FHA Loan Amortization Calculator:
MIP Formula, UFMIP, Lifetime Insurance Cost, and FHA vs Conventional Comparison
FHA loans make homeownership accessible with a 3.5% minimum down payment and credit score flexibility down to 580, but they carry two layers of mortgage insurance that conventional loans do not: a 1.75% upfront MIP paid at closing (or financed into the loan) and an annual MIP of 0.50 to 0.55% charged for the life of the loan on 3.5%-down purchases. Over 30 years, that lifetime MIP adds approximately $55,800 in insurance premiums — a real cost that must be weighed against FHA’s accessibility advantages. This guide calculates both the monthly payment and the complete 30-year cost picture with exact numbers.
FHA loans are mortgages insured by the Federal Housing Administration, a division of the US Department of Housing and Urban Development (HUD). Because the federal government insures these loans against default, FHA-approved lenders can extend credit on more favorable terms than the private market would support independently — lower down payments (3.5%), lower credit score requirements (580 minimum), and higher allowable debt-to-income ratios. In exchange, borrowers pay two forms of mortgage insurance premium (MIP) that fund the FHA insurance pool: an upfront premium at closing and an annual premium paid monthly for the life of the loan on low-down-payment purchases.
The FHA loan payment calculation has an added layer of complexity compared to a conventional mortgage: the base loan amount, UFMIP, financed loan amount, P&I on the financed amount, and monthly MIP must all be calculated separately and then combined. Understanding how each piece is computed — and what the total 30-year MIP cost looks like compared to conventional PMI — is essential for making an informed decision between FHA and conventional financing.
FHA Loan Payment Formula: UFMIP, P&I, and Monthly MIP
An FHA loan payment requires three sequential calculations: computing the financed loan amount (base loan plus UFMIP, which is typically rolled into the mortgage), applying the standard amortization formula to the financed amount to get P&I, and adding the monthly MIP based on the base loan amount. The sum of these three — plus property taxes and homeowners insurance — produces the full monthly obligation.
1. UPFRONT MIP (UFMIP) AND FINANCED LOAN AMOUNT
2. MONTHLY P&I (ON FINANCED LOAN AMOUNT)
3. MONTHLY MIP (ON BASE LOAN AMOUNT)
The UFMIP financing detail changes the arithmetic subtly but meaningfully: the monthly P&I payment is computed on the financed loan ($343,661 in the example), not the base loan ($337,750). This means borrowers who finance UFMIP are paying interest on their insurance premium for the life of the loan — a cost that compounds over 30 years and slightly increases the true effective MIP cost beyond what the stated 1.75% suggests. For a borrower with cash available, paying UFMIP at closing rather than financing it saves the interest cost on $5,911 at the mortgage rate — approximately $3,000 to $4,000 in interest over 30 years at typical rates.
Four FHA Scenarios: Down Payment, Term, and FHA vs Conventional
The four comparison cards below model the complete payment picture for FHA loans across two down payment levels and compare the FHA structure to a conventional alternative for the same $350,000 home purchase. The comparison makes the MIP cost — both monthly and lifetime — visible relative to conventional PMI.
The fourth card reveals the long-term cost reality: FHA’s 3.5% down with lifetime MIP costs approximately $37,735 more in total mortgage insurance over 30 years compared to conventional 5% down with PMI that terminates at year 9. The FHA route requires only $12,250 upfront versus $17,500 for conventional — a $5,250 difference at closing that “saves” $37,735 in long-term insurance cost. The math clearly favors conventional for buyers who can afford even 5% down and have a credit score above 680, where conventional rates and PMI pricing become competitive. FHA’s real advantage is for buyers whose credit score, DTI, or cash position make conventional approval difficult or impossible.
Calculate Your FHA Payment with UFMIP, Monthly MIP, and Full PITI
Enter your purchase price, down payment, FHA interest rate, and loan term to calculate base loan, UFMIP, financed loan amount, P&I, monthly MIP, full PITI, and total 30-year MIP cost.
Open the FHA Loan CalculatorComplete FHA Payment Calculation: $350,000 Home, 3.5% Down
The data block below traces every step of the FHA payment calculation for a $350,000 home with 3.5% down at a 6.5% interest rate over 30 years. It shows the UFMIP computation, the financed loan construction, the P&I amortization, and the monthly MIP, then assembles the complete monthly payment and the 30-year lifetime MIP cost picture.
Notice the UFMIP’s ripple effect: by adding $5,911 to the loan balance, the monthly P&I on the financed loan ($343,661) is $2,173 instead of the $2,136 that would apply to the base loan ($337,750) alone — a $37/month increase from financing the insurance premium. Over 360 months, this $37 premium compounds to approximately $13,320 in additional P&I payments attributable to financing the UFMIP. Borrowers who have the cash to pay UFMIP at closing save both the $37/month and avoid paying interest on the insurance premium for 30 years.
FHA Annual MIP Rates 2025: By Loan Amount and LTV
The annual MIP rate applied to an FHA loan depends on three variables: the loan term (15-year versus 30-year), the loan amount relative to the conforming loan limit, and the original LTV ratio. The March 2023 FHA MIP reduction lowered rates by 0.30 percentage points across all standard loan categories, significantly improving the economics for FHA borrowers.
| Loan Term | Loan Amount | LTV | Annual MIP Rate | Monthly MIP on $300K | MIP Duration |
|---|---|---|---|---|---|
| 30-year | Up to $726,200 | Up to 90% | 0.50% | $125 | 11 years then cancels |
| 30-year | Up to $726,200 | 90.01% to 95% | 0.50% | $125 | Life of loan |
| 30-year | Up to $726,200 | Above 95% | 0.55% | $138 | Life of loan |
| 30-year | Above $726,200 | Up to 90% | 0.70% | $175 | 11 years then cancels |
| 30-year | Above $726,200 | Above 90% | 0.75% | $188 | Life of loan |
| 15-year | Up to $726,200 | Up to 90% | 0.15% | $38 | 11 years then cancels |
| 15-year | Up to $726,200 | Above 90% | 0.40% | $100 | Life of loan |
| 2025 FHA annual MIP rates effective after the March 2023 reduction of 0.30 percentage points. LTV is calculated using the original purchase price or appraisal value at origination. Monthly MIP = (Base Loan x Annual MIP Rate) / 12. Note: for a 3.5% down (96.5% LTV) 30-year loan under $726,200, the applicable rate is 0.55% (LTV above 95%). Source: HUD Mortgagee Letter 2023-05. | |||||
The MIP duration column in the table contains the most strategically important information for FHA borrowers: loans with LTV above 90% (meaning down payment below 10%) carry MIP for the full loan term, while loans with LTV at or below 90% (down payment of 10% or more) carry MIP for only 11 years before it automatically cancels. This single threshold creates a meaningful long-term cost difference for borrowers near the 10% down payment boundary. A borrower who can scrape together an extra 6.5% to bring their down payment from 3.5% to 10% — an additional $22,750 on a $350,000 home — saves approximately 19 years of MIP payments (11 years versus 30 years of annual MIP), which at $131/month represents approximately $29,964 in insurance premium savings. That ROI on the additional $22,750 in down payment is approximately 131% over the life of the loan — making the 10% threshold one of the highest-leverage financial decisions in FHA loan optimization.
The 3.5% Down FHA Trap: Lifetime MIP That Cannot Be Removed
For FHA loans originated after June 2013 with less than 10% down (LTV above 90%), annual MIP is charged for the entire 30-year loan term. Unlike conventional PMI, which automatically terminates at 80% LTV and can be requested at 80%, FHA MIP on these loans cannot be removed by simply building equity — even if home appreciation pushes the LTV to 60% or 50%. The only way to eliminate MIP is to refinance into a conventional mortgage. In markets where home prices have appreciated significantly, refinancing into a conventional loan becomes viable earlier (because the LTV naturally falls faster), but this requires a new appraisal, closing costs ($3,000-$6,000 typically), and qualification under current conventional underwriting standards. Borrowers who anticipate staying in their home 10+ years should model the refinance break-even carefully before assuming FHA is the lowest-cost option over the holding period.
2025 FHA Loan Limits: Standard and High-Cost Areas
FHA loan limits for 2025 are set at 115% of the area median home price, subject to a national floor and ceiling. The floor applies to low-cost areas where median home prices are below the national threshold, and the ceiling applies to high-cost metro areas where home prices significantly exceed the national median. These limits update annually, typically announced by HUD in November or December for the following year.
2025 FHA Loan Limits: Floor, Ceiling, and Key Markets
National floor (standard limit, most counties): $524,225 for a single-family property. This applies to areas where 115% of the median home price is below the floor. National ceiling (high-cost areas): $1,209,750 for a single-family property. Alaska, Hawaii, Guam, and the US Virgin Islands: $1,814,625 (150% of the national ceiling). Selected major metro area limits (2025): San Francisco Bay Area: $1,209,750. Los Angeles County: $1,209,750. New York City Metro: $1,209,750. Boston Metro: $862,500. Denver Metro: $833,750. Seattle Metro: $977,500. Miami-Dade: $621,000. Dallas: $524,225 (standard floor). Houston: $524,225. Most of the Southeast, Midwest, and Great Plains: $524,225 (standard floor). FHA loan limit by county is searchable at the HUD website (hud.gov/program_offices/housing/sfh/lender/origination/mortgage_limits).
Monthly PITI+MIP Comparison: FHA and Conventional at $350,000 Home
The growth bars below compare the monthly PITI+MIP (or PITI+PMI for conventional) under four financing scenarios on the same $350,000 home, illustrating both the initial monthly cost differences and the long-term insurance structure. The FHA 3.5% down option has the lowest initial cash requirement but the highest long-term insurance cost.
The growth bars show the monthly payment paradox in mortgage finance: the scenario requiring the least cash down (FHA 3.5%) has the second-highest monthly payment, while the scenario requiring the most cash down (conventional 20%) has the lowest monthly payment. The FHA 3.5% option saves $5,250 at closing compared to conventional 5% but costs $90 more per month initially. Over 30 years, FHA 3.5% down pays $37,735 more in total insurance. The lower monthly payment (by $90 initially) cannot offset this gap — each monthly dollar saved over the roughly 10-year period before PMI removal on conventional amounts to only $10,800 in savings versus $37,735 in additional FHA MIP.
FHA Amortization Milestones with MIP Impact
The following table shows the FHA loan balance, monthly P&I, and cumulative MIP paid at key milestones, illustrating how the MIP cost accumulates over time and when the burden of lifetime MIP makes refinancing to conventional worth considering.
| Year | Remaining Balance | Cumul. P&I Paid | Monthly MIP | Cumul. MIP Paid | MIP Status |
|---|---|---|---|---|---|
| Year 1 | $340,264 | $26,076 | $155 | $1,860 | Life of loan (96.5% LTV) |
| Year 3 | $333,028 | $78,228 | $155 | $5,580 | Still lifetime MIP |
| Year 5 | $325,095 | $130,380 | $155 | $9,300 | LTV ~92% — still above 90% |
| Year 10 | $304,063 | $260,760 | $155 | $18,600 | MIP continues — no removal option |
| Year 15 | $276,892 | $391,140 | $155 | $27,900 | Consider refinance if equity allows |
| Year 20 | $239,967 | $521,520 | $155 | $37,200 | LTV ~68% — refinance viable |
| Year 25 | $186,992 | $651,900 | $155 | $46,500 | Still paying MIP on lower balance |
| Year 30 | $0 | $782,280 | $155 | $55,800 | Final MIP payment — loan paid off |
| $343,661 financed loan (includes UFMIP of $5,911), 6.5% rate, 30 years. P&I = $2,173/month. Monthly MIP = $155 (0.55% of $337,750 base loan / 12). Cumulative MIP shown for annual MIP only; does not include UFMIP. Total lifetime insurance cost = $5,911 UFMIP + $55,800 annual MIP = $61,711. Note: if the borrower refinances to conventional when LTV reaches approximately 80%, the remaining annual MIP savings can be significant. | |||||
The amortization table reveals the cumulative MIP burden growing steadily across all 30 years — there is no point at which the MIP automatically terminates on a 3.5%-down FHA loan. By year 20, the borrower has paid $37,200 in annual MIP and the loan balance has fallen to $239,967, representing an LTV of approximately 68% against the original $350,000 purchase price (assuming no appreciation). At 68% LTV with likely home price appreciation over 20 years, refinancing to a conventional mortgage should be seriously considered — eliminating the $155/month MIP would save $18,600 over the remaining 10 years of the loan.
When FHA Beats Conventional: The Decision Framework
FHA loans are not universally superior or inferior to conventional mortgages — they are optimally suited to specific borrower profiles and disadvantageous in others. The decision framework comes down to two variables: credit score (which drives conventional rate premiums via LLPAs) and down payment availability (which drives both the conventional PMI cost and the FHA MIP duration).
FHA vs Conventional: When Each Is the Better Choice
Choose FHA when: (1) Credit score is below 660 — FHA rates do not carry the aggressive Loan Level Price Adjustments (LLPAs) that conventional loans impose on lower credit scores; a 620-credit-score borrower may get a better effective rate on FHA than conventional despite FHA’s rate typically being slightly higher overall. (2) Down payment is below 5% — conventional programs require 5% minimum for most borrowers; FHA allows 3.5%. (3) Back-end DTI exceeds 43% — FHA’s AUS can approve higher DTIs with compensating factors; conventional underwriting is typically less flexible. (4) Non-traditional income sources — FHA guidelines on income documentation are sometimes more flexible. Choose Conventional when: (1) Credit score is 680+ — conventional rates are competitive and LLPAs moderate at this range; conventional PMI is lower and terminates at 80% LTV. (2) Down payment is 10%+ — avoid FHA’s lifetime MIP by qualifying for conventional PMI that terminates. (3) You plan to stay 10+ years — conventional PMI terminates, FHA MIP doesn’t; over 30 years, conventional is almost always cheaper in total insurance cost.
FHA Loan Planning Checklist
Frequently Asked Questions: FHA Loan Calculator
How is an FHA loan monthly payment calculated?+
FHA payment = P&I + Monthly MIP + Property Tax + Insurance. Step 1: UFMIP = Base Loan x 1.75%. Step 2: Financed Loan = Base Loan + UFMIP (if rolled in). Step 3: P&I using amortization formula on financed loan. Step 4: Monthly MIP = Base Loan x Annual MIP Rate / 12. For $350,000 home, 3.5% down ($12,250 down, $337,750 base loan): UFMIP = $5,911. Financed loan = $343,661. At 6.5%, 30-year: P&I = $2,173. Monthly MIP (0.55%) = $155. Add taxes ($321) and insurance ($115): Full PITI+MIP = $2,764/month. The key difference from conventional: the P&I is computed on the financed loan (which includes UFMIP), and MIP is computed on the original base loan.
What is FHA MIP and how much does it cost?+
FHA MIP has two parts: Upfront MIP (UFMIP) = 1.75% of the base loan, paid at closing or financed into the loan. Annual MIP = 0.50% to 0.75% of the base loan annually, paid monthly. 2025 annual MIP rates for 30-year loans under $726,200: 0.50% (LTV up to 90%) or 0.55% (LTV above 90%). On a $337,750 base loan at 0.55%: $1,858/year = $155/month. FHA reduced annual MIP by 0.30 percentage points in March 2023 (from 0.85% to 0.55% at most LTV levels), making FHA significantly more affordable. Over 30 years at $155/month, cumulative annual MIP = $55,800 plus the $5,911 UFMIP = $61,711 total insurance for a 3.5%-down FHA borrower.
Is FHA MIP permanent?+
For FHA loans with original LTV above 90% (less than 10% down), annual MIP is charged for the full loan term — typically 30 years. It cannot be removed by building equity, unlike conventional PMI which terminates at 80% LTV. For loans with original LTV of 90% or less (10%+ down), annual MIP cancels automatically after 11 years. The only way to eliminate MIP on a 3.5%-down FHA loan is to refinance into a conventional mortgage when you have sufficient equity (typically 80% LTV for no-PMI conventional). This refinance typically costs $3,000-$6,000 in closing costs but saves $155/month, providing a payback period of approximately 20-38 months.
What are the 2025 FHA loan limits?+
2025 FHA loan limits: Floor (standard, most counties): $524,225 for single-family homes. Ceiling (high-cost areas): $1,209,750. Alaska/Hawaii/Guam/USVI: $1,814,625. Limits vary by county — cities like San Francisco, Los Angeles, New York, Seattle, Denver, and Boston have limits between $621,000 and $1,209,750. The limit applies to the loan amount (purchase price minus down payment), not the purchase price itself. If your county’s limit is $524,225, you can buy a $543,000 home with 3.5% down ($543K x 0.965 = $524,000, just under the limit). Use HUD’s online tool to find the exact limit for any county.
What is the minimum down payment for FHA?+
Minimum FHA down payment: 3.5% for credit scores of 580+; 10% for scores 500-579. FHA does not allow borrowers with scores below 500. The 3.5% down payment can come from borrower savings, documented gifts from family members, employer assistance programs, or state and local down payment assistance grants. Unlike some conventional programs that require a portion to come from the borrower’s own funds, FHA allows 100% of the down payment to be gifted. On a $350,000 home: 3.5% down = $12,250. Down payment assistance programs in many states can provide grants or forgivable loans to cover the 3.5%, making true zero-down FHA purchases possible in eligible programs.
Should I choose FHA or conventional?+
FHA is typically better when: credit score is below 660 (FHA rates less sensitive to score than conventional), down payment is below 5%, DTI exceeds 43%, or income documentation is non-traditional. Conventional is typically better when: score is 680+ (better rates, lower LLPAs), down payment is 10%+ (PMI terminates vs lifetime FHA MIP), or planning to stay 10+ years (conventional PMI removal saves tens of thousands over life of loan). Long-term cost: FHA 3.5% down costs approximately $37,735 more in total insurance over 30 years vs conventional 5% down for a 680+ credit score borrower. But FHA requires $5,250 less at closing — so the FHA decision trades $5,250 now for $37,735 over 30 years, a poor long-term trade for buyers who can qualify for conventional.
What credit score is needed for FHA?+
FHA minimum: 580 for 3.5% down; 500 for 10% down. Most lenders overlay: 580-620 as practical minimum for 3.5% down; many require 620-640. FHA interest rates are less penalized by lower scores than conventional loans, which use Loan Level Price Adjustments (LLPAs) that significantly increase the rate below 680. A 620-score borrower may get a better effective rate on FHA than conventional. However, for borrowers with 680+, conventional often offers better overall economics (lower total insurance cost over the loan life) despite the marginally higher rate minimum at lower score tiers. Always get quotes for both programs at your actual credit score.
Can FHA MIP be removed?+
FHA MIP (for 3.5%-down loans, LTV above 90%) can only be removed by refinancing into a conventional mortgage — it does not automatically terminate based on equity like conventional PMI. Steps to eliminate FHA MIP through refinancing: (1) Build equity to 80% LTV (through amortization, additional principal payments, and/or home appreciation). (2) Get a home appraisal to confirm current value. (3) Qualify for a conventional refinance under current credit and income standards. (4) Pay refinance closing costs (typically $3,000-$6,000). (5) Monthly savings of $131-$200 from eliminated MIP typically provides payback in 18-36 months. If rates have risen significantly since the FHA purchase, weigh the MIP savings against the higher P&I on the new rate before committing to refinance.
What is the FHA DTI limit?+
FHA manual underwriting DTI limits: 31% front-end (housing cost only / gross income), 43% back-end (all debts / gross income). However, FHA’s automated underwriting system (AUS/Desktop Underwriter) can approve higher DTI ratios with compensating factors such as significant cash reserves (3+ months PITI), residual income meeting VA standards, or a low payment shock. Many lenders routinely approve FHA applications with back-end DTIs of 50-57% through AUS with strong compensating factors. This flexibility makes FHA valuable for borrowers with student loan debt, auto loans, or other monthly obligations that push their total DTI above conventional’s more rigid limits. Always apply with an FHA lender experienced in AUS-approved high-DTI applications.
Key Takeaways
FHA loan payments consist of P&I on the financed loan (base loan plus UFMIP of 1.75%), plus monthly MIP at 0.50 to 0.55% annually for 30-year loans under $726,200. On a $350,000 home with 3.5% down, the complete FHA payment is $2,764/month versus $2,764 for the arithmetic without understanding MIP — the key is that the monthly MIP of $155 is real, ongoing, and permanent for the life of the loan on 3.5%-down purchases.
The three most consequential FHA decisions are: down payment size (3.5% versus 10% determines whether MIP is permanent or terminates in 11 years, worth approximately $30,000 in savings), the refinance plan (planning from day one to refinance to conventional when LTV reaches 80% eliminates the lifetime MIP burden on a concrete timeline), and FHA versus conventional comparison (credit score 680+, down payment 10%+, and long-term holding period together make conventional the clear economic winner despite FHA’s accessibility advantages). For buyers who genuinely need FHA’s lower barriers to entry, it is an indispensable program — but with eyes open to the long-term insurance cost that makes refinancing to conventional an important medium-term financial goal.
Calculate Your Full FHA Payment: UFMIP, MIP, PITI, and 30-Year Total Cost
Our FHA Loan Calculator computes UFMIP, financed loan amount, monthly P&I, annual MIP by LTV and loan size, full PITI+MIP payment, and lifetime MIP cost versus conventional PMI alternatives.
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