- Use it when you need a quick decision-ready view for Mortgage Payment.
- Use it when you want to understand the formula and inputs before switching to the interactive tool.
- Use it when comparing investment, loan, or capital allocation scenarios.
- Loan Amount
- Annual Rate (%)
- Loan Term (Years)
Example inputs
- Loan amount: 300,000
- Annual interest rate: 5.5%
- Loan term: 30 years
Formula logic
Monthly payment = principal x monthly rate x (1 + monthly rate)^n / ((1 + monthly rate)^n - 1).
How to read the result
Look beyond the monthly payment. A lower payment can still mean much higher lifetime interest if the term is longer.
- Comparing payments without comparing total interest.
- Forgetting property tax, insurance, and maintenance.
- Assuming refinancing will always be available.
Monthly payment and amortization overview. This page explains the main inputs and output interpretation before you switch into the full calculator.
Use the interactive tool when you already know your assumptions and want detailed tables, charts, or CSV export.
The formula uses the following inputs: Loan Amount, Annual Rate (%), Loan Term (Years). Enter them in the calculator above to get precise results.
Yes, The Capital Deck's Mortgage Payment is completely free with no sign-up required.
Yes, the calculator works on all modern browsers on desktop and mobile devices.
Calculate compound interest growth with recurring contributions. See year-by-year balance breakdowns, total gains, and the power of compounding over time. Free online calculator.
Calculate Compound Annual Growth Rate (CAGR) from start and end values. Convert between annualized returns and final investment amounts. Free CAGR calculator.
Compare annuity and equal principal repayment.
Dollar-cost averaging (DCA) calculator — simulate periodic investments with expected annual returns. See long-term growth projections and total contributions. Free DCA calculator.