How much should you invest each month to reach $1 million?

Estimate the monthly contribution required for a $1 million goal.

When this calculator is useful

Estimate the monthly investment needed to grow a starting amount toward a $1 million target.

What to enter

Enter the starting amount, target amount, years, additional months and expected annual return.

How to read the result

The result shows the monthly contribution required after allowing the starting investment and future contributions to compound toward the target.

Questions worth testing

Compare a longer timeline, a larger starting balance or a more conservative expected return.