A FICO score is a credit score developed by Fair Isaac & Co. Credit scoring is a method of determining the likelihood that credit users will pay their bills. Fair, Isaac began its pioneering work with credit scoring in the late 1950s and, since then, scoring has become widely accepted by lenders as a reliable means of credit evaluation. A credit score attempts to condense a borrowers credit history into a single number. Fair, Isaac & Co. and the credit bureaus do not reveal how these scores are computed. The Federal Trade Commission has ruled this to be acceptable.

Credit scores are calculated by using scoring models and mathematical tables that assign points for different pieces of information which best predict future credit performance. Developing these models involves studying how thousands, even millions, of people have used credit. Score-model developers find predictive factors in the data that have proven to indicate future credit performance. Models can be developed from different sources of data. Credit-bureau models are developed from information in consumer credit-bureau reports.

Credit scores analyze a borrower's credit history considering numerous factors such as:

There are really three FICO scores computed by data provided by each of the three bureaus — Experian, Trans Union and Equifax. Some lenders use one of these three scores, while other lenders may use the middle score.

Frequently Asked Questions (FAQs)

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How can I increase my score?

While it is difficult to increase your score over the short run, here are some tips to increase your score over a period of time.

If you see an error on your report, report it to the credit bureau. The three major bureaus in the U.S., Equifax (1-800-685-1111), Trans Union (1-800-916-8800) and Experian (1-888-397-3742) all have procedures for correcting information promptly. Alternatively, your mortgage company may help you correct this problem as well.