different lenders. Mortgage rates and terms can vary, and even a small difference in the interest rate can lead to significant savings over the life of your loan. So be diligent, and don't be afraid to negotiate for a better rate.

For first-time homebuyers, there are various programs and resources available to help navigate the mortgage process. The Consumer Financial Protection Bureau (CFPB) and other organizations offer valuable information and guidance for new home buyers, so take advantage of these resources to make the most informed decision.

Another useful concept is the "mortgage-to-income ratio." This compares your mortgage payment to your gross annual income. As a general guideline, many experts recommend keeping this ratio at or below 2.5. For example, if your annual income is $100,000, you should aim for a mortgage payment that doesn't exceed $250,000.

Lastly, remember that the 25-30% rule for your monthly mortgage payment is a general rule of thumb, not a strict requirement. Individual circumstances, such as high credit scores, stable employment, or a significant down payment, may allow for more flexibility.

On the other hand, factors like a high cost of living, significant debt, or other financial obligations may require you to stay well below the conventional 25-30% guideline.


In conclusion, determining how much of your income should be allocated towards a mortgage payment involves considering various factors like your debt-to-income ratio, type of home loan, mortgage rates, credit score, and monthly expenses. By carefully evaluating your personal financial situation and utilizing tools like mortgage calculators and home affordability calculators, you can determine the right price range and mortgage payment for your new home.

Keep in mind that the 25-30% rule is a general guideline, and your unique circumstances might warrant a different approach. Stay informed, do your research, and consult with a financial advisor to make the best decision for you and your family. Happy house hunting!


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