Portfolio Growth Calculator

Model how your investments grow over time — with real market variability, not just smooth averages

Step One
Your Numbers
1Portfolio Setup
$50,000
$
20 yrs
$500/mo
$
Advanced Settings
%
%
2Pick an Index or Portfolio

Select what you're investing in. The number shown is the historical average annual return.

Step Two
Return Mode
3How Should Returns Behave? Variable Returns
📏 Flat Rate — Simple & CleanUses the same average return every single year. Classic approach — use as your baseline, then switch modes to see how variability changes your outcome.
Your Results
Projection Summary
Projected Portfolio Value
—
after 20 years

Enter your information above to see your personalized projection.

4Your Results
📋 Year-by-Year Breakdown
💡 Hover any row for details. Green = up years, red = down years. 5-year marks are bolded.