$375,000 Mortgage at 9% for 20 Years

A $375,000 mortgage at 9% over 20 years has a monthly principal + interest payment of $3,374. You'll pay $434,753 in total interest, bringing total loan cost to $809,753.

Estimated monthly payment
$3,968
Principal + interest
$3,374
Property tax
$469
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$3,968
1st month interest
$2,813
1st month principal
$561
Total interest
$434,753
Balance after 1 year
$367,977
Balance after 5 years
$332,651
Total cost (P+I)
$809,753

Amortization (first 10 years)

YearPrincipalInterestBalance
1$7,023$33,465$367,977
2$7,681$32,806$360,296
3$8,402$32,086$351,894
4$9,190$31,297$342,704
5$10,052$30,435$332,651
6$10,995$29,492$321,656
7$12,027$28,461$309,630
8$13,155$27,333$296,475
9$14,389$26,099$282,086
10$15,739$24,749$266,347

15-year vs 30-year

TermMonthly P+ITotal interestTotal cost
15 years$3,803$309,630$684,630
30 years$3,017$711,241$1,086,241

Choosing 15 years over 30 saves about $401,611 in interest at this rate and loan amount.

Extra payments

Payment breakdown

Monthly P+I
$3,374
Total payments
240
Total interest
$434,753
Total cost (P+I only)
$809,753
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Last updated: 2026