Mortgage › $450,000 mortgage › 5.5%
$450,000 mortgage at 5.5%: monthly payment
At 5.5%, a $450,000 30-year mortgage costs $2,555 a month in principal and interest and $469,818 in total interest. Over 15 years it is $3,677 a month with $211,838 of interest. Today's average is 6.76% (Freddie Mac PMMS national average as of 2026-09-10).
Your numbers
Result
Monthly payment (PITI)
Principal & interest
Property tax
Insurance
PMI
Loan amount
Total interest
Paid off in
PMI for
| Year | Principal | Interest | Balance |
|---|
$450,000 at other rates
| Rate | Monthly P&I | Total interest | 15-year P&I |
|---|---|---|---|
| 5% | $2,416 | $419,651 | $3,559 |
| 5.5% | $2,555 | $469,818 | $3,677 |
| 5.75% | $2,626 | $495,388 | $3,737 |
| 6% | $2,698 | $521,272 | $3,797 |
| 6.25% | $2,771 | $547,462 | $3,858 |
| 6.5% | $2,844 | $573,950 | $3,920 |
| 6.75% | $2,919 | $600,729 | $3,982 |
| 7% | $2,994 | $627,790 | $4,045 |
| 7.25% | $3,070 | $655,126 | $4,108 |
| 7.5% | $3,146 | $682,728 | $4,172 |
| 8% | $3,302 | $738,699 | $4,300 |