What Is a Money Market Account? How It Works

A money market account is a type of deposit account offered by banks and credit unions. It allows you to earn interest on your savings while keeping access to your money. Some accounts also offer check-writing privileges or debit cards.

Money market accounts may offer higher interest rates than traditional savings accounts. However, they can come with minimum balance requirements, monthly fees, and limits on certain transactions.

Understanding how these accounts work can help you compare them with high-yield savings accounts, certificates of deposit (CDs), and other ways to hold your money.

What Is a Money Market Account?

A money market account, sometimes called a money market deposit account, combines features of a savings account with some checking account features.

Like a savings account, it pays interest on your deposited funds. Depending on the bank or credit union, you may also be able to access your money through checks, a debit card, electronic transfers, or ATM withdrawals.

These features vary by institution. Some accounts offer several withdrawal methods, while others provide fewer options.

Money market accounts are generally designed for people who want to earn interest without locking their money away for a fixed period. They may appeal to people building an emergency fund, saving for a large expense, or holding cash they expect to use later.

How Does a Money Market Account Work?

Opening a money market account generally involves choosing a bank or credit union, meeting its eligibility requirements, and making an initial deposit.

Once you deposit money, the institution pays interest according to the account’s terms.

Here are the main features to understand.

Interest and APY

The annual percentage yield, or APY, measures how much interest an account can earn over one year, including the effect of compounding.

For example, an account with a higher APY may earn more interest than one with a lower APY, assuming the same balance and comparable terms.

Money market account rates can change. A bank may increase or decrease its rate as market conditions change. The rate you receive today may not remain the same throughout the year.

Before opening an account, check its current APY and whether the rate applies to your entire balance or only certain balance tiers.

Minimum Deposits and Balances

Some institutions require a minimum opening deposit. Others require you to maintain a certain balance to earn a particular APY or avoid monthly fees.

For example, an account might offer different rates for different balance levels. Falling below a required minimum could reduce your earnings or trigger a fee.

Read the account’s fee schedule and deposit agreement to understand these conditions.

Access to Your Money

Depending on the institution, you may be able to access funds through:

• Online or mobile banking transfers.
• Checks linked to the account.
• A debit card.
• ATM withdrawals.
• In-person withdrawals at a branch.

Federal rules and account terms may limit certain transactions. Check the institution’s current policies before relying on an account for frequent payments.

A money market account is not necessarily a replacement for a checking account. Its transaction features and restrictions may make it less convenient for everyday spending.

What Are the Benefits of a Money Market Account?

A money market account offers several features that may be useful when managing savings.

Interest earnings. The account pays interest on deposited funds. Depending on the institution and its current rates, it may offer a competitive APY.

Access to savings. Unlike a CD with a fixed term, a money market account generally does not require you to keep your money deposited for a specific period. Transaction rules still apply.

Convenient payment options. Some accounts include checks, debit cards, or ATM access. These features can make funds easier to reach when needed.

Potential deposit insurance. Eligible accounts at federally insured banks and credit unions receive deposit protection, subject to applicable limits and ownership rules.

These features can make money market accounts worth comparing when you want interest earnings and access to your savings.

What Are the Drawbacks of a Money Market Account?

A money market account also has limitations. The details depend on the financial institution and the account you choose.

Fees and Balance Requirements

Some accounts charge monthly maintenance fees if your balance falls below a specified amount. Others require a minimum deposit to open the account.

Fees can reduce the interest you earn. An account advertising a competitive APY may be less attractive if you cannot meet its balance requirements.

Variable Interest Rates

Many money market accounts have variable rates. The bank or credit union can change the rate under the account agreement.

An account paying a competitive rate today may pay less later. Compare the account’s terms rather than relying only on its advertised APY.

Transaction Restrictions

Some money market accounts limit certain transactions, including checks, debit card payments, or electronic transfers.

Federal rules previously imposed a six-per-month limit on certain savings account withdrawals and transfers. That federal limit was removed in 2020, but institutions may still impose their own restrictions or fees.

Check the current terms of the account you are considering.

Inflation

Interest earnings do not guarantee that your savings will maintain their purchasing power. If prices rise faster than your account earns interest after taxes, your money may lose purchasing power over time.

Money Market Account vs. Other Savings Options

Money market accounts are one of several ways to hold money while earning interest. The main differences involve access, rates, fees, and withdrawal conditions.

Money Market Account vs. High-Yield Savings Account

Both accounts allow you to earn interest while keeping your money accessible.

A high-yield savings account focuses on savings and may offer a competitive APY. A money market account may provide additional payment features, such as checks or a debit card.

Neither account automatically offers the better rate. Compare current APYs, fees, minimum balances, and withdrawal rules.

Money Market Account vs. CD

A CD generally requires you to leave your money deposited for a specified term. In return, the institution usually provides a fixed interest rate for that term.

A money market account typically allows more flexible access to funds. However, its interest rate may change.

A CD may provide more predictable interest earnings during its term, while a money market account may offer greater flexibility. Early CD withdrawals can result in penalties, so review the terms before opening one.

Are Money Market Accounts Insured?

Money market deposit accounts at FDIC-insured banks are eligible for federal deposit insurance. Eligible accounts at federally insured credit unions receive protection through the National Credit Union Administration (NCUA).

The standard FDIC coverage limit is $250,000 per depositor, per insured bank, for each account ownership category. The limit applies to the combined eligible deposits you hold in the same ownership category at that institution, not separately to each account.

NCUA share insurance generally provides comparable protection for eligible deposits at federally insured credit unions, subject to applicable rules and limits.

Before depositing money, confirm that the institution is federally insured and understand how your accounts are classified for insurance purposes.

Money Market Accounts Are Not Money Market Funds

The names are similar, but these products are different.

A money market account is a deposit account held at a bank or credit union. An eligible account may receive FDIC or NCUA insurance.

A money market mutual fund is an investment offered through a brokerage or fund company. It invests in short-term debt securities and is not an FDIC-insured bank deposit. It can carry investment risks, including the possibility of losing money.

Do not assume a product is insured simply because its name includes the words “money market.” Confirm whether you are opening a deposit account or purchasing an investment.

What Should You Compare Before Opening an Account?

Before choosing a money market account, review these details:

• APY: Compare the current annual percentage yield and whether it can change.
• Minimum balance: Check the amount needed to open the account, earn the advertised rate, or avoid fees.
• Monthly fees: Find out whether the institution charges maintenance fees and how to avoid them.
• Withdrawal rules: Review transaction limits, transfer policies, and possible fees.
• Access options: Confirm whether the account offers checks, a debit card, ATM withdrawals, or convenient transfers.
• Deposit insurance: Verify that the bank or credit union is federally insured and understand the applicable coverage limits.
• Account requirements: Check eligibility rules and whether the institution requires additional products or services.

Comparing these details can help you understand the account’s actual value rather than focusing on the advertised interest rate alone.

Frequently Asked Questions

Is a money market account a savings account?

A money market account is a type of deposit account with savings features. It pays interest and may offer checks or debit card access. Its specific features and transaction rules depend on the institution.

Can you lose money in a money market account?

Eligible deposits at federally insured banks and credit unions are protected up to applicable insurance limits. However, balances above those limits may not be fully insured. Fees can also reduce your balance. A money market mutual fund is different and carries investment risk.

Can you withdraw money whenever you want?

Money market accounts generally provide access to funds, but the available methods and transaction restrictions vary. Review the account agreement to understand any limits or fees.

Is a money market account better than a checking account?

The accounts serve different purposes. A checking account is generally designed for frequent payments and everyday transactions. A money market account emphasizes interest earnings and may offer fewer transaction options. Some people use both for different needs.

Do money market accounts have fixed interest rates?

Many offer variable rates that can change over time. Check the account terms to understand how the institution sets and adjusts its rate.

Bottom Line

A money market account is an interest-bearing deposit account that combines savings features with potentially convenient access to funds. Depending on the institution, it may offer competitive interest, check-writing privileges, or debit card access.

Before opening one, compare APYs, minimum balances, fees, withdrawal rules, and deposit insurance. Also make sure you understand the difference between a money market deposit account and a money market mutual fund.

The right comparison depends on how you plan to use your money, how often you need access to it, and which account terms matter most to you.

This article provides general information and is not individualized financial, tax, or legal advice.

Sources

• Consumer Financial Protection Bureau. What Is a Money Market Account?
• Federal Deposit Insurance Corporation. Deposit Insurance FAQs
• National Credit Union Administration. Frequently Asked Questions About Share Insurance
• Consumer Financial Protection Bureau. What Is a Certificate of Deposit (CD)?