Usually P&I (principal & interest). Many homeowners also pay escrows with the loan: property taxes, home insurance, sometimes HOA and PMI. Together this is often called PITI.
Estimate monthly mortgage payments, escrow, PMI, and see a full amortization schedule — all locally in your browser.
| # | Date | Payment | Principal | Interest | Extra | PMI | Taxes | Insurance | HOA | End Balance | LTV |
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| Year | Start Balance | Principal Paid | Interest Paid | PMI | Taxes | Insurance | HOA | Extra Principal | End Balance |
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This is an estimate and not financial advice. Taxes, insurance, PMI, and HOA are modeled as level monthly amounts (PMI drops at 80% LTV). Final payment may be smaller. Prepayments reduce interest and shorten the term.
Enter price, down payment, interest rate, and term to see your exact monthly mortgage estimate.
Optionally include taxes, insurance, HOA, and PMI to see your real monthly cost.
Break down every payment into principal vs. interest and watch your balance shrink over time.
Add one-time or monthly extra principal to see how many years and dollars you save.
Compare different rates, terms (30 vs 15), and down payments side by side for smarter decisions.
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Buying a home can feel like ordering at a fancy restaurant in a language you don’t speak. Everyone nods confidently; you smile politely and hope you didn’t just agree to buy the entire cow. Don’t worry — this guide translates mortgage-speak into normal human words so you can budget with confidence and avoid expensive surprises.
A mortgage is a big loan used to buy a home. You make monthly payments for a set number of years (usually 30 or 15). Each payment includes two core parts: principal (the amount you borrowed) and interest (the fee for borrowing). Many lenders also collect escrows — money for property taxes, home insurance, and sometimes PMI — so those bills are paid on time without you juggling due dates.
When you use the Mortgage Payment Calculator, you can include all of these to see your true monthly cost, not just the “pretty” number.
With a fixed-rate mortgage, your interest rate stays the same forever. Predictability = peaceful sleep. With an ARM, the initial rate is often lower, but it can change later based on a market index. ARMs can make sense if you expect to move or refinance before the rate adjusts. If you’re a set-it-and-forget-it person, fixed-rate is the most common pick.
Behind the scenes, mortgages follow an amortization schedule — a repayment plan that spreads the loan’s cost across the term. Early on, most of your payment goes to interest; later, more goes to principal. You don’t need the formula tattooed on your arm; the calculator does the heavy lifting. But here’s the gist:
Private Mortgage Insurance protects the lender when you buy with a small down payment. It’s not forever. As you gain equity (what you own) and reach around 20% equity, you can usually ask to remove PMI; many lenders automatically remove it around 22% if your payments are on time. The calculator lets you estimate payments both with and without PMI, so you can decide whether increasing your down payment now is worth losing PMI sooner.
Property taxes and home insurance can be big, awkward bills. Escrows split them into bite-size monthly pieces. Most borrowers like this because it prevents “surprise” bills. Your lender adjusts escrow each year as taxes/insurance change, so your total payment can wiggle up or down even if your interest rate is fixed.
Want to time-travel your loan? Pay a bit extra toward principal. Even $50–$100 a month can slice years off a 30-year mortgage and save you thousands in interest. The calculator shows this clearly. Pro tip: write “apply to principal” in the memo if you send a separate payment, so it doesn’t get mistaken for next month’s interest.
Biweekly plans split your monthly payment in half and send it every two weeks. There are 52 weeks in a year, so you end up making 26 half-payments — that’s effectively 13 monthly payments. One extra payment per year can shorten your loan and reduce interest without a major monthly squeeze.
Discount points are prepaid interest. You pay more at closing to get a lower rate. This can be smart if you’ll keep the loan long enough to breakeven (your monthly savings eventually exceed the upfront cost). If you plan to sell or refinance soon, points may not pay off. Use scenario comparisons in the calculator to see breakeven time.
Lenders often reference the 28/36 rule as a guide: housing expenses near 28% of your gross income, and total debt payments (student loans, credit cards, car loans + mortgage) near 36%. Your situation may vary — high childcare costs, local taxes, or an irregular income can change the picture. The calculator lets you reverse-engineer: start with a comfortable monthly payment, then see what price range fits.
More down means a smaller loan, lower payment, and possibly no PMI. But don’t drain your savings dry. You’ll need cash for closing costs (often 2–5% of the price), moving expenses, and future repairs. A balanced approach beats going house-poor on day one.
Interest rate is only part of the story. Lenders also charge fees (origination, underwriting, etc.). When you compare offers, look at the APR — it rolls many costs into a single number. Lower APR generally means a cheaper loan overall, even if the “rate” looks similar.
Refi if you can lower your rate enough, switch from ARM to fixed, remove PMI, or access equity (carefully). Consider the breakeven: divide closing costs by monthly savings to see how long it takes to come out ahead. If you’ll move before then, refinancing may not be worth it.
Credit score affects your interest rate (higher score, lower cost). Debt-to-income (DTI) shows how much of your income goes toward debts. Improving either one can unlock better terms. Paying down cards and avoiding new debt before applying can help.
Mortgage rates wiggle daily. A rate lock freezes your rate for a set period (say, 30–60 days) while you close. If rates rise, you’re protected; if rates fall, you might ask about a float-down option (not always available).
Imagine a $400,000 home, 10% down ($40,000), so loan = $360,000. Rate 6.5%, 30-year term. Base P&I is around what the calculator shows. Add $400/mo for taxes and $100/mo for insurance, plus PMI if required, and you’ll see your true all-in. Now add $100/month extra principal — you’ll watch the term and total interest drop. It’s oddly satisfying.
Mortgages aren’t mysterious once you see how the parts fit together. Use the calculator to test ideas, avoid surprises, and choose a payment that fits your life today and leaves room for tomorrow. You don’t need to be a finance wizard — just curious and consistent. And hey, if you ever feel overwhelmed, remember: every mortgage is just a big list of monthly checkmarks. One check at a time, and the house becomes yours.
Clear answers about monthly payments, PMI, escrow, amortization, and more.
Usually P&I (principal & interest). Many homeowners also pay escrows with the loan: property taxes, home insurance, sometimes HOA and PMI. Together this is often called PITI.
Private Mortgage Insurance protects the lender if you put down less than ~20%. It can drop off when you reach 20% equity (or automatically around 22% depending on rules and your lender’s policy).
Fixed-rate stays the same for the whole term (predictable). ARMs start lower but can adjust later (risk/reward). If you plan to stay long-term and value predictability, fixed is common; short-term horizons sometimes favor ARMs.
They reduce your balance faster, which lowers the interest charged in future months. Even $50–$100/month extra can shave years off a 30-year loan.
Biweekly often results in 26 half-payments (13 full payments) each year, effectively one extra monthly payment. That reduces interest and term without a big monthly squeeze.
Rate is the cost of borrowing. APR wraps in some loan costs (points/fees) for a truer apples-to-apples comparison across lenders.
A table showing each payment across the loan, breaking out how much goes to interest and how much to principal, plus remaining balance.
Many lenders look for the 28/36 rule: housing costs around 28% of gross income, and all debts near 36% (varies by program). Our tool helps you test payments against your income and debts.
Points are prepaid interest. They reduce your rate but cost cash upfront. It’s worth it if you’ll keep the loan long enough to hit the breakeven (savings > cost).
Utilities, maintenance, repairs, moving costs, and furnishing aren’t in the loan payment. Budget a cushion for these.
With a fixed-rate loan, P&I stays the same. But taxes, insurance, and PMI can change, so your total monthly may move up or down.
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