Mortgage Calculator for a $300,000 Home

Estimate monthly payments, compare rates, and see down payment options for a $300,000 home purchase.

Mortgage Calculator

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

Mortgage Calculator for a $300,000 Home

Buying a $300,000 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% ($9,000)$291,000$1,887/mo$2,456/mo
5% ($15,000)$285,000$1,849/mo$2,405/mo
10% ($30,000)$270,000$1,751/mo$2,278/mo
15% ($45,000)$255,000$1,654/mo$2,152/mo
20% ($60,000)$240,000$1,557/mo$2,025/mo

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

Interest RateMonthly Payment (30-Year)Total Interest Paid
5.00%$1,288$223,814
5.50%$1,363$250,570
6.00%$1,439$278,012
6.25%$1,478$291,980
6.50%$1,517$306,107
6.75%$1,557$320,389
7.00%$1,597$334,821
7.25%$1,637$349,400
7.50%$1,678$364,121
8.00%$1,761$393,973

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Frequently Asked Questions

What is the monthly mortgage payment for a $300,000 house?
With 20% down ($60,000), a 6.75% rate on a 30-year loan, the estimated monthly principal & interest payment is approximately $1,557. Add property taxes and insurance for the total payment.
How much down payment do I need for a $300,000 home?
Conventional loans typically require 5-20% down ($15,000 to $60,000). FHA loans may accept as low as 3.5% ($10,500). A larger down payment means lower monthly payments and no PMI requirement at 20%.
What is the total interest paid on a $300,000 mortgage?
With 20% down at 6.75% over 30 years, you would pay approximately $320,389 in total interest. A 15-year term significantly reduces total interest paid.
Should I choose a 15-year or 30-year mortgage for a $300,000 home?
A 15-year mortgage on a $300,000 home has higher monthly payments (~$2,025) but saves significantly on total interest compared to a 30-year term (~$1,557/mo). Choose based on your budget and financial goals.
How does interest rate affect my mortgage payment on a $300,000 home?
Each 0.5% rate increase on a $240,000 loan (20% down) adds roughly $81 to your monthly payment. Locking in a lower rate can save tens of thousands over the life of the loan.