Does switching to interest-only affect your credit score?

Asked by: Mr. Milford Pollich IV  |  Last update: September 29, 2025
Score: 4.7/5 (28 votes)

Will switching to an interest-only mortgage temporarily affect my credit score? No, not necessarily. If you go for the government-backed six-month switch, your credit score won't be affected. You might not even need to go through any additional affordability checks in this case.

Does changing to interest-only affect credit score?

You'll make interest only payments towards your mortgage for six months, with no impact on your credit score. You can cancel at any point, but you can only apply once. Your monthly payments will increase at the end of the reduced payment period to collect the amount you haven't paid.

What is the disadvantage of interest-only?

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.

What happens if you switch to interest-only mortgage?

There's a higher risk of negative equity than a repayment mortgage. The mortgage balance remains the same over the mortgage term, leaving you more exposed to changes in house prices. The total amount paid in interest over the life of an interest only mortgage will also exceed the interest paid on a repayment mortgage.

Is it worth switching to interest-only?

Interest-only mortgages can seem more affordable, but they tend to cost more overall; you'll also need to find a way to pay off the loan at the end of the term. Repayment mortgages cost more per month but less over the loan's lifetime - and will pay off your mortgage in full.

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Is interest-only a good idea?

The interest rate could be higher than on a principal and interest loan. So you pay more over the life of the loan. You pay nothing off the principal during the interest-only period, so the amount borrowed doesn't reduce. Your repayments will increase after the interest-only period, which may not be affordable.

Does interest hurt your credit?

Interest rates don't have a direct impact on your credit scores, and an increase or decrease in your accounts' interest rates won't affect your credit scores at all. Your credit reports don't even show the interest rate on your accounts, and most credit scores depend entirely on the information in your credit report.

How long can I stay on an interest-only 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.

When should you use an interest-only mortgage?

Common candidates for an interest-only mortgage are people who aren't looking to own a home for the long-term — they may be frequent movers or are purchasing the home as a short-term investment. If you're looking to buy a second home, you may want to consider an interest-only loan.

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.

What is the point of interest-only?

An interest-only mortgage allows borrowers to reduce their repayments in time of need or may enable property investors, to claim tax benefits*, as the total interest repayment may be tax-deductible.

Can you 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.

Can I change my mortgage to interest-only nationwide?

You can choose to only pay the interest on your mortgage for 6 months. We'll work out the amount you need to pay based on your interest rate and balance. Your payments will then be fixed at that amount for 6 months. Your mortgage balance won't go down while you're only paying the interest.

What is an example of an interest-only loan?

Interest-only loans are most commonly used for mortgages. For example, if you borrow $400,000 at a rate of 6% for 30 years, your monthly interest payment would be $1,919.50 and your monthly principal payment would be $478.70.

Does your credit score change if you don't use it?

Credit card inactivity will eventually result in your account being closed. A closed account can have a negative impact on your credit score, so consider keeping your cards open and active whenever possible.

Is interest-only good or bad?

As always, it's a good idea to run this past your accountant first. While interest-only repayments are lower during the interest-only period, you'll end up paying more interest over the life of the loan. There are also risks involved with getting an interest-only repayment loan.

What is the main objective behind using an interest-only mortgage?

If you want a monthly payment on your mortgage that's lower than what you can get on a fixed-rate loan, you might be enticed by an interest-only mortgage. By not making principal payments for several years at the beginning of your loan term, you'll have better monthly cash flow.

What is better principal and interest or interest-only?

Interest only repayments are generally lower than principal and interest repayments, so it can be a good short-term option if you have other things you need cash for, such as renovations or a holiday. For more information on how repayments work, contact us at ANZ.

What is the disadvantage of an interest-only mortgage?

No Equity Growth: Interest-only mortgages generally require large down payments, so lenders have collateral against default. But for the first 5-to-10 years, the homeowner's equity doesn't grow at all, unless you make extra payments. If your goal is paying down a mortgage, interest-only loans are a bad place to start.

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.

Can you temporarily switch to interest-only mortgage?

Many lenders will approve a temporary change from a regular (capital and interest) repayment plan to an interest-only one. This shift would allow you to drop the capital repayment and cover only the interest.

What hurts credit the most?

5 Things That May Hurt Your Credit Scores
  • Highlights:
  • Making a late payment.
  • Having a high debt to credit utilization ratio.
  • Applying for a lot of credit at once.
  • Closing a credit card account.
  • Stopping your credit-related activities for an extended period.

Does using 0% APR hurt credit score?

Suppose you use the 0 percent intro APR period to run up higher balances than usual. In that case, you might end up with a high credit utilization ratio that hurts your credit score.

Should I pay off my credit card in full or leave a small balance?

It's a good idea to pay off your credit card balance in full whenever you're able. Carrying a monthly credit card balance can cost you in interest and increase your credit utilization rate, which is one factor used to calculate your credit scores.