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Home loan repayment calculator

Borrow smarter and estimate your home loan repayments before you apply.
Loan amount:
Your
repayments 
could be:
Owner occupier, principal & interest, 30 year loan term. Includes discount on new and additional lending, LVR 70% or less. Based on interest rate of X.XX% and comparison rate^ of X.XX%1,2,3
The rate you have entered is not necessarily a rate available for new lending with Great Southern Bank. Repayments are based over a 30 year loan term.

Your contracted home loan repayments will be set to a monthly frequency, meaning you will need to meet the agreed repayment amount by the due date stated on your loan contract each month. To meet this minimum monthly amount, you can however make repayments weekly or fortnightly.

Estimates only. How is this calculated?

Looking to add additional payments?
Try our advanced calculator

This calculator provides general information only and should not be relied on to make a decision about a financial product. You should consider obtaining advice from an appropriately licensed financial services professional before making any financial decisions.

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1
Connect with a specialist

Complete the form and we’ll connect you with one of our experienced Home Loan Specialists to discuss your goals, eligibility and next steps.

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2
Application

When you’re ready, we’ll help you prepare and submit your application.

3
Loan approval and settlement

Once your application is ready for assessment, your specialist will guide you from approval to settlement.

FAQS

Home loan handy helpers

Heard some home loan lingo but are unsure what it means? Find the answers, explained in easy to understand terms. No “bank-speak” allowed.

You can use our repayments calculator to estimate your repayments for a given loan and term.

When you apply for a home loan your Home Loan Specialist will give you a detailed breakdown of your repayments for your loan type and borrowing amount.

If the estimated repayment amount is more than you can afford, you could consider lowering the amount you wish to borrow or looking for a cheaper property. Expanding your property search to nearby suburbs may lead you to a hidden bargain.

Yes. At Great Southern Bank you can make extra repayments on your home loan at no extra cost.

Our variable rate home loans have unlimited extra repayments, while with our fixed rate home loans you can make up to $30,000 in extra repayments at no additional cost.

Making extra repayments can help you pay off your home loan sooner. With our clever tool, The Boost, you can set an amount between $0.01 and $5 to automatically transfer to your home loan account every time you use your debit card. You’d be surprised how these small amounts can really add up.

HOME LOANS

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Our home loans come with:
  • Competitive rates.
  • Fee-free extra repayments.
  • Smart tools and clever features to help you own your home sooner.

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Offset Variable Home Loan
Discounted rates from
6.14
%
p.a.
Comparison rate^
6.20
%
p.a.
Find out more
Owner occupier, principal & interest. Includes discount on new and additional lending, LVR 70% or less. Minimum loan amount applies.1,2,3

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Important Information

Rates current as at 22 May 2026 and subject to change.

Great Southern Bank, a business name of Credit Union Australia Ltd ABN 44 087 650 959, AFSL and Australian Credit Licence 238317. Lending criteria, limits, conditions and fees apply. Applications are subject to credit approval.

1 Discounts off the Basic Variable and Offset Variable Reference Rate are available to (a) new home loans with a minimum application amount of $100,000; or (b) switching or restructuring of the home loan you already have with us when it includes new borrowing of at least $10,000; for new home loan applications unconditionally approved on or after 22 May 2026. Published interest rates are inclusive of any discounts off the respective Reference Rates. Interest rates and discounts vary based on the loan purpose (owner occupier and investor), repayment type (principal and interest, interest only, construction) and Loan to Value Ratio (LVR). Maximum LVR applies and includes Lenders' Mortgage Insurance and Great Southern Bank loan setup fees where applicable.

2 Great Southern Bank may withdraw or amend this offer at any time without notice. A change in your loan purpose, your repayment type or your loan product will permanently end your entitlement to the discount.

3 LVR means ‘Loan to Value Ratio’. It is the amount of your loan divided by the valuation of your property, calculated as a percentage. For example, if you apply for a loan of $400,000, which will be secured by a property valued at $500,000, your LVR is 80%. We calculate your LVR at the time we approve your loan and your discount won’t change because of changes to the LVR during the life of your loan.

4 Fixed Rate loans are available to (a) new home loans with a minimum application amount of $100,000; or (b) switching or restructuring of existing home loans. Maximum Loan to Value Ratio applies and includes Lenders' Mortgage Insurance and Great Southern Bank loan setup fees where applicable.

5 On expiry of the fixed rate period, the loan reverts to the Basic Variable Reference Rate relevant to your loan purpose and repayment type which applies at the time of expiry.

^ Comparison rate accurate for $150,000 secured loan over 25 years. WARNING: This comparison rate is true only for the examples given and may not include all fees and charges. Different terms, fees or other loan amounts might result in a different comparison rate.

#Offer includes $0 Establishment Fee and is open to new or existing customers applying for a minimum application amount of $100,000 or more. Excludes applications for Internal Refinance of existing facilities. Applications must be received between 31/08/2022 and 31/07/2026 and settled by 31/10/2026. To be eligible to apply you must be at least 18 years of age and a permanent resident of Australia. Great Southern Bank may withdraw or amend this offer at any time without notice.