$1,000,000 Mortgage at 6% for 15 Years
A $1,000,000 mortgage at 6% over 15 years has a monthly principal + interest payment of $8,439. You'll pay $518,942 in total interest, bringing total loan cost to $1,518,942.
Estimated monthly payment
$9,814
Principal + interest
$8,439
Property tax
$1,250
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$9,814
1st month interest
$5,000
1st month principal
$3,439
Total interest
$518,942
Balance after 1 year
$957,583
Balance after 5 years
$760,091
Total cost (P+I)
$1,518,942
Amortization (first 10 years)
| Year | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $42,417 | $58,846 | $957,583 |
| 2 | $45,033 | $56,230 | $912,550 |
| 3 | $47,810 | $53,452 | $864,740 |
| 4 | $50,759 | $50,504 | $813,981 |
| 5 | $53,890 | $47,373 | $760,091 |
| 6 | $57,214 | $44,049 | $702,877 |
| 7 | $60,743 | $40,520 | $642,135 |
| 8 | $64,489 | $36,774 | $577,646 |
| 9 | $68,467 | $32,796 | $509,179 |
| 10 | $72,689 | $28,573 | $436,490 |
15-year vs 30-year
| Term | Monthly P+I | Total interest | Total cost |
|---|---|---|---|
| 15 years | $8,439 | $518,942 | $1,518,942 |
| 30 years | $5,996 | $1,158,382 | $2,158,382 |
Choosing 15 years over 30 saves about $639,440 in interest at this rate and loan amount.
Extra payments
Payment breakdown
Monthly P+I
$8,439
Total payments
180
Total interest
$518,942
Total cost (P+I only)
$1,518,942
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Last updated: 2026