A $225,000 fixed-rate mortgage at 5.5% APR paid over 20 years costs $1,547.75 per month. Over the life of the loan you would pay $146,459 in interest — 65% of the amount borrowed.
The 5.5% rate on this page is 0.93 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 |
|---|---|---|
| $225,000 at 4% (20yr) | $1,363.46 | $102,229 |
| $225,000 at 4.25% (20yr) | $1,393.28 | $109,387 |
| $225,000 at 4.5% (20yr) | $1,423.46 | $116,631 |
| $225,000 at 4.75% (20yr) | $1,454.00 | $123,961 |
| $225,000 at 5% (20yr) | $1,484.90 | $131,376 |
| $225,000 at 5.25% (20yr) | $1,516.15 | $138,876 |
| $225,000 at 5.5% (20yr) ← this page | $1,547.75 | $146,459 |
| $225,000 at 5.75% (20yr) | $1,579.69 | $154,125 |
| $225,000 at 6% (20yr) | $1,611.97 | $161,873 |
| $225,000 at 6.25% (20yr) | $1,644.59 | $169,701 |
| $225,000 at 6.5% (20yr) | $1,677.54 | $177,609 |
| $225,000 at 6.75% (20yr) | $1,710.82 | $185,597 |
| $225,000 at 7% (20yr) | $1,744.42 | $193,661 |
| $225,000 at 7.25% (20yr) | $1,778.35 | $201,803 |
| $225,000 at 7.5% (20yr) | $1,812.58 | $210,020 |
| $225,000 at 7.75% (20yr) | $1,847.13 | $218,312 |
| $225,000 at 8% (20yr) | $1,881.99 | $226,678 |
| $225,000 at 8.5% (20yr) | $1,952.60 | $243,625 |
| $225,000 at 9% (20yr) | $2,024.38 | $260,852 |