Compound interest calculator

Project how a starting balance plus regular monthly deposits grows at a given annual return, split between what you contributed and what compounding added.

$
$
7.0%
25 yr

Balance at the end

$352,656

After 25 years

Growth earned

$227,656

182% of what you put in

Total contributed
$125,000
Total growth
$227,656
Ending balance
$352,656

How this is calculated

  • · Returns are steady rather than volatile — real markets are not
  • · No tax, platform fees or inflation adjustment

Estimates only — not financial, tax or legal advice.

Related calculators