What is the minimum for a high-yield savings account?

Most high-yield savings accounts have no minimum balance requirement. Banks like Ally, Marcus, Capital One, and Discover all allow you to open with $0 and maintain any balance. Some smaller online banks require $100-$500 to open but have no ongoing minimum.

Do high-yield savings accounts have hidden minimums?

Some HYSAs have tiered rates that pay the advertised APY only on balances above a certain threshold ($10,000 or $25,000). Others require direct deposit or linked accounts to earn the top rate. Always check whether the advertised rate applies to all balances.

Can I open a high-yield savings account with $1?

Yes. Ally Bank, Capital One 360, SoFi, Synchrony, and several others let you open with as little as $1 (or even $0). There is no minimum deposit to start earning interest.

Do high-yield savings accounts charge fees if my balance is low?

No. Unlike traditional bank savings accounts that charge $5-$8/month below a $300-$500 minimum, high-yield savings accounts from online banks charge no monthly fees regardless of your balance.

High-Yield Savings Account Minimums: What Every Bank Requires (2026)

High-yield savings accounts pay 40-500x more interest than traditional bank savings — but do they require large deposits to get started? Here’s every minimum requirement you need to know.

High-Yield Savings Minimum Deposits: Complete List

$0 Minimum to Open

Bank	APY	Min. to Open	Min. Balance	Monthly Fee	Rate Type
Ally Bank	4.00-4.20%	$0	$0	$0	Flat (all balances)
Capital One 360	4.00-4.25%	$0	$0	$0	Flat
Discover	4.00-4.25%	$0	$0	$0	Flat
Marcus (Goldman Sachs)	4.00-4.40%	$0	$0	$0	Flat
Barclays	4.00-4.35%	$0	$0	$0	Flat
SoFi	3.80-4.50%	$0	$0	$0	Flat (higher with DD)
Synchrony	4.50-4.75%	$0	$0	$0	Flat
UFB Direct	4.01-5.06%	$0	$0	$0	Tiered
TAB Bank	4.01-4.51%	$0	$0	$0	Flat
Bask Bank	4.50-5.10%	$0	$0	$0	Flat
EverBank	4.50-4.75%	$0	$0	$0	Flat

$1-$100 Minimum to Open

Bank	APY	Min. to Open	Min. Balance	Monthly Fee	Rate Type
Bread Savings	4.50-5.00%	$100	$0	$0	Flat
CIT Bank Savings Connect	4.50-4.65%	$100	$100 (for top rate)	$0	Tiered
Vio Bank	4.50-5.01%	$100	$0	$0	Flat
LendingClub	4.00-4.50%	$100	$0	$0	Flat
Popular Direct	4.50-4.85%	$100	$0	$0	Flat
Salem Five	4.50-5.01%	$10	$0	$0	Flat

$500+ Minimum to Open

Bank	APY	Min. to Open	Min. Balance	Monthly Fee	Rate Type
Wealthfront Cash Account	4.00-4.50%	$500	$500	$0	Flat
CIBC Agility Savings	4.01-4.51%	$1,000	$0	$0	Flat
Laurel Road	4.25-4.55%	$0	$0	$0	Flat

Flat Rate vs. Tiered Rate: Why It Matters

Flat-Rate Banks (Same APY on Every Dollar)

Balance	Ally (4.20% flat)	Annual Interest
$100	4.20%	$4.20
$1,000	4.20%	$42
$10,000	4.20%	$420
$50,000	4.20%	$2,100
$100,000	4.20%	$4,200

Tiered-Rate Banks (Different APY by Balance)

Some banks advertise high APYs but tier them by balance:

Balance	Bank With Tiered Rates	Effective APY
$0-$4,999	4.00%	4.00%
$5,000-$24,999	4.50%	4.25% (blended on $10K)
$25,000-$99,999	5.00%	4.67% (blended on $50K)
$100,000+	5.10%	4.88% (blended on $100K)

The takeaway: A flat-rate bank at 4.20% can outperform a tiered bank advertising “up to 5.10%” if most of your balance falls in lower tiers.

How to Spot Tiered Rates

Look for these phrases in account disclosures:

“Up to X% APY” — almost always tiered
“Earn X% on balances above $25,000” — tiered
“Blended rate” or “rate tiers” — tiered

Banks that advertise a single APY without “up to” typically offer flat rates.

Hidden Minimums and Conditions

Direct Deposit Requirements

Some banks pay a higher APY only with qualifying direct deposits:

Bank	Without DD	With DD	DD Requirement
SoFi	3.80%	4.50%	Any amount direct deposit
Varo	3.00%	5.00%	$1,000+/month DD + qualifying purchases
Current	0.00%	4.00%	Direct deposit required

Balance Caps

Some accounts limit how much can earn the top rate:

Bank	Top Rate	Applies To
Some reward savings accounts	5.00%	First $10,000 only
Others	4.00%	Amounts above the cap

For most mainstream high-yield savings accounts (Ally, Marcus, Capital One, Discover, Barclays, Synchrony), there are no caps — you earn the same rate on your entire balance.

How Minimums Compare to Traditional Banks

Feature	Big Bank Savings	High-Yield Savings
APY	0.01-0.04%	4.00-5.10%
Minimum balance	$300-$500	$0
Monthly fee	$4-$8 (below minimum)	$0
Fee if balance drops	Yes	No
Minimum to open	$25-$100	$0-$100
Interest on first dollar	Yes (0.01%)	Yes (4%+)

Cost of Big Bank Savings Minimums

If you keep $500 in a big bank savings account to avoid the fee:

Scenario	Big Bank ($500, 0.01%)	HYSA ($500, 4.25%)
Interest earned	$0.05/year	$21.25/year
Risk of monthly fee	$5-$8 if balance dips	$0
5-year earnings	$0.25	$106.25

If the big bank savings balance dips below the minimum for even 3 months, you lose $12-$24 in fees — wiping out decades of big bank interest earnings in one bad quarter.

Best HYSA for Different Starting Amounts

Starting with $0-$500

Recommended	Why
Ally Bank	No minimum, immediate interest from $0.01, savings buckets to organize goals
Capital One 360	No minimum, branches available if you need help opening
SoFi	No minimum, rate boost with any direct deposit

Starting with $500-$5,000

Recommended	Why
Marcus	Clean interface, no minimum, consistently competitive rate
Synchrony	Higher APY range, $0 minimum
Barclays	Stable rate history, trusted global brand

Starting with $5,000-$25,000

Recommended	Why
Bread Savings or Vio Bank	Among highest flat-rate APYs
Ally or Discover	Full ecosystem with checking integration
CIT Bank	High rate with auto-save from linked checking

Starting with $25,000+

Recommended	Why
Multiple banks	Spread across 2+ banks for FDIC coverage planning
Bask or UFB Direct	Top APYs for larger balances
Treasury bills	Consider mixing HYSA with T-bills for state tax benefits

Opening Requirements Beyond the Minimum

Requirement	What You Need
Social Security number	Required (or ITIN)
US address	Required
Government ID	Driver’s license, state ID, or passport
Existing bank account	Needed to fund via ACH transfer
Age	18+ (some allow minors with parent)
Credit check	Generally not required for savings accounts
ChexSystems check	Rarely checked for savings-only accounts

The Bottom Line

Starting Amount	Best HYSA	APY	Min. to Open
$0	Ally Bank	4.00-4.20%	$0
$0 (want branches)	Capital One 360	4.00-4.25%	$0
$0 (highest rate)	Synchrony	4.50-4.75%	$0
$100	Bread Savings	4.50-5.00%	$100
Any (want ecosystem)	SoFi	3.80-4.50%	$0

The majority of high-yield savings accounts have no minimum balance requirements, no minimum deposits, and no monthly fees. The question isn’t whether you can afford to open one — it’s whether you can afford not to, given that the same $10,000 earns $1 at a big bank or $425 at a high-yield savings account.