Mortgage Calculator — Monthly Payments & Amortization 2026 — Free Online Tool
Monthly home loan payments with PMI, taxes & recasting.
Your monthly mortgage payment is the sum of Principal & Interest (P&I) based on your loan amount, interest rate, and term, plus property taxes, insurance, PMI, and HOA escrows.
US Finance Portal: Verified for 2026 US mortgage rate bounds. Math outputs conform directly with Bankrate and standard IRS guidelines.
Loan Purchase Details
Taxes, Escrows & Payoff Boost
Makes 26 half-payments per year (1 extra full payment)
$2,788
Principal & Interest: $2097 | Taxes: $417 | Insurance: $125
$320,000
$434,859
30 Years
Loan Term Analysis: 30-Year vs. 15-Year Fixed
30-Year Fixed Mortgage
Total Interest: $434,859
Total Cost: $834,859
15-Year Fixed Mortgage
Total Interest: $192,907
Total Cost: $592,907
Mortgage Amortization Schedule
How to Calculate Your Monthly Mortgage Payments
A monthly mortgage payment is comprised of multiple distinct elements. Under standard US lending systems, this is represented by the acronym PITI:
- Principal (P): The actual money repaid to lower the original outstanding home loan balance.
- Interest (I): The fee paid to the bank or credit union for borrowing the money.
- Taxes (T): Escrow deposits collected to cover local municipal property taxes.
- Insurance (I): Escrows collected for homeowners insurance plus Private Mortgage Insurance (PMI) if you put down less than 20% on conventional loans.
What Is a Mortgage Recast?
A mortgage recast is a loan feature where you pay a lump-sum amount toward your principal balance, and your bank recalculates (re-amortizes) your remaining monthly payments based on the lower balance.
Unlike refinancing, a recast does not change your interest rate, nor does it issue a new loan. It simply lowers your monthly commitment while preserving your original loan terms.
How Does a Mortgage Recast Work?
Recasting requires your lender's approval and typically involves a small administrative fee (usually around $250). The re-amortization equation takes the new lower balance:
Because the principal balance is significantly lower and the number of months remains identical, the monthly payment drops immediately.
30-Year Fixed Mortgage vs. 15-Year Loan Terms
When choosing a loan term with a mortgage calculator 30 years schedule, you trade higher total interest costs over three decades for a significantly lower, predictable monthly payment. A 15-year fixed loan builds equity faster and saves tens of thousands in interest, but requires higher monthly principal payments.
Mortgage Calculator for Mobile & Manufactured Homes
Financing a mobile home or manufactured home differs depending on whether the home is permanently affixed to land classified as real estate or titled as personal property (a chattel loan).
- Real Estate Titled: Qualifies for standard FHA, VA, or conventional 30-year fixed mortgages with standard interest rates.
- Personal Property / Chattel Loans: Titled separately from the land. These loans typically carry shorter terms (15 to 20 years) and interest rates 1.5% to 3.5% higher than conventional mortgages.
Note: Our mortgage calculator provides general payment estimates. Always confirm exact loan eligibility, land lease fees, and underwriting requirements with a specialized lender.
Mortgage Calculator Considerations in Texas
Homebuyers using a mortgage calculator in Texas should account for unique regional cost factors:
- Higher Property Tax Rates: Texas has no state income tax, resulting in higher average effective property tax rates (typically 1.6% to 2.2% of assessed value depending on county and ISD rates).
- Homeowners Insurance: Wind, hail, and tropical storm risks lead to higher average annual insurance premiums in Texas.
- Homestead Exemption: Texas residents can apply for a primary residence homestead exemption to reduce taxable property values.
Mortgage Recast vs. Mortgage Refinance
Understanding the structural differences between these two options is vital for home loan optimization:
Mortgage Recast
- Keeps the same interest rate and term
- Requires a lump-sum payment
- Very low fees (typically $250)
- No appraisal or credit checks
Mortgage Refinance
- Replaces existing loan with a new rate/term
- Does not require a lump-sum payment
- High closing costs (2% to 5% of loan size)
- Full underwriting process required
When Does a Mortgage Recast Make Sense?
Recasting is highly beneficial in scenarios such as:
- Buying before selling: If you buy a new house and later sell your old home, you can use the sale profits to recast your new loan and lower payments.
- Windfalls: Using inheritance, work bonuses, or investment payouts to reduce your monthly housing obligations.
- Low rates: If you have an exceptionally low interest rate, you wouldn't want to refinance; recasting lets you put cash to work while keeping your low rate.
How Much Can a Recast Lower Your Monthly Payment?
The monthly savings are directly proportional to the size of your lump sum. For example, making a $50,000 lump sum payment on a $300,000 mortgage at 6.5% interest with 25 years remaining will lower your monthly principal and interest payment by $337.60 every month, saving you $51,280 in interest over the remaining loan term.
Explore Allied Home Equity & Debt Tools
Build your net worth and manage your primary loan schedules with our other calculators:
- Mortgage Affordability CalculatorCalculate maximum home purchase price based on gross income and debts.
- Mortgage Payoff CalculatorCalculate payoff dates and interest savings with extra monthly payments.
- Mortgage Recast CalculatorEstimate new monthly payments after making a lump-sum principal payment.
- Mortgage Refinance CalculatorCompare current vs new mortgage rates, monthly payments, and break-even points.
- HELOC CalculatorDetermine maximum Home Equity Line of Credit limits and draw schedules.
- Car Loan CalculatorCalculate monthly EMI payments and auto loan refinance terms.
How to Use This Tool
- Toggle between Home Purchase Mode and Mortgage Recast Mode.
- Set home price, down payment percentage, and mortgage terms.
- Include annual escrows (taxes, insurances, HOAs) for high-fidelity total budgets.
- Observe interactive 30 vs 15 year loan comparison details.
Formula & Specifications
M = P * [r(1+r)^n] / [(1+r)^n - 1] | Recast P&I = (Remaining Balance - Lump Sum) * [r(1+r)^n] / [(1+r)^n - 1]
About Mortgage Calculator — Monthly Payments & Amortization
Calculate your monthly mortgage payments including principal, interest, taxes, home insurance, private mortgage insurance (PMI), and HOA fees. Compare recast principal offsets.
Frequently Asked Questions
How does a 30-year fixed mortgage calculator work?
A 30-year fixed mortgage calculator divides your principal loan balance across 360 monthly payments at a fixed annual interest rate. Monthly payments remain constant while the interest portion decreases over time. A 30-year term offers lower monthly payments compared to a 15-year loan, though you pay more total interest over 30 years.
What is a mortgage calculator recast?
A mortgage calculator recast determines how a lump-sum payment toward your principal balance lowers your monthly payment. In a recast, your lender recalculates your monthly principal and interest payment using your new reduced balance while keeping your original interest rate and remaining loan term.
How do I calculate a mortgage calculator for a mobile home?
To calculate a mortgage for a mobile home or manufactured home, enter the purchase price, down payment (typically 10% to 20%), and estimated interest rate. If the mobile home is titled as personal property (chattel loan) rather than real estate, expect interest rates 1.5% to 3% higher than standard 30-year fixed mortgages.
What should I know about using a mortgage calculator in Texas?
When using a mortgage calculator in Texas, account for higher average property tax rates (typically 1.6% to 2.2% of assessed value) and home insurance costs due to regional weather risks. Texas also has strict 50(a)(6) rules regarding home equity loans and refinancing.
Mortgage recast vs. refinance: what is the difference?
Recasting keeps your existing loan, interest rate, and term; it only lowers your monthly payment in exchange for a lump-sum payment. Refinancing replaces your entire loan with a new one at a different interest rate or term.
Is PMI tax deductible?
No, under current IRS guidelines, Private Mortgage Insurance (PMI) premiums are generally not tax-deductible.
Can I remove PMI early?
Yes. You can request PMI cancellation once your loan-to-value (LTV) ratio reaches 80% through principal payments or home value appreciation.
Is a biweekly payment plan better than monthly?
Yes, a biweekly plan results in 26 half-payments (equivalent to 13 full payments a year), which shaves about 4 to 6 years off a standard 30-year term.
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