$1,000,000 Mortgage at 6% for 20 Years
A $1,000,000 mortgage at 6% over 20 years has a monthly principal + interest payment of $7,164. You'll pay $719,435 in total interest, bringing total loan cost to $1,719,435.
Estimated monthly payment
$8,539
Principal + interest
$7,164
Property tax
$1,250
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$8,539
1st month interest
$5,000
1st month principal
$2,164
Total interest
$719,435
Balance after 1 year
$973,302
Balance after 5 years
$848,996
Total cost (P+I)
$1,719,435
Amortization (first 10 years)
| Year | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $26,698 | $59,274 | $973,302 |
| 2 | $28,345 | $57,627 | $944,957 |
| 3 | $30,093 | $55,879 | $914,864 |
| 4 | $31,949 | $54,023 | $882,915 |
| 5 | $33,920 | $52,052 | $848,996 |
| 6 | $36,012 | $49,960 | $812,984 |
| 7 | $38,233 | $47,739 | $774,752 |
| 8 | $40,591 | $45,381 | $734,161 |
| 9 | $43,094 | $42,877 | $691,067 |
| 10 | $45,752 | $40,219 | $645,314 |
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
$7,164
Total payments
240
Total interest
$719,435
Total cost (P+I only)
$1,719,435
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Last updated: 2026