๐ŸŽฏTime to FI Calculator

Monte Carlo simulation to estimate years to Financial Independence

Time to FI Calculator โ€“ Australia's Path to Independence

Discover how many years you are from Financial Independence in Australia. This tool factors in your AUD savings rate, the 11% Superannuation guarantee, and the unique tax benefits of franking credits to project your Australian FI date.

Expert Guidelines

Superannuation and the FI Timeline

In Australia, your 'Time to FI' is often split into two phases: before and after age 60 (preservation age). Even if you retire at 45, your Super continues to grow tax-effectively until you can access it. ASIC Moneysmart highlights that voluntary contributions can significantly shorten your overall timeline. Our calculator helps you see how much you need in your 'bridge' portfolio versus your Super to maintain your lifestyle.

ASIC Moneysmart โ€“ Superannuation

Optimizing Your Savings Rate in AUD

The ABS reports that Australian household spending is dominated by housing and transport. To reach FI faster, many Aussies focus on reducing these big wins. By saving 50% of your net AUD income, you can technically reach FI in about 17 years (assuming 5% real returns). Use this tool to see how moving to a more affordable Australian city or eliminating a car loan can slash years off your work life.

Australian Bureau of Statistics (ABS)

Franking Credits: The Aussie FI Secret

Australia's imputation system allows you to receive a credit for tax paid by companies on your dividends. For an FI practitioner with a low taxable income, these credits often result in a cash refund from the ATO. This 'extra' income effectively raises your safe withdrawal rate, meaning you may reach your Australian FI target with a smaller corpus than in other countries.

Australian Taxation Office (ATO)

Frequently Asked Questions

What is 'Lean FI' vs 'Fat FI' in Australia?

'Lean FI' in Australia might mean living on $40,000 AUD a year (requiring a $1M corpus), while 'Fat FI' might be $100,000+ a year (requiring $2.5M+). Given the high quality of public services in Australia, many find Lean FI very comfortable. This tool allows you to input your desired lifestyle cost to see exactly how many years each path will take to achieve.

How do Australian interest rates affect my FI date?

Higher interest rates increase the return on cash and bonds but can slow down property and stock growth. More importantly, they increase the cost of debt (mortgages). For Australians with investment debt, rate hikes can decrease the monthly savings rate. Use this tool to test how different AUD interest rate environments impact your journey to freedom.

Does my home equity count towards FI?

Generally, your primary residence is not included in your 'invested assets' for FI because it doesn't pay you an income. However, having a paid-off home in Australia significantly lowers your annual expenses, which in turn lowers your 'FI Number.' Our calculator helps you see the impact of being debt-free on your independence timeline.

What is the Time to FI Calculator?

This calculator uses Monte Carlo simulation to estimate how long it will take you to reach Financial Independence (FI). Unlike simple calculators, it runs thousands of simulations accounting for market volatility, giving you a realistic view of possible outcomes.

How Monte Carlo Simulation Works

Monte Carlo simulation runs thousands of scenarios with randomized market returns based on historical data. Each simulation projects your portfolio growth over time, accounting for your contributions, withdrawals, and market volatility.

Understanding Safe Withdrawal Rate

The Safe Withdrawal Rate (SWR) is the percentage of your portfolio you can withdraw annually without depleting your funds. The famous "4% rule" suggests you can withdraw 4% per year with low risk of running out of money over 30 years.

Frequently Asked Questions

Why are the 10% and 90% percentiles important?

They show the range of possible outcomes. If the 10th percentile shows 8 years and 90th shows 15 years, it means in 80% of simulations you reached FI between 8-15 years.

What volatility should I use?

Historical stock market volatility is around 15-20%. More conservative portfolios might use 10-12%.

What if I never reach FI?

The "Never Reach FI" percentage indicates scenarios where your portfolio doesn't hit the target. If it's high, consider increasing savings or reducing expenses.

Financial Accuracy

Written by: LifeByNumbers Team
Last updated: January 2026

Disclaimer: This calculator provides estimates for informational purposes only. This is not financial, tax, or legal advice. Please consult a qualified financial advisor for advice specific to your situation.