The Power of Interest - How Long Will it take My Money to Double?

Have you ever heard of the Rule of 72? How about the Rule of 114? The Rule of 72 is a shortcut to estimate the number of years it takes for an investment to double, while 114 estimates how long it takes to triple. Better still, use this calculator to get more exact numbers.

Interest Rate

Enter your expected annual interest rate to see how long it will take your investment to grow.

This is an example value. Update it to reflect your expected rate of return.

%

Why do you want your investment to double or triple? Does that fit into your overall strategy, or is it just a fun math problem to solve? With saving and growing your money, sometimes hitting singles is a better approach than swinging for a home run.

See How Your Money Grows

Why do you want your investment to double or triple? Does that fit into your overall strategy, or is it just a fun math problem to solve? With saving and growing your money, sometimes hitting singles is a better approach than swinging for a home run.

Compounded
Growth Target Annually Monthly Weekly Daily
Double 2× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years
Triple 3× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years
10× Growth 10× your investment 0.0000 years 0.0000 years 0.0000 years 0.0000 years

What's Your Time Horizon?

Have A Question About This Topic?

Thank you! Oops!

Related Content

A Path to Serenity and Smart Money Choices

A Path to Serenity and Smart Money Choices

An article about meditation, mindfulness, and financial well-being.

Wedding Budget Calculator

Wedding Budget Calculator

Estimate total wedding costs and see how different choices affect your overall budget.

What You Need to Know About Social Security

What You Need to Know About Social Security

Every so often, you'll hear about Social Security benefits running out. But is there truth to the fears, or is it all hype?

This website uses tracking technologies to enable our website functionalities, to enhance user experience or to analyze performance and traffic. We may also share information about your use of our site with our analytics partners. We do not sell your information or share it for purposes of cross-contextual advertising. For more details on the data we process, see our Privacy Policy.