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Mortgage Calculator for a $450,000 Home

Estimate monthly payments, compare rates, and see down payment options for a $450,000 home purchase.

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Estimated Monthly Payment
Principal & Interest
Property Tax
Loan Amount
Total Interest (over loan)

Mortgage Calculator for a $450,000 Home

Buying a $450,000 home? Use the calculator above to estimate your monthly mortgage payment based on your down payment, interest rate, and loan term. Below are pre-calculated payment scenarios.

Monthly Payments by Down Payment

Down PaymentLoan Amount30-Year @ 6.75%15-Year @ 6%
3% ($13,500)$436,500$2,831/mo$3,683/mo
5% ($22,500)$427,500$2,773/mo$3,607/mo
10% ($45,000)$405,000$2,627/mo$3,418/mo
15% ($67,500)$382,500$2,481/mo$3,228/mo
20% ($90,000)$360,000$2,335/mo$3,038/mo

Payment at Different Interest Rates (20% Down, 30-Year)

Interest RateMonthly Payment (30-Year)Total Interest Paid
5.00%$1,933$335,721
5.50%$2,044$375,855
6.00%$2,158$417,017
6.25%$2,217$437,969
6.50%$2,275$459,160
6.75%$2,335$480,583
7.00%$2,395$502,232
7.25%$2,456$524,100
7.50%$2,517$546,182
8.00%$2,642$590,959

More Mortgage Calculators

$100,000 Home — ~$519/mo$150,000 Home — ~$778/mo$200,000 Home — ~$1,038/mo$250,000 Home — ~$1,297/mo$300,000 Home — ~$1,557/mo$350,000 Home — ~$1,816/mo$400,000 Home — ~$2,076/mo$500,000 Home — ~$2,594/moGeneral Mortgage Calculator

Frequently Asked Questions

What is the monthly mortgage payment for a $450,000 house?
With 20% down ($90,000), a 6.75% rate on a 30-year loan, the estimated monthly principal & interest payment is approximately $2,335. Add property taxes and insurance for the total payment.
How much down payment do I need for a $450,000 home?
Conventional loans typically require 5-20% down ($22,500 to $90,000). FHA loans may accept as low as 3.5% ($15,750). A larger down payment means lower monthly payments and no PMI requirement at 20%.
What is the total interest paid on a $450,000 mortgage?
With 20% down at 6.75% over 30 years, you would pay approximately $480,583 in total interest. A 15-year term significantly reduces total interest paid.
Should I choose a 15-year or 30-year mortgage for a $450,000 home?
A 15-year mortgage on a $450,000 home has higher monthly payments (~$3,038) but saves significantly on total interest compared to a 30-year term (~$2,335/mo). Choose based on your budget and financial goals.
How does interest rate affect my mortgage payment on a $450,000 home?
Each 0.5% rate increase on a $360,000 loan (20% down) adds roughly $121 to your monthly payment. Locking in a lower rate can save tens of thousands over the life of the loan.