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15- vs. 30-Year Mortgage: Which is Best for You?

Updated
Maurie Backman

Our Mortgage Expert

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Choosing between a 15-year and 30-year mortgage is a major financial decision that can impact your budget and long-term goals. While a 15-year loan offers quicker repayment and lower overall interest costs, a 30-year loan provides more affordable monthly payments and greater flexibility.

Understanding the pros and cons of each can help you decide which option best suits your financial situation. We'll it break it down below.

Pros and cons of a 15-year mortgage

Pros:

  • Faster Loan Repayment: You’ll pay off your home loan in half the time compared to a 30-year mortgage.
  • Lower Interest Costs: You’ll save money overall due to a shorter repayment period and a lower interest rate.
  • Quicker Financial Freedom: Once the loan is paid off, you'll have more financial flexibility to focus on other goals like retirement or savings.

Cons:

  • Higher Monthly Payments: Each monthly payment will be larger, making it more challenging to manage your budget.
  • Risk of Financial Strain: Stretching to afford the higher payments could lead to missing payments, which may result in foreclosure.
  • Limited Financial Flexibility: The larger mortgage payment could reduce your ability to save for other goals, such as retirement or college, in the short term.

Check out today's 15-year mortgage rates here.

Pros and cons of a 30-year mortgage

Pros:

  • Lower Monthly Payments: More manageable monthly payments that fit easily into most budgets.
  • Easier to Qualify For: Allows more people to afford homeownership, especially if a 15-year mortgage is too expensive.

Cons:

  • Higher Interest Costs: You'll pay more in interest over the life of the loan due to a longer repayment period and a higher interest rate.
  • Longer Debt Commitment: You’ll be paying off your mortgage for a much longer time, limiting financial freedom for other goals.

Check out our 30-year mortgage rates here.

15- vs. 30-year mortgage: What are the main differences?

1. Loan Term

With a 15-year mortgage, you’ll repay the loan in half the time compared to a 30-year loan. This means you'll be mortgage-free sooner, but it comes with the tradeoff of higher monthly payments. A 30-year mortgage, on the other hand, spreads out your payments over a longer period, making each payment smaller but extending your financial obligation for a much longer time.

2. Monthly Payments

A 15-year mortgage requires higher monthly payments since the loan is paid off in a shorter time frame. This can make it harder to manage alongside other financial goals. In contrast, a 30-year mortgage offers lower monthly payments, making it easier to fit into your monthly budget, but you’ll be making payments for decades.

3. Total Interest Paid

With a 15-year mortgage, you'll pay significantly less in total interest over the life of the loan due to the shorter term and typically lower interest rates. In comparison, a 30-year mortgage leads to higher overall interest payments because you’ll be borrowing money for twice as long.

4. Interest Rates

Lenders often offer lower interest rates on 15-year mortgages since they carry less risk due to the shorter loan term. This can save you a substantial amount of money in the long run. A 30-year mortgage generally has higher interest rates, meaning more of your money goes toward interest over the years.

5. Affordability

The higher monthly payments of a 15-year mortgage can be a challenge for many borrowers, but it may work for those with higher incomes or fewer financial commitments. A 30-year mortgage is often more affordable for first-time buyers or those with tighter budgets, as the lower payments provide more breathing room each month.

6. Financial Flexibility

With a 15-year mortgage, you’ll be putting more of your income toward your home each month, which could limit your ability to invest or save for other financial goals. A 30-year mortgage allows for more short-term financial flexibility, letting you save or invest the difference between the lower mortgage payment and what you’d pay on a 15-year loan.

7. Homeownership Timeline

A 15-year mortgage lets you pay off your home much faster, giving you full ownership in half the time and allowing you to build equity more quickly. A 30-year mortgage keeps you in debt longer, but it can make homeownership more attainable while spreading out the financial burden over three decades.

Which is right for you?

When deciding between a 15-year and 30-year mortgage, it’s important to understand the financial impact of each option.

Using September 2024 rates, let’s compare a $100,000 loan:

  • For a 30-year loan at 6.35%, the monthly payment would be around $622. Over the life of the loan, you’d pay nearly $124,000 in interest.
  • With a 15-year loan at 5.73%, the monthly payment jumps to about $828, but you'd pay only around $48,970 in total interest.

Even though the monthly payment is higher for the 15-year mortgage, the savings in interest over time are substantial. The 30-year loan might be more affordable month-to-month but costs significantly more in the long run due to the extended repayment period and higher interest payments.

Ultimately, choosing between a 15-year or 30-year mortgage comes down to your monthly budget. If you can afford the higher payments, a 15-year loan can save you a lot of money in the long run. However, if you need a lower payment to maintain financial flexibility, a 30-year mortgage may be the better choice. Be sure to run the numbers to see what works best for your financial situation.

Ready to get a mortgage? See our list of the top mortgage lenders to get started today.

FAQs

  • It depends on your goals and budget. Focus on the monthly payment you can afford to determine if a 15-year or a 30-year mortgage is better for you.

  • This also depends on your goals and budget. If a shorter mortgage repayment period will not disrupt any other goals like retirement or put you in financial duress, it can save you money in the long run. However, if your mortgage payments for a 15-year mortgage are going to be a big stretch financially compared to a 30-year mortgage, you may be better off with longer repayment terms.

  • With a 15 year mortgage, your repayment period is 15 years or 180 monthly payments. With a 30-year mortgage, you are repaying the terms of your loan over a 30-year period, usually about 360 monthly payments.