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Refinancing into a 15-year mortgage could be one of the smartest ways to reduce your long-term interest costs and build equity faster. For self-employed borrowers, programs like our Self-Employed Home Loans make it easier to qualify using alternative income documentation such as bank statements. While 15-year terms offer major savings, it’s also worth comparing 30-year and 40-year options to see which best supports your business cash flow and financial goals.

15 Year Mortgage: How Much Can You Really Save?

If you’re looking for a way to significantly reduce your total mortgage expense or to pay off your loan much faster a 15 year mortgage might be the answer.

Right now, the average 15-year fixed mortgage rate is 5.55%, compared to 6.35% for a 30-year loan. That may not sound like much, but the difference can add up to over $229,000 in lifetime savings on a $300,000 mortgage.

15-Year vs. 30-Year vs. 40-Year Mortgage: What’s the Difference?

When comparing mortgage terms, the main trade-off comes down to monthly payment vs. total interest savings. A 15-year mortgage offers faster payoff and lower lifetime interest, while a 30-year term provides more breathing room in your monthly budget. For borrowers looking to maximize cash flow, a 40-year mortgage may offer the lowest monthly payment, though it often comes with a slightly higher rate.

Each term has its place depending on your goals building equity quickly, keeping payments low, or balancing both.

  • 30-Year Fixed
    • Monthly Payment: $1,867
    • Total Paid Over 30 Years: $672,015
  • 15-Year Fixed
    • Monthly Payment: $2,459
    • Total Paid Over 15 Years: $442,659

Total Savings with a 15-Year Mortgage: $229,355

Yes, the monthly payment is higher but the shorter term and lower interest rate mean you save big over the life of the loan.

Key Advantages of a 15-Year Mortgage Refinance

  • Pay significantly less interest compared to a 30-year fixed.
  • Lock in a lower rate that won’t change over time.
  • Pay off your home twice as fast  freeing up income for retirement, investments, or life goals.
  • Refinance opportunities: Access your home’s equity for debt consolidation, home improvements, or major expenses.

Who Should Consider a 15 Year Mortgage?

  • Homeowners with stable income who want to be debt-free faster.
  • Borrowers planning to stay in their home long term.
  • Buyers who want to maximize equity growth.
  • Families preparing for retirement who want to pay off their home sooner.

If your budget allows, a 15-year mortgage is one of the most powerful ways to build wealth through homeownership.

Which Mortgage Term Fits Self-Employed Borrowers Best?

Self-employed borrowers often have variable income, which means flexibility matters. A 30-year or 40-year mortgage could make sense for maintaining consistent cash flow during slower business months, while a 15-year term may appeal to those with steady income who want to eliminate debt faster.

If your income is structured through business accounts, programs like Newfi’s Self-Employed Home Loans use bank statements or business deposits to help you qualify making it easier to choose the term that aligns with your financial rhythm. The right mortgage term depends on your comfort with monthly payments, long-term plans, and how quickly you want to build equity in your home.

Next Step: See Your Options with Newfi

Wondering how much you could save with a 15 year mortgage? Our team can walk you through today’s best options and show you how much you’ll save compared to a 30-year loan.

Call us at (888) 316-3934 to schedule your Newfi Mortgage Review today or fill out the form below.

Disclaimer 

For qualified borrowers. Rates shown are for illustrative purposes only, based on national averages as of September 2025. Actual rates, APRs, and payments will vary depending on credit, loan amount, LTV, and market conditions. Loans are subject to credit approval.

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