Mortgage Payment Calculator

If you know how much time you have left on your loan

If you know your remaining loan term and original loan details, you can use this calculator directly. This is ideal for new or existing loans where no extra payments have been applied to the balance.

If You're Unaware of How Much Time Is Left on Your Loan

If you aren't sure how much time remains on your mortgage, you can easily calculate it. Check your monthly or quarterly mortgage statement to find your remaining principal balance, current interest rate, and standard monthly payment amount.

Our Mortgage Payoff Calculator helps you explore various strategies for paying off your mortgage early. Whether you are considering one-time lump-sum payments, additional monthly contributions, biweekly repayments, or paying off the balance entirely, this tool breaks down the numbers. You can seamlessly compare interest savings, remaining payment duration, and exact payoff dates across different repayment strategies.

A mortgage's principal and interest

The "principal" is the actual amount of money you borrowed, while the "interest" is the fee the lender charges you for borrowing that money. Together, principal and interest make up the two primary components of a standard mortgage repayment. Interest is typically calculated as a percentage of the outstanding principal balance and is scheduled through a home loan amortization plan.

When you make a payment, the interest portion is paid first, and the remainder goes toward reducing the principal. In the early years of your mortgage, a larger portion of your payment goes toward interest because the outstanding principal balance is at its highest. Over time, as your balance decreases, the amount of interest you owe shrinks, and more of your payment goes toward the principal. This steadily reduces your overall cost of borrowing.

Our mortgage repayment calculator and the accompanying amortization schedule illustrate this process clearly. Once you enter your loan details, the Mortgage Payoff Calculator will compute exactly how your payments are distributed over time.

Aside from selling the property to clear the debt, many borrowers look for ways to pay off their mortgage early to save on interest. Doing so can be achieved through a few highly effective financial strategies.

Additional Payments

An additional payment is any extra money paid toward your mortgage on top of your standard monthly installment. Borrowers can choose to make these extra contributions occasionally or on a regular schedule—such as monthly or annually—depending on their financial goals and available budget.

Paying more than the required amount directly targets the principal balance, which can lead to massive interest savings over the lifetime of the loan. Let’s look at a realistic example:

Suppose you have a $200,000, 30-year fixed-rate mortgage with a 5% interest rate. Your standard monthly payment for principal and interest is approximately $1,073.64. If you pay just an extra $100 per month, you would save about $37,303 in total interest over the life of the loan and pay off your house approximately 6 years and 4 months earlier.

Similarly, if you made a one-time additional lump-sum payment of $5,000 toward the principal after five years of payments, you would save around $14,000 in interest and shorten your loan term by about 18 months.

These figures are generalized estimates; your actual savings will vary based on your specific loan terms and the timing of your extra payments. Using a mortgage payoff calculator provides precise savings figures and demonstrates exactly how additional payments impact your loan's amortization schedule.

Biweekly Payments

Switching to biweekly payments is another powerful strategy to accelerate your mortgage payoff. This method involves paying exactly half of your regular monthly mortgage payment every two weeks. Because there are 52 weeks in a year, you will make 26 half-payments. This equates to 13 full monthly payments by the end of the year—effectively resulting in one extra monthly payment annually.

This strategy is especially convenient for borrowers who receive their paychecks on a biweekly schedule. It allows you to consistently allocate a portion of each paycheck toward your mortgage, effortlessly shortening your loan term and significantly reducing the total interest paid over the life of the loan.

Make a shorter-term refinance

Refinancing—taking out a new mortgage to pay off your existing one—is another excellent option. For example, imagine a borrower with a 20-year, $200,000 mortgage at a 5% interest rate. By refinancing to a new 20-year loan with the same principal balance but a lower 4% interest rate, their monthly payment drops from $1,319.91 to $1,211.96. This saves them $107.95 a month, culminating in $25,908.20 in interest savings over the life of the loan.

Borrowers can choose to refinance into shorter or longer terms. Shorter-term loans (like a 15-year mortgage) often feature significantly lower interest rates, accelerating the payoff timeline even further. However, refinancing does come with closing costs and fees, so it should only be pursued if the long-term financial benefits outweigh the upfront expenses. Visit our Refinance Calculator to explore your refinancing options and see if it makes financial sense for you.

Prepayment Penalties

Some lenders impose a prepayment penalty if you pay off your loan early. To lenders, mortgages are revenue-generating assets that provide long-term cash flow, and prepayment cuts into their projected interest earnings.

Lenders use various methods to calculate prepayment penalties. One common penalty structure charges up to 80% of six months' worth of anticipated interest. Alternatively, a lender might charge a flat percentage of the outstanding loan balance. In the early years of a mortgage, these fees can add up quickly.

Fortunately, prepayment penalties are becoming increasingly rare. When they do exist, they typically expire after a set period, such as the first five years of the mortgage term. Borrowers should always read the fine print or ask their lender to clarify any prepayment penalty clauses before signing closing documents. It is also worth noting that prepayment penalties are strictly prohibited on loans guaranteed by the Federal Housing Administration (FHA), the Veterans Administration (VA), and most credit unions.

Opportunity Costs

If you are highly motivated to pay off your mortgage early, it is crucial to consider the opportunity cost—what you might be missing out on by tying up your cash in home equity. Every dollar directed toward your mortgage is a dollar that cannot be invested elsewhere.

Because mortgage interest rates have historically been relatively low, aggressive mortgage prepayment is often viewed as a low-risk, low-reward investment. Before making extra mortgage payments, financial experts generally recommend paying off higher-interest debts first, such as credit card balances, student loans, or auto loans.

Furthermore, avoiding mortgage interest is not the only way to build wealth. In many cases, investing in the market can outpace the money saved by paying off a home loan.

For instance, holding onto a mortgage with a 4% interest rate is mathematically cheaper in the long run than missing out on an investment portfolio that earns an average annual return of 10%. Instead of putting all extra cash into their mortgage, homeowners might explore stocks, corporate bonds, real estate, or other high-yield assets.

Additionally, investing through tax-advantaged retirement accounts—such as a Traditional IRA, a Roth IRA, or an employer-sponsored 401(k)—can provide massive long-term benefits. These accounts offer substantial tax savings, allowing your investments to compound and grow much faster over time.

Examples

Deciding whether to increase your monthly mortgage payments ultimately depends on your unique financial situation and long-term goals.

Example 1

Steve has paid off all of his consumer debt; he has no student loans, auto loans, or credit card balances. His only remaining debt is the family mortgage, which sits at a low 4% interest rate. He is debating whether to apply his extra disposable income toward his mortgage or invest it in the stock market, knowing that historical market returns typically outperform his 4% mortgage rate.

However, his financial advisor points out a critical short-term risk: Steve’s company recently announced layoffs, and his manager warned him that his position might be eliminated next. Given the uncertainty, putting extra money into a highly liquid emergency fund is Steve's safest and most strategic move. In this specific scenario, aggressively paying down the mortgage or investing in volatile stocks is not recommended.

Example 2

Anna recently bought a beautiful home and loves the financial security of homeownership. Even though her lender does not charge a prepayment penalty, she wants to make additional monthly payments to own the home outright as quickly as possible.

During a lunch meeting with a financial planner friend, Anna mentions her plan. Her friend quickly advises her to pause the extra mortgage payments and focus on her three high-interest credit cards instead. While her mortgage interest rate is only 5%, her credit cards charge nearly 20% in interest and consume a huge portion of her monthly income. By prioritizing her high-interest revolving debt first, Anna will save thousands of dollars and free up more cash flow to tackle her mortgage later.

Example 3

Chris is entirely debt-free aside from his mortgage. He has a fully funded six-month emergency fund, enjoys robust job security, and has already built a healthy retirement portfolio. With only a few years left until he plans to retire, he wants to minimize his living expenses.

Chris’s financial advisor suggests that he pay off his mortgage early to guarantee interest savings and eliminate his largest monthly bill before entering retirement. At this stage in his life, Chris is looking to reduce risk and protect his wealth rather than aggressively buying individual stocks. For Chris, entering retirement mortgage-free offers the perfect balance of financial peace and security.