US Mortgage Interest Examples (USD)
Calculated US/USD total-interest examples over the full term of a fixed-rate loan. These are calculated models assuming no extra payments are made.
Totals are in USD for US fixed-rate assumptions. They are for the Principal & Interest (P&I) loan payment and exclude property taxes, homeowner's insurance, and mortgage insurance.
Total Interest Reference
Compare the total lifetime interest paid across different loan amounts and interest rates.
Calculated examples: These figures represent total interest if the loan is held to full term. Refinancing or making extra payments will change these totals.
Scroll horizontally to view every interest-rate column.
| Loan Amount | 4% Rate | 6% Rate | 8% Rate |
|---|---|---|---|
| $100,000 | |||
| $250,000 | |||
| $400,000 | |||
| $550,000 |
Selected Scenario
Select a value above to see its calculation details.
How these tables are calculated
- They use a fixed amortization schedule for the full term.
- They assume payments are made on time.
- They assume no extra principal payments, which would reduce total interest.
Engine Version: 0.1.0 | Assumptions Version: core-0.1.0 | Calculation Date: 2026-09-18