CAGR Calculator
Compound annual growth rate between any two values.
Enter your values
Enter the starting value in $.
Enter the ending value in $.
Enter the years in years.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- CAGR
- 16.5%
- Total growth
- 150%
- Doubling time at this rate
- 4.5 years
Working
- 1CAGR = (125000 ÷ 50000)^(1/6) − 1 = 16.5%
Quick answer
CAGR is the smoothed yearly growth rate that takes a starting value to an ending value: (end/start)^(1/years) − 1.
CAGR = (End ÷ Start)^(1/n) − 1
At a glance
| What it does | Compound annual growth rate between any two values. |
|---|---|
| Category | Business |
| Inputs needed | Starting value, Ending value, Years |
| Main output | CAGR |
| Formula | CAGR = (End ÷ Start)^(1/n) − 1 |
| Cost | Free — no sign-up, no download |
How to use the CAGR Calculator
- 1Enter the starting and ending values.
- 2Enter the number of years between them.
- 3Read the compound annual growth rate.
Inputs explained
- Starting value($)
- Enter the starting value in $.
- Ending value($)
- Enter the ending value in $.
- Years(years)
- Enter the years in years.
Worked example
Using the values the calculator loads with:
Inputs
- Starting value50000 $
- Ending value125000 $
- Years6 years
Results
- CAGR16.5%
- Total growth150%
- Doubling time at this rate4.5 years
- CAGR = (125000 ÷ 50000)^(1/6) − 1 = 16.5%
Frequently asked questions
CAGR vs average growth?
CAGR compounds, so it reflects the actual path of money. A simple average of yearly percentages overstates volatile returns.
Can CAGR be negative?
Yes. If the ending value is lower than the start, CAGR is negative and shows the average yearly decline.
What do I need to enter into the CAGR Calculator?
Just 3 values: starting value, ending value, years. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the CAGR Calculator work out the answer?
CAGR is the smoothed yearly growth rate that takes a starting value to an ending value: (end/start)^(1/years) − 1. It applies the formula CAGR = (End ÷ Start)^(1/n) − 1 and shows the working so you can check each step by hand.
Is the CAGR Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.