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Banking

High-Yield Savings Accounts: How They Work and How to Compare Them

Learn how U.S. high-yield savings accounts work and how to compare APYs, fees, minimum balances, and FDIC or NCUA insurance before opening an account.

Financial Education

2 min read

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In This Guide

Keeping your emergency fund in a traditional savings account paying very low interest can mean missing out on significantly higher earnings available elsewhere. High-yield savings accounts (HYSAs) at online banks often pay substantially higher interest than traditional bank accounts.

What Is a High-Yield Savings Account?

A high-yield savings account works like a traditional savings account, but pays a significantly higher interest rate. Eligible deposits at an FDIC-insured bank or federally insured credit union are insured subject to applicable coverage limits, ownership categories, and program rules. Verify the institution's insured status and understand how coverage applies to your accounts.

The higher rates are possible because online-only banks have lower overhead than traditional brick-and-mortar banks. They may pass these savings to customers in the form of higher interest rates.

What to Look For

APY (Annual Percentage Yield)

The headline number. Compare APYs across multiple banks, but don't chase the absolute highest rate — a bank offering a promotional rate that frequently changes may leave you with a much lower rate later. Always verify the current APY directly with the bank before opening an account.

Minimum Balance Requirements

Many HYSAs have no minimum balance requirements. Avoid accounts that require large minimums to earn the advertised rate.

Withdrawal Limits

Federal regulations previously limited savings account withdrawals to 6 per month. While this restriction was lifted in 2020, some banks still enforce it. Check the policy before opening.

FDIC/NCUA Insurance

Verify whether the institution is insured. For banks, check for FDIC insurance; for credit unions, check for applicable NCUA share insurance. Eligible deposits are insured subject to applicable coverage limits, ownership categories, and program rules. Do not assume insurance coverage — confirm the institution's insured status and how coverage applies to your accounts before opening.

Building an Emergency Fund with an HYSA

Financial planners commonly recommend 3-6 months of essential living expenses in an easily accessible emergency fund. A high-yield savings account can be one option for holding an emergency fund, depending on access needs, fees, account terms and applicable deposit insurance:

  • •Money is accessible within a few business days (unlike CDs)
  • •Eligible deposits may be insured (verify the institution's insured status and coverage)
  • •Earning interest instead of being idle
  • •Separate from checking (reduces temptation to spend)

The interest earned depends on the current APY and your balance. Always verify current rates directly with the bank before opening an account. For how an HYSA can fit into a broader savings plan, see our guide to building an emergency fund.

Selected U.S. High-Yield Savings Accounts

The following is a limited educational comparison, not a ranking of the highest-paying accounts nationwide. APYs are variable and can change at any time — always verify the current rate directly with the institution before opening an account.

Financial institutionAccount namePublished APYMonthly maintenance feeMinimum opening depositOfficial product pageAPY as of
Marcus by Goldman SachsOnline Savings Account3.50%$0$0marcus.comOctober 2, 2026
Ally BankOnline Savings Account3.10%$0$0October 12, 2026

APYs shown were published by each institution as of the date listed and are variable. Rates may have changed since that date. This comparison is for educational purposes only and is not a ranking of the highest-paying accounts nationwide.

Official product page links are provided for verification only — not affiliate links.

See How Your Savings Could Grow

Use our free calculator to explore how your savings could grow over time. Adjust the numbers to see your estimated results.

$
%

Enter the initial amount you plan to deposit, in US dollars. Maximum $10,000,000.

Enter the annual percentage yield as a percentage, for example 3.50 for 3.50%. Maximum 15%.

Enter the number of years you plan to keep the money in the account. Maximum 50 years.

Ending balance

$5,175.00

Interest earned

$175.00

Starting balance (97%)Interest earned (3%)
$5,000.00$175.00

This calculator produces an illustrative estimate assuming a constant APY and no deposits or withdrawals. Inputs are limited to realistic ranges: balances up to $10,000,000, APY up to 15%, and periods up to 50 years. Real savings rates are variable and can change at any time — this calculator does not imply that any particular APY is currently available. Results are not guaranteed. Always verify the current APY directly with the financial institution before opening an account.

Final Thoughts

Moving your savings to a high-yield account can be one of the most impactful, lowest-effort personal finance improvements you can make. Compare current rates, fees, and account terms before choosing.

Before You Decide

Every financial situation is different. This guide provides general education based on publicly available information. Review current terms directly from issuers before applying. See our editorial policy.

Frequently Asked Questions

Common questions about credit cards and financial products.

A high-yield savings account (HYSA) works like a traditional savings account but pays significantly higher interest than traditional banks. HYSAs are most common at online banks that don't have the overhead of physical branches. Eligible deposits at an FDIC-insured bank or federally insured credit union are insured subject to applicable coverage limits, ownership categories, and program rules. Verify the institution's insured status and how coverage applies to your accounts before opening. Always verify current rates directly with the institution before opening an account.

Yes, as long as the bank is FDIC-insured (for banks) or NCUA-insured (for credit unions). FDIC insurance protects up to $250,000 per depositor, per institution, per ownership category. Always verify insurance before opening an account at any online bank.

APY (Annual Percentage Yield) is what you earn on savings accounts — it factors in compound interest. APR (Annual Percentage Rate) is what you pay on loans and credit cards — it typically doesn't include compounding. When comparing savings accounts, use APY. When comparing loans or credit cards, use APR.

Editorial independence: Our content is independently researched and reviewed. Some links may direct you to third-party financial institutions — this never influences our editorial assessments or recommendations. Read our editorial policy

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