Money Tools

CAGR Calculator

Estimate compound annual growth rate between a starting value and an ending value over time.

Updated April 11, 2026
Free online tool
Planning and research use

Why this page exists

Growth is easier to compare when a multi-year change is turned into one annualized rate instead of left as a raw before-and-after jump. This calculator helps visitors estimate compound annual growth rate and also shows the total growth over the full period.

Interactive tool

Run the estimate

Enter your numbers and read the result first, then use the sections below to understand what affects the outcome.

Calculator

CAGR calculator

Estimate compound annual growth rate between a starting value and an ending value over time.

Result

9.89%

Estimated compound annual growth rate and total growth based on the starting value, ending value, and timeframe entered.

CAGR9.89%

Total growth45.83%

Starting value$12,000

Ending value$17,500

$12,000 growing to $17,500 over 4.0 years works out to about 9.89% per year on a compounded basis.
Across the full period, that change represents about 45.83% total growth from start to finish.
CAGR is helpful when you want one annualized rate that summarizes multi-year growth, even if the real path was uneven.

This is a planning estimate only. CAGR smooths growth into an annualized rate, so it does not show the year-to-year ups and downs that may have happened in between.

Planning note

Last updated April 11, 2026. Use this tool to compare scenarios and plan ahead, then confirm important details with the lender, employer, insurer, contractor, or other qualified provider involved in the final decision.

How it works

What the calculator is doing

Enter the starting value, ending value, and number of years.

The calculator annualizes the change using a standard CAGR formula.

It also shows total growth percentage so you can compare the smoothed annual rate with the full-period change.

Understanding your result

CAGR is useful when you want one clean annual rate for a multi-year change, but it smooths out the path between the start and end values. That makes it helpful for comparison, even though it does not show year-to-year volatility.

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Examples

Ways people use this tool

Example scenarios help turn a quick estimate into a more useful comparison or planning step.

Compare performance over different multi-year periods

An annualized growth rate can be easier to compare than raw start and end values alone.

Translate a total gain into a yearly growth estimate

This helps when you want to understand the pace of growth rather than only the ending total.

Use CAGR for a simple business or investment snapshot

CAGR can make long-term changes easier to communicate in a cleaner annual format.

FAQ

Common questions

How is CAGR calculated?

The calculator divides the ending value by the starting value, raises the result to one divided by the number of years, then subtracts one.

Why is CAGR useful?

It gives a single annualized growth rate that can be easier to compare across different periods or opportunities.

Does CAGR show year-to-year volatility?

No. It smooths growth into one annual rate, so it does not show the ups and downs that may have happened between the start and end values.

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Money ToolsUpdated April 11, 2026