Tax Return Calculator Australia 2026-27
Estimate your tax return refund or amount owing for 2026-27. Enter your income, the tax already withheld, and any deductions. Works as a tax estimator, tax back calculator and ATO tax return estimate tool.
From your payment summary or myGov
Estimated Amount Owing
−$200
You didn't withhold enough tax — you'll owe this when you lodge your return.
Frequently Asked Questions
How do I estimate my tax return in Australia?
Your tax return refund (or bill) equals the tax already withheld by your employer minus your actual tax liability. Actual tax = income tax on (income − deductions) + 2% Medicare levy + any HECS repayment. If your employer withheld more than this, you get a refund; if less, you owe the difference.
When can I lodge my 2025-26 tax return?
The Australian financial year ends 30 June. You can lodge your tax return from 1 July, but waiting until late July is wise so the ATO can pre-fill your income, bank interest and private health details. The deadline for self-lodgers is 31 October.
What is the average tax refund in Australia?
The average Australian tax refund is around $2,800, though it varies widely. Your refund depends on how much tax was withheld versus your actual liability, plus any deductions you claim (work expenses, donations, self-education, etc.).
What deductions can I claim on my tax return?
Common deductions include work-related expenses (uniforms, tools, home office), self-education, professional memberships, donations to registered charities, income protection insurance, and the cost of managing your tax affairs. You need records to substantiate claims over $300 in total.
How accurate is this tax return estimator?
This estimator uses the official ATO 2026-27 brackets, Medicare levy and LITO to give a close estimate. Your final assessment may differ if you have capital gains, foreign income, offsets, or other items. For complex situations, consult a registered tax agent.