Home Buying

What Is a USDA Loan? The Zero Down Mortgage Most Buyers Don't Know About

July 1, 2026 · CalcFactor Team · 8 min read
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CalcFactor Team
Mortgage Tools · calcfactor.com

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Most first-time buyers know about FHA loans. Some know about VA loans. Almost nobody knows about USDA loans — and that's a shame, because for eligible buyers, a USDA loan is often the single best mortgage option available.

Zero down payment. No PMI. Competitive interest rates. And available in far more places than most people expect.

If you've been putting off buying a home because you can't scrape together a down payment, this might be the article that changes your situation.

Down Payment
$0
Zero required
Upfront Fee (2026)
1%
Financed into loan
Annual Fee (2026)
0.35%
Paid monthly

What Exactly Is a USDA Loan?

A USDA loan — formally the USDA Rural Development Section 502 Guaranteed Loan Program — is a government-backed mortgage administered by the U.S. Department of Agriculture. It was created to help low-to-moderate income households in rural and suburban areas buy homes they might not otherwise afford.

The "guaranteed" part means the USDA doesn't lend the money directly. Instead, it guarantees a portion of the loan to approved private lenders — banks, credit unions, and mortgage companies — which reduces the lender's risk and allows them to offer better terms to borrowers who might not qualify for conventional financing.

"USDA loans aren't just for farmers. Many suburban communities, small towns, and even some areas near major cities qualify — and most buyers never think to check."

Who Qualifies for a USDA Loan?

There are three main eligibility requirements — location, income, and credit. You need to meet all three.

1. Property Location

The home must be in a USDA-designated eligible area. Despite the name "rural development," this includes many suburban communities — not just farms and countryside. The USDA uses census data to define eligibility, and the boundaries can be surprising. Many towns within commuting distance of major cities qualify.

The fastest way to check: go to eligibility.sc.egov.usda.gov and enter any address. You'll get an instant yes or no. Check before you fall in love with a property.

2. Household Income

Your household income must be at or below 115% of the Area Median Income (AMI) for your county. This limit varies significantly depending on where you live and how many people are in your household.

Importantly, the USDA counts all household income — not just the borrower's. If anyone else in the house earns income, that income counts toward the limit, even if they're not on the loan. This surprises many applicants.

For 2026, typical income limits are approximately $112,450 for households of 1–4 people and $148,450 for households of 5–8, but these vary by county. Check your exact limit at rd.usda.gov.

3. Credit Score

Most USDA-approved lenders require a minimum 640 credit score for automated underwriting approval. Scores below 640 may go through manual underwriting, which is more involved and less predictable. A score of 680 or above will give you the smoothest process and the most lender options.

You don't need perfect credit. A 640 credit score with stable income, modest existing debt, and a qualifying location can be enough for a USDA loan — with zero down payment. For many first-time buyers, this is the most accessible path to homeownership.

The Two USDA Fees You Need to Understand

USDA loans don't have PMI (private mortgage insurance), but they do have two fees that serve a similar function — funding the guarantee program that makes zero-down lending possible.

1. Upfront Guarantee Fee — 1% of Loan Amount

A one-time fee equal to 1% of your loan amount. On a $250,000 home with no down payment, that's $2,500. The good news: this fee is almost always financed into the loan rather than paid at closing. Your actual loan becomes $252,500, and the fee spreads over your 30-year term.

2. Annual Fee — 0.35% of Remaining Balance

An ongoing fee of 0.35% of your remaining loan balance per year, divided into 12 monthly payments. On a $252,500 loan, that's about $73.65/month at the start — and it decreases slightly each year as your balance drops.

For comparison: FHA's equivalent fees are 1.75% upfront and 0.55% annually. Conventional PMI typically runs 0.5–1.5% annually. The USDA annual fee is generally the lowest of the three options.

The Key Difference from PMI

Here's the catch conventional PMI has over USDA: conventional PMI cancels automatically when you reach 80% loan-to-value. USDA's annual fee does not cancel — it continues for the life of the loan unless you refinance into a conventional loan once you've built enough equity. This is worth factoring into your long-term cost planning.

USDA vs FHA vs Conventional — Side by Side

FeatureUSDAFHAConventional
Down Payment0%3.5% (580+ credit)3–20%
Upfront Fee1%1.75% MIPNone
Monthly Insurance0.35%/yr0.55%/yr (avg)PMI 0.5–1.5%/yr
Insurance Cancels?No (refi to remove)No (for most)Yes — at 80% LTV
Min Credit Score640 (most lenders)500–580620–640
Income Limits?YesNoNo
Location Limits?YesNoNo

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Real Example — How Much Does a USDA Loan Cost?

Let's say you're buying a $250,000 home in an eligible area with a $75,000 household income and 6.49% interest rate.

The same home with FHA (3.5% down) would require $8,750 upfront and result in a monthly payment of approximately $2,040 including MIP — and you'd still need that $8,750 plus closing costs in cash before closing day.

With USDA, your only upfront cash needs are closing costs — which run 2–4% of the purchase price and can sometimes be rolled into the loan or negotiated as seller concessions.

Things USDA Doesn't Cover

USDA loans are specifically for primary residences only. You cannot use a USDA loan to buy:

How to Apply for a USDA Loan

The process is similar to any mortgage application with one important addition — USDA eligibility verification.

⚠️ Timeline note: USDA loans can take slightly longer to close than conventional or FHA loans because the loan package must be submitted to the USDA for conditional commitment. Budget an extra 1–2 weeks and communicate this to sellers when making offers.

Is a USDA Loan Right for You?

USDA makes the most sense if:

It makes less sense if:

💡 Strategy for USDA buyers: Once you've built equity (typically when your loan balance reaches 80% of the home's current value), consider refinancing into a conventional loan to eliminate the annual fee — which, unlike PMI, doesn't cancel automatically. This could save you $60–100/month indefinitely.
📋 Educational Disclaimer — This article is for educational and informational purposes only. USDA loan eligibility and program terms are subject to change. This does not constitute financial or lending advice. Contact a USDA-approved lender or visit rd.usda.gov for official program information and to verify current eligibility requirements for your situation.

Frequently Asked Questions

Can I use a USDA loan to buy a home near a city?

Possibly — "rural" under USDA rules is broader than it sounds and includes many suburban communities, not just farmland. The only way to know for certain is to check the specific address at eligibility.sc.egov.usda.gov.

Does a USDA loan really require no down payment at all?

Yes — 0% down is standard for an eligible USDA loan. Your main upfront cash need is closing costs, which typically run 2-4% of the purchase price and can sometimes be financed in or negotiated as seller concessions.

What credit score do I actually need?

Most USDA-approved lenders look for a 640 credit score for automated approval. Below that, you may still qualify through manual underwriting, though the process is more involved.

Does the USDA annual fee ever go away?

No — unlike conventional PMI, which cancels automatically at 80% loan-to-value, the USDA annual fee continues for the life of the loan unless you refinance into a conventional mortgage once you've built enough equity.

Can I use a USDA loan for a second home or rental property?

No — USDA loans are restricted to primary residences only. Investment properties, rental homes, and vacation properties are not eligible under the program.

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