Under the laws of all states in this country the amount of alleged stolen property in terms of dollars and cents determines whether the charge will be a felony or a misdemeanor. Usually the threshhold between a felony and a misdemeanor is the $250 or $500 plateau.In answer to your question it is not the number of theft charges one may have that determines a felony of a misdemeanor charge but rather the value of the item or items taken.