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How Is A Mortgage Interest Rate Determined?

By Bob Redtree

Those who are interested in buying a home might want to know how is a mortgage interest rate determined. There are a couple of methods and most of them are based on a formula. The best way to find out is to look at the length of the mortgage term. Most interest rates for the first five years (based on a 30 year mortgage), the percentage of interest paid will be almost 95%. The rate is suppose to decrease over time. Most mortgage companies do so the home buyers payments can be directly applied to the principle.

Standard Formula and Calculations

Most mortgage companies and financial institutions determine the mortgage interest by using a standard formula. This formula is also used by the income tax department. Another term used for ‘mortgage interest’ is ‘monthly compounding interest’. There are two ways a homeowner can determine how much they have paid on a mortgage interest rate.

What Are The First Steps?

The first step in determining the mortgage interest rate is to come up with the monthly payment. This is important for those who ask, “How a mortgage interest rate is determined”. This payment is required in order to pay off any amount owed. Here is the exact formula used: M=P[i(1+i)n]/ [(1+i)n-1]/12. In this formula, the letter ‘M’ represents the home owner’s monthly payment. The letter ‘P’ is the initial amount borrowed and ‘i’ is the interest rate (‘n’ represents the total number of payments). All the homeowner has to do is plug in the price of the home (how much the home was purchased for) and then include the interest rate and the amount of years the mortgage term is set for. This will reveal what the home owner’s initial monthly payment will be. In some cases, the mortgage company will lower the overall interest rate, however, the mortgage term will be increased along with the interest rates.

Free Resources

There are many free mortgage calculators online that potential home buyers can use to determine their interest rate and what their estimated monthly payment will be. This will help consumers who often ask, “How is a mortgage interest rate determined?”

Related posts:

1. How Do I Calculate My Payments On A Fixed Rate Mortgage?
2. How Are Commercial Interest Rates Determined?
3. How Does The Mortgage Lender Decide The Max Amount Of Loan I Can Afford?
4. What Is A Hybrid Adjustable Rate Mortgage (ARM)?
5. How Is The Annual Percentage Rate Determined For A Mortgage Rate?

One Response to “How Is A Mortgage Interest Rate Determined?”

1. daniel says:

   July 21, 2010 at 12:24 pm

   Great post!