Can you pay principal on an interest-only loan?

Asked by: Earnest Bergstrom  |  Last update: January 15, 2026
Score: 4.3/5 (6 votes)

You have the option of making principal payments during your interest-only payment term, but once the interest-only period ends, both interest and principal payments are required. Keep in mind that the amount of time you have for repaying the principal is shorter than your overall loan term.

Can you make extra repayments on an interest-only loan?

Can I make extra repayments with an interest-only home loan? Yes. Whether your home loan is on a fixed or variable rate, you can make extra repayments into the loan account.

What is a main disadvantage of the interest-only loan?

Cons of interest-only loans

Higher interest rates: Interest-only loans typically come with higher interest rates compared to fully amortizing mortgages. Lenders consider these loans riskier due to the lack of principal reduction during the interest-only period.

Can you make extra payments on an interest-only mortgage?

Can you pay extra off an interest-only mortgage? If you're thinking about how to pay off an interest-only mortgage, it's worth noting that many interest-only mortgages allow you to make overpayments on your loan. This can be done as a lump sum or through increased monthly instalments.

Is it better to pay principal and interest or interest-only?

Set your strategy before you choose

If you intend to invest and sell before the loan term ends, interest-only might be useful for you. On the other hand, if you're buying a family home for the long term, principal-and-interest repayments might serve you better.

Biggest Mortgage Hack! Interest Only vs Interest + Principal | $1,000,000 Equity

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What happens if I pay principal only?

Principal-only payments are a way to potentially shorten the length of a loan and save on interest. If your lender allows it, you can make additional payments directly toward the amount of money you borrowed — the principal — which can help you pay off your loan faster.

How long can I pay interest only on my mortgage?

A typical interest only mortgage lasts between five and 25 years. It's possible to remortgage to a new deal at any time, which is often a good idea if interest rates have changed. You can also remortgage at the end of the deal – but you will need to meet affordability criteria.

Can you pay principal on an interest-only mortgage?

Interest-only mortgages are loans that require you to pay just the interest for an agreed time frame. Once that period elapses, the loan will either revert to the conventional amortisation plan, requiring you to pay both the principal payment and interest, or you will need to repay the debt.

Is it worth overpaying on an interest-only mortgage?

Overpayments on interest-only parts of your mortgage won't automatically reduce your monthly mortgage payment, unless you ask us to, but could save you money by reducing the amount of interest charged.

What if I can't pay off my interest-only mortgage?

There are several different ways they could extend your mortgage, including: turning all or part of it into a repayment mortgage, with a later agreed full repayment date. letting you repay it with several agreed payments rather than just one lump sum.

Why would anyone get an interest-only mortgage?

This is because, in effect, you're only paying the interest charges on your mortgage loan. If someone has a short term need to preserve money, they could choose this, retain the mortgage and property and just service their interest-only loan before switching back to a repayment mortgage.

Can I refinance an interest-only mortgage?

After the interest-only period, you have the option to refinance, pay a lump sum, or begin paying down the principal. However, it's important to note that your monthly payments will increase significantly once you start paying both the principal and the interest.

What is the downfall of interest-only mortgage?

Interest-only mortgages offer attractive benefits, such as lower monthly payments and increased cash flow for investments. However, they also come with significant risks, including the need for a large lump-sum payment at the end of the term and limited availability.

What happens if I pay an extra $2000 a month on my mortgage?

The additional amount will reduce the principal on your mortgage, as well as the total amount of interest you will pay, and the number of payments.

Can you offset an interest only loan?

Yes; offset accounts can be linked to interest only loans. By keeping funds in an offset account, you can benefit from reduced interest expenses while enjoying lower monthly repayments during the interest only period.

Can I change my interest-only mortgage to repayment?

If you have an interest only mortgage – or part of it is interest only – you can change to a capital repayment mortgage. That means you'll start to pay off the capital you've borrowed as well as the interest. If you move your whole mortgage to capital repayment you will have paid it off in full by the end of the term.

Can you pay lump sums off an interest-only mortgage?

Make overpayments

Another useful way of reducing your debt is to make lump sum payments or regular monthly overpayments. This method gives you the flexibility to pay off additional capital as and when you can afford it.

What happens if I pay 3 extra mortgage payments a year?

Paying a little extra towards your mortgage can go a long way. Making your normal monthly payments will pay down, or amortize, your loan. However, if it fits within your budget, paying extra toward your principal can be a great way to lessen the time it takes to repay your loans and the amount of interest you'll pay.

What are the main risks of an interest-only mortgage?

Disadvantages
  • You will need to pay off the full amount borrowed in one go.
  • You will pay more interest because the loan amount stays the same.
  • You will need to monitor your investments as well as your mortgage.
  • You could end up out of pocket if your repayment plan underperforms.

Do banks allow principal only payments?

Some lenders may apply the payment to the principal automatically. However, lenders usually require that you let them know when you make the payment that it is for the principal only. This may only require that you check the principal-only box when you make a payment online.

Can I pay more on an interest-only mortgage?

Overpayments on interest only parts of your mortgage won't automatically reduce your monthly mortgage payment, unless you ask us to, but could save you money by reducing the amount of interest charged.

Can I pay down an interest-only loan?

At the end of an Interest Only period, the balance of the loan must be paid back to the bank over the period remaining before the end of the loan.

What is the disadvantage of an interest-only mortgage?

Some cons with this type of loan include: You're not building equity in the home: Building equity is important if you want your home to increase in value. With an interest-only loan, you aren't building equity on your home until you begin making payments towards the principal.

What happens when you get to the end of an interest-only mortgage?

If you have an interest-only mortgage, you need to make plans to repay the capital (the amount you borrowed). If you don't, you will have a large amount to pay at the end of your mortgage term and may need to sell your home to repay it.

How many years can you pay interest-only?

Interest-only repayments are available for a set period over the life of the loan. Up to 5 years on an Owner-occupied loan and 10 years on an Investment loan. Principal and interest repayments following an interest-only period will be higher than if you'd been paying both the principal and interest from the start.