Compound Interest Calculator
See how your investments grow over time. The stacked chart shows your contributions versus investment gains — watch compound interest take over as the years pass.
$0
$83,900 per year (2026 max: $83,900)
Contributing for 20 of 60 years
5% per year
60 year projection
Portfolio Growth Over Time
Contributions
Investment Gains
Final Portfolio Value
$21,146,696
$1,678,000
Total Contributions
$19,468,696
Total Interest Earned
92.1%
Interest as % of Total