A money market account is a type of deposit account offered by banks and credit unions that combines features of both a checking account and a savings account. It typically pays higher interest than a standard savings account while giving you limited check-writing or debit card access. Money market accounts are insured by the FDIC (at banks) or NCUA (at credit unions) up to $250,000, making them one of the safest places to park cash you want to keep liquid.
How a Money Market Account Works
When you deposit money into a money market account, the bank invests it in short-term, low-risk instruments like Treasury bills, certificates of deposit, and commercial paper. In return, the bank pays you interest — typically higher than a standard savings account — while keeping your principal safe and accessible.
Most money market accounts allow a limited number of withdrawals per month (often six), though federal regulations have relaxed this rule. Exceeding the limit may result in fees or conversion of the account to a checking account.
Money Market Account vs Savings Account
The main differences:
- Interest rate: Money market accounts often pay more, though high-yield savings accounts at online banks sometimes match or exceed them.
- Access: Money market accounts may come with a debit card or check-writing ability; most savings accounts do not.
- Minimum balance: Money market accounts often require a higher minimum balance ($1,000–$10,000) to earn the advertised rate or avoid fees.
- FDIC insurance: Both are insured up to $250,000 per depositor per bank.
Money Market Account vs Money Market Fund
These are not the same thing. A money market account is a bank deposit — it is FDIC insured and your principal cannot lose value. A money market fund is an investment product sold by brokerages — it is not FDIC insured, though it is regulated and designed to hold a stable $1.00 per share. If you want guaranteed safety, use the account at a bank. If you want slightly higher yields and are comfortable with a brokerage, a money market fund may be appropriate for cash sitting in an investment account.
When a Money Market Account Makes Sense
Money market accounts are a good fit for:
- Emergency fund: You want to earn interest on cash you may need quickly. The combination of higher yield and easy access makes money market accounts strong options for emergency reserves.
- Short-term savings goals: Saving for a car, vacation, or home down payment over 6–24 months. The money earns more than a standard savings account but is not locked up like a CD.
- Cash buffer in an investment portfolio: Keeping uninvested cash earning a reasonable yield while you decide where to deploy it.
What Interest Rate to Expect
Rates vary widely. In 2026, competitive money market accounts at online banks pay 4–5% APY, while traditional brick-and-mortar banks often pay 0.01–0.5%. When comparing accounts, look at the APY (annual percentage yield), not the nominal rate — APY accounts for compounding and gives you the true annual return on your deposit.
How to Open a Money Market Account
- Compare rates at multiple banks — online banks tend to offer significantly higher yields than traditional banks.
- Check the minimum balance required to open the account and to earn the advertised rate.
- Review the fee schedule — some accounts charge monthly maintenance fees if your balance drops below the minimum.
- Confirm FDIC insurance coverage, especially if you plan to deposit more than $250,000 across all accounts at a single institution.
- Open the account online or in person and fund it via ACH transfer from your checking account.