Understanding the 28/36 Rule: How Banks Assess Your Mortgage Affordability | Byson Blog

Understanding the 28/36 Rule: How Banks Assess Your Mortgage Affordability | Byson Blog

  • Byson Real Estate Co.
  • 05/23/23

When it comes to buying a home and securing a mortgage, it's important to have a clear understanding of what you can comfortably afford. Banks and lenders use various criteria to evaluate mortgage applications, one of which is the 28/36 rule. This rule provides a general guideline for assessing your affordability based on your income and existing debt. In this blog post, we'll delve into the details of the 28/36 rule, how it works, and why it matters in your home-buying journey.

What is the 28/36 Rule?
The 28/36 rule is a common guideline used by banks and lenders to evaluate mortgage affordability. It consists of two components: the front-end ratio and the back-end ratio. The front-end ratio states that your housing expenses, including principal, interest, taxes, and insurance (often referred to as PITI), should not exceed 28% of your gross monthly income. The back-end ratio stipulates that your total monthly debt obligations, including housing expenses and other debts such as car loans or student loans, should not exceed 36% of your gross monthly income.

Evaluating Your Front-End Ratio
To calculate your front-end ratio, divide your monthly housing expenses (PITI) by your gross monthly income. For example, if your gross monthly income is $5,000 and your monthly housing expenses amount to $1,400, your front-end ratio would be 28% ($1,400 / $5,000). Banks often consider this ratio to ensure that you can comfortably manage your housing costs without straining your budget.

Assessing Your Back-End Ratio
To determine your back-end ratio, add up all your monthly debt obligations, including housing expenses, and divide it by your gross monthly income. For instance, if your total monthly debt obligations amount to $1,800 and your gross monthly income is $5,000, your back-end ratio would be 36% ($1,800 / $5,000). This ratio helps banks assess your overall debt burden and your ability to handle your financial commitments.

Why Does the 28/36 Rule Matter?
The 28/36 rule serves as a general guideline for banks and lenders to assess your ability to manage mortgage payments and maintain financial stability. By adhering to this rule, you demonstrate responsible financial management, which can increase your chances of getting approved for a mortgage. Additionally, staying within the recommended ratios ensures that you have sufficient income to cover other essential expenses and avoid becoming financially overstretched.

Factors to Consider
While the 28/36 rule provides a useful framework, it's essential to consider other factors when evaluating your mortgage affordability. Every individual's financial situation is unique, and personal circumstances, such as credit score, employment stability, and future financial goals, can influence the decision-making process. Working with a qualified mortgage professional can help you navigate these considerations and provide personalized guidance tailored to your specific situation.

Understanding the 28/36 rule is crucial when determining your mortgage affordability. By staying within the recommended ratios, you demonstrate financial responsibility and increase your chances of securing a mortgage. Remember, however, that the 28/36 rule is a guideline, and additional factors may come into play during the mortgage approval process. Our team of experts at Byson has experience and connections with trusted mortgage advisors who can help you make informed decisions on your home-buying journey. Reach out to us today to get connected!

Work With Us

A brokerage built and based in New York City.

Follow Us On Instagram