Mortgage Calculator
Use our free Mortgage Calculator to estimate your monthly mortgage payment, total interest, and total loan cost. Enter your home price, down payment, interest rate, and loan term to get a quick estimate of your mortgage payments.
Mortgage Calculator
Enter your home price, down payment, interest rate, and loan term to estimate your monthly mortgage payment.
Estimated Monthly Payment
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Loan Amount
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Total Payment
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Total Interest
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Mortgage Calculator
Buying a home is a major financial decision, and understanding your potential mortgage payment can help you plan your budget.
Our Mortgage Calculator provides a simple way to estimate your monthly mortgage payment based on the information you enter. You can adjust the home price, down payment, interest rate, and loan term to compare different mortgage scenarios.
The calculator is designed to provide a quick estimate and does not represent an actual mortgage offer from a lender.
How to Use the Mortgage Calculator
Using the Mortgage Calculator is simple:
- Enter the home price.
- Enter your down payment.
- Enter the annual interest rate.
- Select or enter the loan term.
- Click the Calculate button.
- Review your estimated monthly mortgage payment and loan cost.
You can change the numbers and calculate again to compare different scenarios.
What Is a Mortgage Calculator?
A mortgage calculator is an online financial tool that estimates the cost of borrowing money to purchase a home.
A basic mortgage calculator uses information such as:
Home price
Down payment
Loan amount
Interest rate
Loan term
Based on these inputs, the calculator can estimate the monthly principal and interest payment.
Some advanced mortgage calculators may also include property taxes, homeowners insurance, mortgage insurance, HOA fees, and other housing costs.
How Does a Mortgage Calculator Work?
A mortgage calculator first determines the amount you need to borrow after accounting for the down payment.
For example:
Home Price − Down Payment = Loan Amount
If a home costs $300,000 and you make a $60,000 down payment:
$300,000 − $60,000 = $240,000
Your estimated mortgage would therefore be $240,000 before considering any additional financing costs or fees.
The calculator then uses the loan amount, interest rate, and loan term to estimate the monthly principal and interest payment.
Mortgage Payment Formula
For a standard fixed-rate mortgage with regular monthly payments, the principal and interest payment can be estimated using:
M = P × [r(1 + r)ⁿ] ÷ [(1 + r)ⁿ − 1]
Where:
M = Monthly mortgage payment
P = Mortgage principal
r = Monthly interest rate
n = Total number of monthly payments
The annual interest rate is converted into a monthly rate before applying the formula.
An online mortgage calculator performs these calculations automatically.
Mortgage Calculator Example
Suppose you are considering a home with the following information:
Home price: $300,000
Down payment: $60,000
Mortgage amount: $240,000
Interest rate: 6%
Loan term: 30 years
Using a standard fixed-rate mortgage calculation, the estimated monthly principal and interest payment would be approximately $1,439.
This amount represents principal and interest only. Your actual monthly housing payment may be higher if it includes property taxes, homeowners insurance, mortgage insurance, HOA fees, or other costs.
What Is a Down Payment?
A down payment is the amount of money you pay toward the purchase of a home upfront.
The remaining amount is generally financed through a mortgage.
For example, if a home costs $250,000 and you make a $50,000 down payment:
$250,000 − $50,000 = $200,000
The estimated mortgage principal would be $200,000 before other applicable costs.
A larger down payment generally means borrowing less money, which can reduce the amount of interest paid over the life of the mortgage, assuming the other loan terms remain unchanged.
How Interest Rate Affects Your Mortgage
The interest rate is one of the most important factors affecting mortgage payments.
If the mortgage amount and loan term remain the same, a higher interest rate generally results in:
A higher monthly principal and interest payment
More interest paid over the life of the mortgage
A higher overall borrowing cost
A lower interest rate generally has the opposite effect.
Even a relatively small difference in the interest rate can affect the total cost of a long-term mortgage.
How Loan Term Affects Mortgage Payments
The loan term is the length of time scheduled to repay the mortgage.
Common mortgage terms can include 15 years, 20 years, and 30 years, depending on the lender and market.
A longer loan term can result in a lower required monthly payment because the balance is spread across more payments. However, it may result in more total interest paid over the life of the mortgage.
A shorter loan term may require higher monthly payments but can reduce total interest when other factors remain the same.
Principal and Interest
A mortgage payment primarily consists of principal and interest when considering the basic loan calculation.
Principal
Principal is the amount borrowed to purchase the home.
Each principal payment reduces the remaining mortgage balance.
Interest
Interest is the cost charged by the lender for providing the borrowed money.
Over time, your mortgage payment is applied toward both the principal and interest according to the loan’s amortization schedule.
What Is Mortgage Amortization?
Mortgage amortization is the process of paying off a mortgage through scheduled payments over a specific period.
With a typical fixed-rate amortizing mortgage, each payment includes principal and interest.
At the beginning of the loan, a larger portion of the payment may go toward interest. As the outstanding principal decreases, the portion applied to principal generally increases.
The exact breakdown depends on the mortgage terms and payment schedule.
What Is Included in a Mortgage Payment?
A homeowner’s actual monthly housing payment may include more than principal and interest.
Depending on the mortgage and location, monthly housing costs can include:
Principal
Interest
Interest
Property taxes
Homeowners insurance
Mortgage insurance
A basic mortgage calculator may calculate only principal and interest.
For a more complete estimate, additional housing costs should be considered separately.
Mortgage Calculator vs. Loan Calculator
A Loan Calculator is designed to estimate payments for loans using factors such as the loan amount, interest rate, and repayment period.
A Mortgage Calculator is specifically designed for home financing and commonly includes inputs such as:
Home price
Down payment
Mortgage amount
Interest rate
Mortgage term
Some mortgage calculators also allow users to include property taxes, insurance, and other homeownership costs.
How a Larger Down Payment Can Affect a Mortgage
A larger down payment means you borrow less money.
For example:
Home price: $300,000
With a $30,000 down payment:
Mortgage amount = $270,000
With a $60,000 down payment:
Mortgage amount = $240,000
Because the second scenario involves a smaller loan balance, the estimated principal and interest payment and total interest may be lower, assuming the same interest rate and loan term.
However, the financial impact of a down payment can depend on the specific mortgage terms and other costs.
Factors That Can Affect Your Mortgage Cost
Several factors can influence the overall cost of a mortgage:
Home Price
A higher home price generally means a larger mortgage if the down payment percentage remains the same.
Down Payment
A larger down payment reduces the amount borrowed.
Interest Rate
The interest rate affects both the monthly payment and total interest.
Loan Term
The repayment period affects the monthly payment and the total interest paid.
Additional Costs
Taxes, insurance, mortgage insurance, fees, and other housing expenses can increase the total cost of owning a home.
Tips for Using a Mortgage Calculator
Try Different Down Payments
Calculate several down payment amounts to see how borrowing less may affect the estimated payment.
Compare Loan Terms
Compare shorter and longer mortgage terms to understand the relationship between monthly payments and total interest.
Test Different Interest Rates
Small changes in the interest rate can affect a long-term mortgage, so it can be useful to compare multiple rates.
Include Additional Costs When Possible
If your mortgage calculation does not include taxes, insurance, or other housing expenses, remember to consider them separately when estimating your total monthly housing cost.
Use Results as Estimates
A mortgage calculator provides an estimate based on the information you enter. Actual mortgage costs depend on the lender, loan agreement, fees, taxes, insurance, and other factors.
Frequently Asked Questions
A mortgage calculator is an online tool that estimates mortgage payments based on factors such as home price, down payment, interest rate, and loan term.
A standard fixed-rate mortgage payment can be calculated using the mortgage principal, monthly interest rate, and total number of monthly payments.
M = P × [r(1 + r)ⁿ] ÷ [(1 + r)ⁿ − 1]
Generally, borrowing less money can result in a lower principal and interest payment, assuming the interest rate and loan term remain the same.
Generally, yes. With the same loan amount and term, a lower interest rate generally results in a lower monthly principal and interest payment and less total interest.
A shorter mortgage term can result in higher monthly payments but may result in less total interest paid over the life of the loan, assuming the same loan amount and other comparable terms.
Not always. A basic mortgage calculator may calculate principal and interest only. Property taxes, insurance, mortgage insurance, and other costs may need to be added separately.
Mortgage amortization is the process of paying down a mortgage through scheduled payments over the loan term. Each payment is generally allocated between principal and interest.
A mortgage calculator can estimate payments for a particular home price, but affordability depends on many factors, including income, expenses, debts, savings, credit, taxes, insurance, and lender requirements.
No. The results are estimates based on the information entered. Actual mortgage payments and borrowing costs can vary based on lender terms, fees, taxes, insurance, and other factors.
Yes. You can use this Mortgage Calculator online for free to estimate your potential mortgage payment.
Calculate Your Mortgage Payment Online
Use the Mortgage Calculator above to estimate your monthly principal and interest payment based on your home price, down payment, interest rate, and loan term.
Try different values to compare mortgage scenarios and understand how changes in the loan amount, interest rate, down payment, or repayment period can affect your estimated costs.
Remember that calculator results are estimates. Before making a home-financing decision, review the actual loan terms, fees, taxes, insurance, and other costs associated with the mortgage.