A $1,000,000 fixed-rate mortgage at 5% APR paid over 20 years costs $6,599.56 per month. Over the life of the loan you would pay $583,894 in interest — 58% of the amount borrowed.
The 5% rate on this page is 1.43 points below this week's national average of 6.43% for a 30-year fixed mortgage (Freddie Mac PMMS, July 2, 2026).
| Period | Principal paid | Interest paid | Balance |
|---|
| Scenario | Monthly | Total interest |
|---|---|---|
| $1,000,000 at 4% (20yr) | $6,059.80 | $454,353 |
| $1,000,000 at 4.25% (20yr) | $6,192.34 | $486,163 |
| $1,000,000 at 4.5% (20yr) | $6,326.49 | $518,359 |
| $1,000,000 at 4.75% (20yr) | $6,462.24 | $550,937 |
| $1,000,000 at 5% (20yr) ← this page | $6,599.56 | $583,894 |
| $1,000,000 at 5.25% (20yr) | $6,738.44 | $617,226 |
| $1,000,000 at 5.5% (20yr) | $6,878.87 | $650,930 |
| $1,000,000 at 5.75% (20yr) | $7,020.84 | $685,000 |
| $1,000,000 at 6% (20yr) | $7,164.31 | $719,435 |
| $1,000,000 at 6.25% (20yr) | $7,309.28 | $754,228 |
| $1,000,000 at 6.5% (20yr) | $7,455.73 | $789,376 |
| $1,000,000 at 6.75% (20yr) | $7,603.64 | $824,874 |
| $1,000,000 at 7% (20yr) | $7,752.99 | $860,717 |
| $1,000,000 at 7.25% (20yr) | $7,903.76 | $896,902 |
| $1,000,000 at 7.5% (20yr) | $8,055.93 | $933,424 |
| $1,000,000 at 7.75% (20yr) | $8,209.49 | $970,277 |
| $1,000,000 at 8% (20yr) | $8,364.40 | $1,007,456 |
| $1,000,000 at 8.5% (20yr) | $8,678.23 | $1,082,776 |
| $1,000,000 at 9% (20yr) | $8,997.26 | $1,159,342 |