No one knows the exact criteria for how FICO formulates credit scores, however here are some general criteria that will help you understand improve your score:
Number of credit cards:
2-4 is best
How long ago you got your first loan:
The longer the better
The number of loans or credit cards you applied for in the last year:
The fewer the better
How recently you opened a new loan or credit card:
The longer the better
Number of your loans and/or credit cards that currently have a balance:
The fewer the better
Total balances on all other loans and credit cards combined:
You need a reasonable but moderately small balance
The amount of time since you last missed a loan or credit card payment:
The longer the better
The most delinquent you have ever been on a loan or credit card payment:
The less the better
Number of loans and/or credit cards are currently past due:
The fewer the better, 0 is absolutely the best
Your credit card balances compared to your total credit card limits:
The smaller the better
Negative financial events in the last 10 years such as: bankruptcy, tax liens, foreclosure, repossession, or accounts referred to collection agency:
Any or all of these events would be very negative.
FICO CREDIT SCORES RANGE FROM 350-850 AND ARE RATED AS FOLLOWS: