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Compound Growth calculator

Find the yearly growth rate needed to turn a starting value into a target value in a given time.

How it works Report a problem

Compound Growth calculator

Enter your values below and press Calculate to see your result instantly.

Required CAGR (%)
17.46%
TIME TO DOUBLE
4.1 Years
TOTAL MULTIPLIER
5.0x
To reach your target, your capital must double every 4.1 years. This is an aggressive growth profile.

About the Compound Growth calculator

Find the yearly growth rate needed to turn a starting value into a target value in a given time.

How to use the Compound Growth calculator

  1. Enter the Initial Value, Target Value and Desired Tenure (Years).
  2. Press Calculate.

Formula and method

Required annual growth = (Target ÷ Initial)^(1 ÷ years) − 1

Worked example

To double $10,000 to $20,000 in 10 years you need about 7.18% a year.

Tips

  • Compare the required rate with realistic returns. Very high rates signal an unrealistic goal.
  • Adding regular contributions lowers the required growth rate.

Frequently asked questions

What is CAGR?
Compound annual growth rate: the steady yearly rate that would take a value from start to end.