High-Yield Savings Accounts for U.S. Newcomers: Eligibility, APY & Access Compared (2026)

A high-yield savings account may advertise a great rate, but the best-looking APY is irrelevant if the bank cannot open an account for you.

That is a practical problem for people who have just moved to the United States. An F-1 student with an ITIN, an H-1B worker with an SSN, and a new green-card holder may have very different account-opening options even if all three live at a U.S. address.

We compared four savings products using the banks’ published eligibility rules, November 2026 rate disclosures, transfer-access details, and recurring requirements. We also calculated how a monthly paid membership changes the interest someone actually keeps. This is a documentary comparison, not a claim that we applied for accounts or obtained individual approvals.

Research checked November 5, 2026. SoFi’s current Plus APY is supported by its October 20 rate information and November 2 Plus terms; Ally quotes an APY as of November 4, and Marcus quotes an APY as of November 4. These are dated snapshots, not guaranteed future rates. Capital One’s public disclosure currently renders a non-numeric APY in our source check, so we do not invent a figure. Review the provider’s actual offer immediately before applying. Official links appear below.

Four accounts compared: not just the highest APY

How to read the table: Each rate applies only to its stated conditions and dates. “Potentially meets published criteria” never means “will be approved.” Product rates, document requirements and compliance decisions can change without notice.

Step one: why your U.S. address does not answer the eligibility question

Three terms often get mixed together in generic savings-account rankings: U.S. citizen, lawful permanent resident (usually a green-card holder), and U.S. resident under a bank’s account-opening rules. A person can live legally in the United States on an F-1 or H-1B visa without being a citizen or green-card holder.

That difference is decisive here. SoFi explicitly lists non-permanent resident as a citizenship-status category in the information it collects. Ally asks applicants to be U.S. residents with a street address. Marcus’s deposit agreement sets out an SSN-or-ITIN and address test, supplemented by identity verification. Capital One’s published agreement goes further and specifically requires citizenship or lawful permanent residency.

A bank’s use of “U.S. resident” is not automatically the same determination as U.S. tax residency. Immigration status, federal tax residency and financial-institution onboarding rules are separate tests. Do not assume possession of an ITIN proves eligibility or establishes which IRS taxpayer certification applies.

What a newcomer with an ITIN, but no SSN, should check

Consider an illustrative F-1 student who is 22, rents an apartment in Illinois, and has a valid ITIN but no Social Security number. The student wants to build a $5,000 emergency fund.

This is a research-based example, not a real application or approval record. An additional request for documents—or a bank’s account-level assessment—may change the outcome.

Step two: SoFi’s headline APY can mean three very different outcomes

SoFi publishes a particularly useful example of why rate comparisons must account for conditions. Its October 20, 2026 rate terms, confirmed in SoFi Plus Terms updated November 2, list:

• 0.80% standard Savings APY: for customers who do not meet the eligible-direct-deposit or qualifying-deposit requirements and do not have SoFi Plus.
• 3.30% Savings APY: for eligible direct deposit, or at least $5,000 in qualifying deposits within each 31-day period.
• 4.70% SoFi Plus APY: for the applicable eligible savings balance tier, commonly the first $20,000 in an individual account; the portion beyond that tier generally earns the lower specified rate. SoFi Plus is a paid membership at $10 per month, with important individual/joint-account variations.

SoFi’s eligible direct deposit is not the same as any money arriving from another account. It generally involves qualifying recurring income from an employer, payroll/benefit provider or government agency. Some outside ACH or peer-to-peer transfers can qualify for the alternative $5,000 qualifying-deposits pathway, but internal transfers among your own SoFi accounts do not. The bank decides which credits count under its rate sheet.

KoruVest original calculation: when is paying $10 a month for a higher APY worth it?

A paid APY sounds attractive until you subtract the membership cost. Here is a reproducible decision worksheet, using SoFi’s published 3.30% qualifying rate as the comparison and the 4.70% SoFi Plus rate on balances within the individual-account high-rate tier.

Assumptions: a constant balance for 12 months, rates unchanged, one eligible individual account, membership held for all 12 months, and an investor who would otherwise qualify for the 3.30% rate. The estimated interest uses balance × APY; actual bank crediting and tier calculations may differ.

This is not a prediction of what a particular account will pay. It deliberately excludes taxes, other SoFi Plus benefits, promotional boosts and any changes in fees or rates.

Break-even calculation: at a 1.40-percentage-point APY advantage (4.70% minus 3.30%), a $120 annual subscription needs about $8,571 in eligible savings balance to break even on interest alone: $120 ÷ 0.014 ≈ $8,571.43. The relevant tier and any individual/joint balance allocation still matter.

If you cannot qualify for the 3.30% rate to begin with, that benchmark is different: compare the paid tier against the actual standard rate, and recheck all membership conditions. In either case, paying solely for APY may not make sense at low balances.

Step three: compare standard APYs on the same $10,000, not a short-lived promotion

Consider a separate illustration with $10,000 deposited for a full year. We assume each APY stays constant, the account meets the bank’s rules, no deposits or withdrawals are made, and we ignore taxes. This is a comparable interest illustration, not a forecast.

The difference between a hypothetical full year at 3.20% and 3.50% is $30 on $10,000. But the gap between SoFi’s 0.80% standard and 3.30% qualifying tier is $250 on that same balance. Eligibility for a particular tier can therefore matter more than the difference between two banks’ advertised high rates.

Marcus also advertises referral boosts, but those apply for limited periods under separate conditions and should not be counted as permanent APY. We did not insert a promotional rate into the standard comparison.

How quickly can you use your money in an emergency?

The point of an emergency fund is access, not just interest. Before transferring all of your cash to a higher-yield product, look at both the bank’s transfer-processing rules and when your receiving account actually makes the money available.

• Ally: it publishes no charge for standard or expedited ACH transfers, but its Savings account has a limit of certain withdrawal/transfer types to 10 per statement cycle. Ally warns that repeatedly exceeding this limit can lead to account closure, even where no excess-transaction fee is charged.
• Marcus: it advertises same-day processing for qualifying transfers of $100,000 or less submitted by its stated weekday cutoff. Processing that day is not a promise that a different bank credits immediately.
• SoFi: remember that SoFi Savings is opened with Checking; inspect transaction and external-transfer terms for your particular account and verify the timing of any newly linked account.
• Capital One: the 360 Performance Savings agreement describes linked external accounts and transfer limits that can be adjusted for risk and security reasons.

A practical approach is to keep some immediately accessible cash in your established transaction account while arranging your remaining emergency reserve in an eligible, insured savings account. The right split depends on your expenses and available transfer options; no universal percentage works for everyone.

Two overlooked cases: moving abroad and holding more than one savings account

If you leave the United States

An account that accepts your U.S. address today may apply different servicing rules when you move abroad. Before relocating, ask whether the bank supports your new country of residence, whether you may keep existing deposits, how to update tax certifications, and how a closed account would return funds. Do not keep an inaccurate U.S. residential address merely to retain access.

Suggested question to send through the bank’s secure support channel: “I currently reside in [U.S. state] and may relocate to [country]. If I move, may I keep this savings account, earn interest, transfer money to my linked bank, and close the account remotely? What documentation and tax forms would you require?”

FDIC insurance is based on the actual bank, not the savings-product brand

SoFi Bank, N.A., Ally Bank, Goldman Sachs Bank USA (which offers Marcus deposit accounts), and Capital One, N.A. are FDIC-insured banks. The standard limit is generally $250,000 per depositor, per insured bank, per ownership category. Multiple individual savings accounts in the same ownership category at one insured bank do not each receive an additional $250,000 of coverage.

For example, if an individual owns $180,000 in savings and $90,000 in checking at the same FDIC-insured bank, both as single-owner deposits, the combined $270,000 would ordinarily exceed the single-owner $250,000 coverage limit by $20,000. Different ownership categories may change the result; check the FDIC’s EDIE estimator for your actual accounts.

A pre-application worksheet you can use without giving KoruVest your documents

Do not send a passport, ITIN, SSN or banking login to KoruVest. Use the bank’s official secure onboarding and document-upload process.

Which account deserves further investigation?

There is no responsible universal 1-to-4 ranking for all newcomers. The following research starting points reflect the published rules, not endorsements or guaranteed approval:

• F-1 or H-1B with an ITIN and U.S. residence: SoFi, Ally and Marcus are worth eligibility checks because their public materials do not present the same citizenship-only restriction as Capital One. The exact residence and identity tests still matter.
• Newcomer without recurring eligible direct deposits: compare the actual SoFi standard tier with the current Ally and Marcus standard rates before deciding.
• Person considering SoFi Plus mainly for APY: apply the $120 annual membership-cost test, the relevant high-rate balance cap and your actual alternative SoFi rate.
• U.S. citizen or permanent resident who wants Capital One: review its current APY directly, alongside the linked-account and phone requirements.
• Anyone likely to relocate overseas: confirm future account servicing before opening or funding an account solely for a short-term rate advantage.

Bottom line: an extra few dollars of advertised interest are not worth submitting an ineligible application, misunderstanding a paid membership, or discovering that your savings are hard to access after a move.

Related KoruVest guides

• High-Yield Savings Accounts Explained: APY, FDIC Insurance & When to Use One
• Building U.S. Credit as a Newcomer: A 2026 Guide
• Emergency Funds for U.S. Newcomers: How Much to Save & Where to Keep It (2026)

How this comparison was researched

Method (rechecked November 5, 2026; original eligibility audit October 16): KoruVest read each bank’s publicly accessible eligibility, savings-rate, identity-verification and/or deposit-agreement documents. We prioritized bank documents over third-party “best account” lists, labeled provider APYs with their dated public disclosures, separated variable/promotional/paid tiers, and recalculated every hypothetical interest example after the November refresh. We also disclosed what could not be independently verified on Capital One’s dynamic APY page. This article does not reflect a mystery-shopper application, account opening, bank employee interview or first-hand transfer test.

Limits: Not every bank publishes every possible immigration or country-of-residence outcome. When eligibility is uncertain, we say what to verify rather than promising an approval. We also did not use an unverified Capital One numerical APY. Pricing, offers and underwriting requirements can change after publication.

Official primary sources

• SoFi — Checking & Savings application information and citizenship status
• SoFi — Official Bank Rate Sheet (verify the currently displayed effective date)
• SoFi — SoFi Plus Terms (updated November 2, 2026; rates stated as of October 20)
• SoFi — Savings APY overview (some cached pages may show older rate snapshots; prioritize dated terms)
• Ally — Opening an account as a non-U.S. citizen
• Ally — Savings account, APY, fees and transfer limits (APY dated November 4, 2026)
• Marcus — Online Savings account APY and transfer conditions (APY dated November 4, 2026)
• Marcus — Deposit Account Agreement, opening eligibility
• Marcus — Accepted ID types when additional verification is requested
• Capital One — 360 Performance Savings account disclosures and citizenship/residency requirements
• FDIC — How insured deposit limits and ownership categories work

Originally published: July 10, 2026 · Eligibility research reviewed: October 16, 2026 · Official-rate refresh and examples recalculated: November 5, 2026