Mortgage Payment Calculator
Estimate monthly mortgage payment, including principal, interest, tax, and insurance.
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Quick Answer
Mortgage Payment Calculator estimates loan amount of $400,000 and principal + interest of $3,218 for this scenario.
Key Takeaways
- Mortgage Payment Calculator estimates loan amount of $400,000 and principal + interest of $3,218 for this scenario.
- This estimate assumes a $500,000 home purchase with a 20% down payment and a 30-year loan at 9% interest. A rate in this range is on the higher side of what borrowers have seen over the past two decades, which is why interest dominates the early payments and rate buydowns or extra principal payments have outsized impact.
- With a 9% rate, a 20% down payment, and a 30-year term, the estimated total monthly payment is $3,843, which includes principal, interest, taxes, and insurance.
Calculation Output
Loan Amount
$400,000
Principal + Interest
$3,218
Monthly Property Tax
$500
Monthly Insurance
$125
Total Monthly Payment
$3,843
Result Chart
Loan Amount
$400,000
Principal + Interest
$3,218
Monthly Property Tax
$500
Monthly Insurance
$125
Total Monthly Payment
$3,843
Key Facts
| Loan Amount | $400,000 |
|---|---|
| Principal + Interest | $3,218 |
| Monthly Property Tax | $500 |
| Monthly Insurance | $125 |
| Total Monthly Payment | $3,843 |
How This Estimate Works
- This estimate assumes a $500,000 home purchase with a 20% down payment and a 30-year loan at 9% interest. A rate in this range is on the higher side of what borrowers have seen over the past two decades, which is why interest dominates the early payments and rate buydowns or extra principal payments have outsized impact.
- The principal and interest portion is $3,218, which directly pays down your loan balance over time with interest.
- We also add an estimated $500 for property taxes and $125 for homeowners insurance, bringing the total estimated payment to $3,843.
- Over the full 30-year term you would pay about $758,657 in interest on this $400,000 loan — roughly 190% of the amount borrowed. In the first monthly payment, about 93% goes to interest rather than principal.
- In the first five years you would pay about $176,630 in interest and $16,479 toward principal, leaving a balance of roughly $383,521 — which is why early extra principal payments save the most interest at this rate.
- Rate sensitivity on this loan: at 8% the total payment would be $3,560 ($283 less per month), while at 10% it would rise to $4,135 ($292 more per month).
FAQ
What is the monthly payment on a $500,000 house at 9% interest?
With a 9% rate, a 20% down payment, and a 30-year term, the estimated total monthly payment is $3,843, which includes principal, interest, taxes, and insurance.
How much total interest would I pay on a $500,000 home at 9%?
On a $400,000 loan at 9% over 30 years, total interest comes to about $758,657, so you would repay roughly $1,158,657 in principal and interest by 2056 if you never refinanced or prepaid.
What if the rate were 8% instead of 9%?
One point lower cuts the estimated total payment to $3,560 — saving $283 per month, or about $102,036 over the full term compared with 9%.
When would half of this $500,000 loan be paid off?
At 9%, the balance falls to half of the original $400,000 loan after about 23 years and 1 months of regular payments, because early payments are mostly interest and principal paydown accelerates later in the term.
Does this include PMI?
This estimate does not automatically include Private Mortgage Insurance (PMI). If you put down less than 20%, you will likely have an additional monthly PMI charge.