$150,000 Mortgage at 6% for 20 Years
A $150,000 mortgage at 6% over 20 years has a monthly principal + interest payment of $1,075. You'll pay $107,915 in total interest, bringing total loan cost to $257,915.
Estimated monthly payment
$1,387
Principal + interest
$1,075
Property tax
$188
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$1,387
1st month interest
$750
1st month principal
$325
Total interest
$107,915
Balance after 1 year
$145,995
Balance after 5 years
$127,349
Total cost (P+I)
$257,915
Amortization (first 10 years)
| Year | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $4,005 | $8,891 | $145,995 |
| 2 | $4,252 | $8,644 | $141,744 |
| 3 | $4,514 | $8,382 | $137,230 |
| 4 | $4,792 | $8,103 | $132,437 |
| 5 | $5,088 | $7,808 | $127,349 |
| 6 | $5,402 | $7,494 | $121,948 |
| 7 | $5,735 | $7,161 | $116,213 |
| 8 | $6,089 | $6,807 | $110,124 |
| 9 | $6,464 | $6,432 | $103,660 |
| 10 | $6,863 | $6,033 | $96,797 |
15-year vs 30-year
| Term | Monthly P+I | Total interest | Total cost |
|---|---|---|---|
| 15 years | $1,266 | $77,841 | $227,841 |
| 30 years | $899 | $173,757 | $323,757 |
Choosing 15 years over 30 saves about $95,916 in interest at this rate and loan amount.
Extra payments
Payment breakdown
Monthly P+I
$1,075
Total payments
240
Total interest
$107,915
Total cost (P+I only)
$257,915
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Last updated: 2026