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Lumpsum calculator showing one-time investment expected return duration projected gain and future value

Lumpsum Calculator

Estimate what a single one-time investment could be worth in the future.

Enter values, then tap Calculate

How to Calculate Lumpsum Growth in 3 Steps

  1. 1

    Enter the investment amount.

    Use the one-time amount available at the beginning of the period.

  2. 2

    Add return and duration.

    Choose a reasonable annual return assumption and investment horizon.

  3. 3

    Review several scenarios.

    Compare projected future value and gain under conservative, moderate, and optimistic assumptions.