01 · Inputs
Your numbers
Adjust your numbers to calculate your Freedom Number instantly.
Default 4% (Trinity study)
After inflation. Default 7%
02 · Result
Your Freedom Number
Freedom #
$1.5M
Portfolio
$75k
Years Left
21.3
$1,500,000
$75,000
$1,425,000
21.3 yrs
$60,000
$2,837,978
Portfolio Growth Projection
Future value over time assuming your inputs hold steady.
FI Milestone Timeline
Years to reach each step toward your Freedom Number.
$375,000
7.8 yrs
$750,000
13.8 yrs
$1,125,000
18.1 yrs
$1,500,000
21.3 yrs
Understanding Your Freedom Number
What is a Freedom Number?
Your Freedom Number is the portfolio size that can sustainably cover your annual expenses without depleting itself. It's the finish line for financial independence — once your investments reach this number, work becomes optional.
The 4% Rule
Based on the Trinity Study, the 4% rule suggests retirees can withdraw 4% of their portfolio in year one, then adjust for inflation each year, with a high probability of not running out of money over 30+ years.
Safe Withdrawal Rate
Your SWR is the percentage you withdraw annually from your portfolio. More conservative investors prefer 3–3.5%, while aggressive plans use 4–5%. Lower SWR = larger required portfolio but more safety.
Common Mistakes
Underestimating expenses, ignoring inflation, using nominal instead of real returns, forgetting taxes and healthcare, and chasing income instead of cutting unnecessary spending. Recalculate annually.
Why Expenses Matter More Than Income
Every $1,000 of annual expenses requires $25,000 in invested assets (at 4% SWR). Cutting $5k/year in spending lowers your Freedom Number by $125k — far faster than earning your way there.
Real vs Nominal Returns
Always plan with real (inflation-adjusted) returns. A 10% nominal return with 3% inflation is only 7% real. This calculator assumes real returns so projections stay meaningful in today's dollars.
Frequently Asked Questions
Understand Your Freedom Number
Learn what the Freedom Number means, how it is calculated, and the assumptions behind the 4% rule before making important financial decisions.