15 Year Payment Calculator



Calculating the 15-year payment for a loan is a crucial step in financial planning. Whether you are taking out a mortgage or assessing the affordability of a loan, a 15-year payment calculator can be a valuable tool. In this article, we will provide you with an efficient calculator code in HTML and JS, ensuring accurate results for your financial needs.

How to Use

  1. Input the loan amount in the designated field.
  2. Enter the annual interest rate.
  3. Fill in the loan term, which is 15 years in this case.
  4. Click the “Calculate” button to obtain the monthly payment.


The formula for calculating the monthly payment (PMT) on a loan is given by:


  • is the loan amount.
  • is the monthly interest rate (annual rate divided by 12 and converted to a decimal).
  • is the total number of payments (loan term in years multiplied by 12).


Let’s consider a loan amount of $200,000, an annual interest rate of 4%, and a 15-year term.


Q: Why is the 15-year payment calculator important?

A: It helps you estimate the monthly payments for a loan with a fixed term, aiding in budgeting and financial planning.

Q: Can I use this calculator for any type of loan?

A: Yes, as long as the loan has a fixed interest rate and term.

Q: Is the formula used here accurate?

A: Yes, the formula is widely accepted and provides accurate results for fixed-rate loans.

Q: Can I include additional costs in the loan amount?

A: No, this calculator considers only the principal loan amount and interest rate.


In conclusion, the 15-year payment calculator is a valuable tool for anyone planning to take out a loan with a fixed term. The provided HTML and JS code ensures an accurate calculation of monthly payments, enhancing your financial decision-making process.

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