Mortgage Calculator

Calculate monthly payments and interest for mortgages using our reliable tool.

Enter your loan details

Total principal borrowed.
APR (e.g., 6.75%).
Length of the mortgage in years.
Month of your first payment.
Optional prepayment added each month.

Results

All calculations are performed locally in your browser.
Monthly payment (P&I)
$0.00
Total interest
$0.00
Total of payments
$0.00
Number of payments
0
Estimated payoff date
Time saved with extra

Principal vs. interest

 Principal: $0.00
 Interest: $0.00

Tip: Even a small extra monthly payment can reduce total interest significantly and shorten your payoff timeline.

Use the “Extra monthly payment” field to explore prepayment strategies.

Amortization schedule

Detailed monthly amortization with payment breakdown and remaining balance.
# Date Payment Principal Interest Extra Balance
Showing first 120 rows. Use “Show full schedule” to load all rows.

What is an Online Mortgage Calculator?

An Online Mortgage Calculator is a tool used to estimate monthly mortgage payments for a home loan based on several factors like the loan amount, interest rate, and loan term. It can also provide an overview of how much you’ll pay in total over the life of the loan, including principal and interest. Some calculators allow you to factor in additional costs like property taxes, insurance, and private mortgage insurance (PMI).


How to Use an Online Mortgage Calculator?

  1. Enter the Loan Amount:

    • Input the total amount you plan to borrow. This is the principal of your mortgage.
  2. Enter the Interest Rate:

    • Input the annual interest rate. This is the rate at which the lender will charge you interest on the loan.
  3. Choose the Loan Term:

    • Select the length of the loan, usually expressed in years (e.g., 15 years, 30 years). Longer terms generally result in smaller monthly payments but higher total interest.
  4. Input Additional Costs (Optional):

    • You may need to enter property taxes, homeowner’s insurance, and PMI (if applicable) to get a more accurate monthly payment estimate.
  5. View the Results:

    • The calculator will show your estimated monthly mortgage payment, including principal and interest. Some calculators also display the total cost of the mortgage over the life of the loan and the interest paid.

Frequently Asked Questions-

  1. What is included in the mortgage payment estimate?

    • The mortgage payment estimate typically includes the principal and interest on the loan. Some calculators also allow you to add other costs like property taxes, homeowners insurance, and private mortgage insurance (PMI) for a more complete estimate.
  2. How accurate are the results from the Online Mortgage Calculator?

    • The results are estimates based on the information you provide. They are not binding and should be considered as a rough idea of what your mortgage payments may be. Actual payments can vary based on specific lender terms, rates, and additional costs that may apply.
  3. What factors affect my monthly mortgage payment?

    • The most important factors are the loan amount, interest rate, and loan term. Additional factors such as property taxes, homeowner’s insurance, and PMI can also impact your payment. The shorter the loan term, the higher your monthly payment, but the lower the overall interest paid.
  4. How can I use an Online Mortgage Calculator to compare different loan options?

    • You can use the calculator to input different scenarios. For example, compare a 15-year loan to a 30-year loan, or a loan with a 4% interest rate to one with a 5% rate. This allows you to see how different loan terms and interest rates affect your monthly payment and total cost.
  5. Do Online Mortgage Calculators include additional fees like closing costs?

    • Most Online Mortgage Calculators focus on your monthly payment for principal, interest, and sometimes taxes or insurance. Closing costs and other fees (e.g., inspection fees, origination fees) are generally not included in the monthly payment calculation but can be estimated separately by other tools or discussed with your lender.

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