When it comes to growing your money, understanding compound interest and how it works can give you an insight into how to effectively increase your savings over time. With more knowledge and a savvy plan, this concept can be essential for long-term growth and can help shape your way for financial success.
Compound interest might be one of the most powerful tools for building long-term wealth. Unlike simple interest, which is earned only on your original deposit (principal), compound interest allows you to earn interest on both your principal and the interest your money has already earned. In other words, your savings have the opportunity to grow faster over time because your earnings continue earning additional earnings.
The key to making compound interest work for you is consistency and patience. The earlier you start saving and the longer you leave your money invested, the greater its growth potential. That's why compound interest is especially valuable for long-term goals like buying a home, saving for retirement, or building a college fund.
One simple way to estimate your money's growth is by using the Rule of 72. Divide 72 by your annual interest rate to estimate how long it may take your investment to double. For example, if your savings earn a 6% annual return, your money could double in approximately 12 years.
One of the biggest mistakes people make is underestimating the power of compound interest. While simple interest grows at a steady pace because it's calculated only on your original deposit, compound interest accelerates your savings by allowing your earnings to earn even more earnings. The longer your money stays invested, the greater the difference becomes.
Simple Interest: This is calculated only on the principal amount of the deposit.
Example: The interest paid on a $1,000 investment at 5% is $50 per year. In 10 years, this would equal $500 in earned interest for a total of $1,500.
Compound Interest: This is calculated on principal and also pays interest on previously earned interest.
Example: The interest paid on a $1,000 investment at a rate of 5% (and annual compounding) means after 10 years, you would have a total of $1628.89.
And the longer your investment remains, the compound interest grows at a faster rate, increasing your earnings.
The key to building wealth is to start saving early. Even small contributions now will show significant growth over decades, as time is the most important factor when using compound interest to grow your wealth.
Making regular contributions to your savings accounts is a big part of successful savings. Even small, deposits made on a regular basis will show significant gains due to the snowball effect of compound interest. Save what you can now and gradually increase your contributions when your budget allows.
If you’re looking to open an account that offers compound interest, MPCU offers the following accounts to take advantage of compound interest:
We invite you to contact our team of finance professionals at Members Plus to see which accounts would work best for your unique situation.
Compound interest is one of the most powerful tools for building long term wealth, but its greatest advantage is time. Whether you're saving for a first home, retirement, your child's education, or another major milestone, starting early and contributing consistently can make a significant difference over the years. Even small deposits made regularly have the potential to grow into something much larger through the power of compounding.
As you continue your financial journey, MPCU is here to help. MPCU offers Money Management™, an easy to use financial management tool that keeps all your account information, even accounts at other financial institutions, at your fingertips, allowing you to track spending, create budgets, see your spending and saving habits, and more.