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Home » Services » Mortgage Services » Interest Only Mortgages » Pros and Cons of Interest Only Mortgages

Pros and Cons of Interest Only Mortgages

Ciarán Power

Last Updated: February 2nd, 2024 at 6:37 pm

Table Of Contents


An Interest Only Mortgage is a specific type of home loan where the borrower only pays the interest on the mortgage amount for a set period. This page will explore the structure of Interest Only Mortgages, how they function, and the circumstances in which they might be a suitable option for borrowers.

Pros of Interest Only Mortgages

  • Lower Monthly Payments: The most immediate benefit is lower monthly payments since you’re only paying the interest.
  • Flexibility in Cash Flow: This can be particularly advantageous for those with variable income or who expect significant income increases in the future.
  • Investment Opportunity: The money saved on monthly payments can potentially be invested elsewhere for higher returns.

Cons of Interest Only Mortgages

  • Loan Amount Remains Unchanged: The biggest drawback is that you are not paying off the principal amount, which means you owe the same amount at the end of the interest-only period as you did at the start.
  • Requirement of a Repayment Strategy: You need a solid plan for repaying the principal at the end of the mortgage term, which can be a significant financial burden.
  • Potential for Negative Equity: If property values fall, you could end up owing more than the property’s worth since you’re not building equity through principal repayments.
  • Strict Eligibility Criteria: Lenders often have more stringent criteria for Interest Only Mortgages, requiring proof of a credible repayment strategy and often a higher deposit.

Our Perspective

Interest Only Mortgages offer lower monthly payments and flexibility but require meticulous financial planning and risk management. They are best suited for borrowers with specific financial strategies or those expecting significant income growth. It’s crucial to evaluate your long-term financial stability and have a clear plan for repaying the loan balance. If you’re considering this mortgage type, Green Mortgages can provide detailed advice and guidance, helping you assess if this approach aligns with your financial objectives and future plans.

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