Loans 2026-01-22 4 min read

Interest Only Loan? How to Gain Control Over Payments

Stuck with rising interest? Learn to pay principal on your interest-only loan. Discover real strategies to ease your financial burden today.

Interest Only Loan? How to Gain Control Over Payments
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Can I Pay Principal on an Interest Only Loan?

Managing a mortgage can be overwhelming, especially when you're trying to figure out if paying off principal on an interest-only loan is possible. If you're an Australian homeowner with an interest-only loan, you might be wondering if you can make principal payments to reduce your debt faster. Understanding your options and the implications can save you money and stress in the long run.

Understanding Interest-Only Loans

Interest-only loans are a popular choice among Australian borrowers who seek lower initial repayments. These loans allow you to pay only the interest for a set period, typically between 1 to 5 years. During this time, your monthly repayments are lower compared to principal and interest loans. However, once the interest-only period ends, your repayments will increase as you start paying off the principal.

The appeal of interest-only loans lies in their flexibility and lower initial costs. They are particularly useful for property investors aiming to maximise cash flow or homeowners anticipating a significant income increase in the near future. However, the key to managing an interest-only loan effectively is understanding your options for principal repayment.

Interest Rates, Requirements, and Options

As of 2026, interest rates for interest-only loans in Australia typically range from 6.49% to 12%. These rates can vary based on the lender, your financial situation, and the specifics of the loan. With Esteb and Co's access to over 83 lenders, you have a broad range of options to find a competitive rate that suits your needs.

Requirements for obtaining an interest-only loan include a solid credit history, proof of income, and a sufficient deposit, usually around 20% of the property value. Lenders may also assess your ability to afford higher repayments once the interest-only period ends.

Despite being an interest-only loan, you can still make principal repayments. Doing so can reduce the amount owed and lower future interest payments. However, it's crucial to check with your lender about any restrictions or fees associated with making additional payments.

Loan TypeInterest Rate RangeRepayment Options
Interest-Only Loan6.49% - 12%Interest payments only, with optional principal payments
Principal and Interest Loan5.89% - 9.5%Combined principal and interest payments

Steps to Make Principal Payments on an Interest-Only Loan

Here's how you can start making principal payments on your interest-only loan:

  1. Review Your Loan Agreement: Check your loan agreement or consult with your lender to understand any terms related to principal repayments.
  2. Contact Your Lender: Speak with your lender to confirm the process for making additional payments towards the principal.
  3. Set a Payment Plan: Determine how much extra you can afford to pay each month or year towards the principal. Use a mortgage calculator to see how these payments will affect your loan term and interest costs.
  4. Automate Payments: Consider setting up automatic transfers to ensure consistent payments towards your loan principal.
  5. Monitor Your Loan Balance: Regularly check your loan statements to track the impact of your extra payments on the principal balance.

Expert Tips and Considerations

Here are some expert tips to keep in mind when considering principal payments on an interest-only loan:

  • Evaluate Your Financial Situation: Before making additional payments, ensure that your financial situation is stable and that you have sufficient emergency funds.
  • Consider Refinancing: If your current loan terms are restrictive, refinancing to a more favourable agreement might be beneficial. With Esteb and Co's extensive lender network, you may find a more flexible option.
  • Tax Implications: If you're a property investor, consult a tax advisor to understand how principal payments might affect your tax situation.
  • Long-Term Goals: Align your repayment strategy with your long-term financial goals, whether it's reducing debt quickly or maintaining cash flow.

Frequently Asked Questions

Here are some common questions about paying principal on an interest-only loan:

  • Can I switch from an interest-only to a principal and interest loan? Yes, most lenders allow you to switch your loan type, though it may involve renegotiating the terms and rates.
  • Are there fees for making extra payments on an interest-only loan? Some lenders may charge fees, so it's essential to check your loan agreement or discuss this with your lender.
  • Will making principal payments affect my interest-only period? Generally, making additional payments does not alter the interest-only period but reduces the overall loan balance.
  • How does paying principal impact my mortgage in the long term? Paying down the principal reduces the total interest paid over the life of the loan and can shorten the loan term.
  • Should I pay off my principal if I plan to sell the property soon? If you're planning to sell, consider your cash flow needs and market conditions before making additional principal payments.
  • What if my financial situation changes during the interest-only period? Contact your lender to discuss options, which may include restructuring the loan or extending the interest-only period.

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Ricky Esteb - Licensed Mortgage Broker
Richard (Ricky) Esteb
Licensed Mortgage Broker & Founder
Credit Rep #574071 ACN 681 636 056 83+ Lender Panel

With direct experience helping Australians secure home loans, car finance, and business funding, Ricky founded Esteb and Co to bring transparency and technology to mortgage broking.

✓ Verified & Last Reviewed: 2026-01-22 | Content meets ASIC regulatory requirements