Deposit interest rates, including money market account rates, have been decreasing. It is crucial to compare MMA rates to maximize earnings. The national average money market account rate is currently 0.59%, a significant increase from three years ago. Some top accounts offer over 4% APY, so consider opening an account now. Your earnings depend on the annual percentage rate (APY) and compounding frequency. For example, a $10,000 deposit in an account with 0.59% interest would grow to $10,059.17 after one year. Opting for a 4% APY account would yield $10,408.08. While promotional rates may reach 7%, they often have limitations.

Read more at Yahoo Finance: Best money market account rates today, August 30, 2025 (best account provides 4.41% APY)