A 30-year FHA mortgage rate and a 30-year conventional rate can sit half a point apart on the same Tuesday morning and still leave you with almost identical payments. The gap is real, but it is not the whole story. FHA loans carry two layers of mortgage insurance that conventional loans usually don’t, and that insurance changes the math on nearly every quote you’ll see.
FHA loans are insured by the Federal Housing Administration rather than bought by Fannie Mae or Freddie Mac. That backing lets lenders approve buyers with 580 credit scores and 3.5% down, and it lets them approve 500 scores with 10% down. The trade-off is structure: an upfront fee at closing and an annual premium folded into your monthly payment.
Why the advertised FHA rate looks cheaper than it is
Lenders advertise the note rate because it’s the smallest number on the page. With FHA, the note rate is only part of what you pay.
- Upfront mortgage insurance premium (UFMIP): 1.75% of the base loan amount, charged once. On a $300,000 base loan that’s $5,250, and most buyers finance it rather than pay cash.
- Annual mortgage insurance premium (MIP): 0.55% of the loan balance per year for most 30-year loans with less than 5% down, billed monthly. On that same $300,000 loan, about $137 a month.
Stack those together and the annual premium alone runs roughly $18,000 across the first eleven years, before you count the financed upfront fee. In rate terms, that’s close to half a percentage point. An FHA loan at 6.25% with MIP can cost about what a conventional loan at 6.75% costs, which is why comparing the two headline rates side by side tells you almost nothing.
What actually moves your 30-year FHA mortgage rate
FHA sets the rules, not the price. Your rate comes from the lender, and lenders price FHA loans with their own credit overlays on top of FHA’s minimums. Four inputs do most of the work.
Credit score
FHA will insure a loan for a 580 FICO with 3.5% down, but the lender decides what it charges you. The spread between a 640 and a 760 on the same FHA loan is often 0.375% to 0.75% in rate, plus a difference in lender fees. Moving your middle score up 60 points is usually worth more than another afternoon of rate shopping.
Down payment
3.5% is the floor, and it’s the number most FHA buyers use. Going to 10% doesn’t just shrink the loan, it also shortens how long you pay MIP. More on that below. Buyers weighing FHA’s minimum against conventional alternatives should look at mortgage rates with 3 percent down, because loan-level pricing adjustments don’t move in a straight line and a slightly larger down payment sometimes costs more in rate than it saves.
Loan size and county limits
FHA caps the loan at 115% of the conforming limit in most of the country, with a floor around $524,000 and a ceiling above $1.2 million in high-cost counties. Cross the limit by $5,000 and the loan stops being FHA entirely, which pushes you into conventional or jumbo pricing.
Debt-to-income and reserves
FHA’s automated underwriting will approve a back-end DTI near 50% with compensating factors, while manual underwriting tends to pull lenders back toward 43%. A file at 49% DTI with thin reserves gets priced worse than the same score at 38%. Reserves are rarely required on FHA, though two months of documented payments can help push through an exception.
FHA versus conventional on the same $330,000 house
Take a buyer with a 680 score and $20,000 in the bank, looking at a $330,000 property.
FHA at 3.5% down, 6.375%: $11,550 down, base loan $318,450. The 1.75% upfront premium adds $5,573, financed, bringing the loan to $324,023. Principal and interest lands near $2,021. Annual MIP adds about $149, so monthly housing cost before taxes and insurance is roughly $2,170.
Conventional at 5% down, 6.625%: $16,500 down, loan $313,500. Principal and interest is about $2,007. Private mortgage insurance at 0.6% annually adds roughly $157 a month, putting you at about $2,164.
Eleven dollars apart. The FHA loan needs $4,950 less at closing and carries a lower note rate, yet it lands in the same place every month. That’s the pattern most buyers miss when they compare 30-year conventional mortgage rates against FHA quotes without adding the mortgage insurance back in.
The mortgage insurance that outlasts the loan it’s attached to
Conventional PMI drops off automatically at 78% loan-to-value and can be removed earlier with an appraisal once you’re under 80%. FHA MIP follows different rules, and they hinge on the down payment you made at closing.
- Less than 10% down: MIP stays for the life of the loan.
- 10% or more down: MIP falls off after 11 years.
That distinction matters more than almost anything else in the FHA product. A buyer who puts 3.5% down and keeps the loan for 30 years pays mortgage insurance for 30 years. On a $318,000 base loan at 0.55%, that’s about $1,750 a year, or roughly $52,000 over three decades. The conventional borrower next door stopped paying PMI around year seven.
Most FHA borrowers don’t keep the loan that long. The typical mortgage is paid off by sale or refinance in about seven years, so the lifetime figure is a worst case rather than a forecast. Plan for it anyway. If you expect to stay put and your score will climb into the 720s within a few years, refinancing into a conventional loan removes the MIP. That refi costs 2% to 3% of the loan amount, and it only pencils out once the insurance savings beat those costs inside your expected holding period.
Shopping 30-year FHA rates without losing a week
Your quote depends on the property address, your credit, the down payment, and whether the lender treats it as a purchase or a refinance. Any number on a rate table is a starting point for a 740-score, 20%-down, single-family purchase. Checking current mortgage rates properly means handing three or four lenders an identical scenario and comparing the Loan Estimates line by line.
For FHA specifically, ask each lender for the APR next to the note rate. FHA’s APR includes MIP and the upfront premium, so it lands closer to reality than the note rate does. Then check the loan amount on page one. If a lender accidentally priced you as conventional, the numbers will look artificially good. A quick sanity check against the average 30-year mortgage rate tells you whether a quote sits in the normal band or is too good to be true.
Where a 30-year FHA loan still wins outright
FHA pricing gets less attractive as your profile improves, but several situations exist where nothing else comes close.
- A 580 to 640 score with a small down payment. Conventional pricing punishes low scores far harder than FHA does.
- Gift funds covering the whole down payment and closing costs. FHA allows 100% gifted money with a documented relationship and no minimum borrower contribution.
- Seller concessions up to 6% of the price, which can absorb the upfront premium, closing costs, and a rate buydown.
- Non-occupant co-borrowers, including a parent who signs but won’t live there.
- Assumability. A qualified buyer can take over an FHA loan, which becomes valuable if rates climb later.
Down payment assistance programs, most of which pair with an FHA first mortgage, are the other big draw. Stacking a grant or a second lien on top of an FHA loan can get a buyer in with almost nothing out of pocket. Just read up on the real price of zero down before you go that route, since the second lien carries its own rate and the combined payments catch people off guard.
What to ask before you lock
Rate locks on FHA loans usually run 30, 45, or 60 days, and a 60-day lock typically costs 0.125% to 0.25% more than a 30-day one. Run through these before you sign.
- Is this quote for an FHA loan specifically, and is the loan amount under the county limit?
- What is the annual MIP rate, and does it drop off at 11 years or stay for the life of the loan?
- Is the upfront premium being financed or paid at closing?
- Which credit score did you use to price this, and what happens if my middle score comes in 20 points lower?
- Does the rate include discount points, and how many?
A loan officer who can answer all five without checking with someone else is probably pricing your file correctly. One who can’t is guessing. On a 30-year FHA loan, a quarter point of rate is roughly $50 a month on a $320,000 balance, or $18,000 across the life of the loan. That’s worth ten minutes of uncomfortable questions.