**Introduction**

Calculating the interest on a 30-year loan is a crucial step in financial planning, especially when considering mortgage options. To simplify this process, we’ve developed a user-friendly 30-Year Loan Interest Calculator using HTML and JavaScript.

**How to Use**

- Input the loan amount, interest rate, and loan term in the respective fields.
- Click the “Calculate” button to obtain the accurate interest amount.
- The result will be displayed within the form, providing instant insights into your loan’s financial details.

**Formula**

The formula for calculating the interest on a 30-year loan is:

$Interest=(100Loan Amount×Annual Interest Rate×Loan Term )$

**Example**

Suppose you have a loan amount of $200,000, an annual interest rate of 4%, and a 30-year loan term.

\text{Interest} = \left( \frac{200,000 \times 4 \times 30}{100} \right) = $240,000

**FAQs**

**Q1: Is the provided formula accurate for all loan scenarios?**

A1: Yes, the formula is universally applicable for calculating 30-year loan interest accurately.

**Q2: Can I use this calculator for any currency?**

A2: Absolutely! Input your loan amount in the desired currency, and the calculator will provide accurate results.

**Q3: What does the “Loan Term” field represent?**

A3: The “Loan Term” refers to the number of years over which the loan is to be repaid.

**Q4: How frequently should I update the interest rate?**

A4: The interest rate should be the annual rate, so if it changes, update it annually for precise calculations.

**Conclusion**

In conclusion, our 30-Year Loan Interest Calculator offers a convenient way to estimate the interest on a loan, aiding in financial decision-making. With its user-friendly interface and accurate formula, it proves to be a valuable tool for anyone exploring mortgage options.