Best money market account rates today, December 20, 2025 (best account provides 4.25% APY)

Core Insights - The national average money market account (MMA) rate is currently at 0.58%, a significant increase from 0.07% three years ago, indicating a historical high despite recent declines in deposit interest rates [2][4] - Some top MMA accounts are offering rates over 4% APY, suggesting a potential opportunity for consumers to maximize earnings by opening accounts now [2][5] Group 1: Current Rates and Trends - The national average MMA rate is 0.58%, which is historically high compared to three years ago [2] - Top accounts are offering rates exceeding 4% APY, prompting a recommendation to open accounts to take advantage of these rates [2][5] Group 2: Earnings Potential - A $10,000 deposit in an MMA at the average rate of 0.58% would yield a total of $10,058.17 after one year, with $58.17 earned in interest [5] - In contrast, a high-yield MMA at 4% APY would grow the same deposit to $10,408.08, resulting in $408.08 in interest [5] Group 3: Account Features and Limitations - Money market accounts may have more restrictions compared to traditional savings accounts, including higher minimum balance requirements and limits on monthly withdrawals [6]