Extra Repayments & Offset Guide Australia | Save Thousands

By AusTaxTools Editorial Team ·

Short answer

Extra repayments reduce principal faster, cutting total interest. An offset account achieves the same effect while keeping cash accessible. The best strategy depends on your discipline, liquidity needs, and whether your loan allows unlimited additional payments.

Lump sum vs regular

A one-off $10k payment and an extra $200/month both accelerate payoff — but recurring payments are more reliable for most borrowers.

Offset mechanics

Money in an offset account reduces the balance interest is calculated on. Every dollar offsets at your loan rate — effectively a tax-free return.

Redraw vs offset

Redraw puts money into the loan and the lender controls access. Offset keeps it in your bank account with full liquidity.

Common mistakes

  • Paying extra on a fixed loan that caps additional repayments — triggering unexpected break costs.
  • Keeping large offset balances while paying package fees that exceed the interest benefit.
  • Ignoring the tax implications of offset vs redraw on investment property loans.
  • Making minimum repayments on high-rate consumer debt while over-paying a low-rate mortgage.

Every dollar compounds

Every extra dollar paid early works in your favour for the life of the loan.

Model the impact before committing. The difference between paying minimum and paying even slightly more can be tens of thousands in saved interest.

Open extra repayment calculator

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Frequently Asked Questions

How much can extra repayments save on a mortgage?
On a $500k 30-year mortgage at 6%, an extra $200 per month can save over $100k in interest and cut more than 7 years off the term.
Is an offset account better than extra repayments?
Offset keeps funds accessible while reducing interest. Extra repayments may be locked via redraw. Choose offset if you need liquidity, direct repayments if you prefer forced discipline.
Can I make extra repayments on a fixed rate loan?
Most fixed loans cap extra repayments at $10k to $20k per year. Exceeding the cap can trigger break costs. Always check your contract.