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Compound Annual Growth Rate Calculator
Find annualized compound change between a positive start and end over a stated duration.
Starting value, Ending value, Elapsed years
JSON
Browser only
Runs locally in your browser. Your files, pasted content and generated output are not uploaded. Reset clears this tool’s working data.
This tool needs JavaScript. If it does not load, refresh the page and try again.
How to use this tool
- Enter the labelled values and use the displayed units.
- Choose Calculate result and inspect the full report, assumptions and undefined/no-solution status.
- Choose Download result to save the complete JSON. Reset clears results and restores the example controls.
Examples
Starting value: 1000
Ending value: 1500
Elapsed years: 5
Limitations
- Positive start/end values and positive fractional years; no intervening cash flows. Arithmetic realized/hypothetical endpoint rate, not investment advice, forecast or tax/inflation adjustment.
- Scalar numeric inputs use explicit decimal syntax and IEEE-754 arithmetic; unless a tighter bound is stated, positive values are 1e-12–1e12 and nonnegative values 0–1e12. Derived inventory counts above 1 billion and nonfinite results are refused. Combined input limit400,000 UTF-8 bytes;complete JSON output limit4MiB. Numeric/code input controls allow128 characters. All processing stays in your browser.
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