$600,000 Mortgage at 6% for 15 Years
A $600,000 mortgage at 6% over 15 years has a monthly principal + interest payment of $5,063. You'll pay $311,365 in total interest, bringing total loan cost to $911,365.
Estimated monthly payment
$5,938
Principal + interest
$5,063
Property tax
$750
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$5,938
1st month interest
$3,000
1st month principal
$2,063
Total interest
$311,365
Balance after 1 year
$574,550
Balance after 5 years
$456,055
Total cost (P+I)
$911,365
Amortization (first 10 years)
| Year | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $25,450 | $35,308 | $574,550 |
| 2 | $27,020 | $33,738 | $547,530 |
| 3 | $28,686 | $32,071 | $518,844 |
| 4 | $30,456 | $30,302 | $488,389 |
| 5 | $32,334 | $28,424 | $456,055 |
| 6 | $34,328 | $26,429 | $421,726 |
| 7 | $36,446 | $24,312 | $385,281 |
| 8 | $38,693 | $22,064 | $346,587 |
| 9 | $41,080 | $19,678 | $305,507 |
| 10 | $43,614 | $17,144 | $261,894 |
15-year vs 30-year
| Term | Monthly P+I | Total interest | Total cost |
|---|---|---|---|
| 15 years | $5,063 | $311,365 | $911,365 |
| 30 years | $3,597 | $695,029 | $1,295,029 |
Choosing 15 years over 30 saves about $383,664 in interest at this rate and loan amount.
Extra payments
Payment breakdown
Monthly P+I
$5,063
Total payments
180
Total interest
$311,365
Total cost (P+I only)
$911,365
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$4,299/mo
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Last updated: 2026