$900,000 Mortgage at 7.5% for 15 Years
A $900,000 mortgage at 7.5% over 15 years has a monthly principal + interest payment of $8,343. You'll pay $601,760 in total interest, bringing total loan cost to $1,501,760.
Estimated monthly payment
$9,593
Principal + interest
$8,343
Property tax
$1,125
Home insurance
$125
PMI
$0
HOA
$0
Total monthly
$9,593
1st month interest
$5,625
1st month principal
$2,718
Total interest
$601,760
Balance after 1 year
$866,238
Balance after 5 years
$702,863
Total cost (P+I)
$1,501,760
Amortization (first 10 years)
| Year | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $33,762 | $66,355 | $866,238 |
| 2 | $36,383 | $63,734 | $829,854 |
| 3 | $39,208 | $60,910 | $790,647 |
| 4 | $42,252 | $57,866 | $748,395 |
| 5 | $45,532 | $54,586 | $702,863 |
| 6 | $49,066 | $51,051 | $653,797 |
| 7 | $52,876 | $47,242 | $600,921 |
| 8 | $56,981 | $43,137 | $543,941 |
| 9 | $61,404 | $38,713 | $482,537 |
| 10 | $66,171 | $33,946 | $416,366 |
15-year vs 30-year
| Term | Monthly P+I | Total interest | Total cost |
|---|---|---|---|
| 15 years | $8,343 | $601,760 | $1,501,760 |
| 30 years | $6,293 | $1,365,455 | $2,265,455 |
Choosing 15 years over 30 saves about $763,695 in interest at this rate and loan amount.
Extra payments
Payment breakdown
Monthly P+I
$8,343
Total payments
180
Total interest
$601,760
Total cost (P+I only)
$1,501,760
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$7,880/mo
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$1,000,000 · 7.5% · 15 yr
$9,270/mo
$900,000 · 7% · 15 yr
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$900,000 · 8% · 15 yr
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$900,000 · 8.5% · 15 yr
$8,863/mo
$900,000 · 7.5% · 20 yr
$7,250/mo
$900,000 · 7.5% · 30 yr
$6,293/mo
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Last updated: 2026