How Long to Double Money at 3%

This page shows how long it takes for money to double at a 3% annual return.

Method	Years to Double
Exact Compound Interest	23.45
Rule of 72 Estimate	24

Read the Rule of 72 guide

See the 3% return scenario

View the 3% compound interest table

View the 3% compound interest chart

Open Compound Interest Calculator (Investment Growth)

Complete Compound Interest Guide

Example Investment Scenario

Example scenario using compound interest:

Monthly investment: $1,000
Expected return: 7%
Investment horizon: 30 years

Estimated future value: ,219,971

Run your own scenario in the Compound Interest Calculator (Investment Growth)