Running away from home is one of the maladjusted behavior to children and adult scents that's increasing in Iran. This trend makes all the expert and families worried. The Purpose of this research is an investigation the cause of this social attack.

The subjects were 30 girls between 15-25 years old in three centers; social emergency center, women re-education and prison in Shiraz. The Questionnair and interview were used as instruments. Data has been analysed by X2 test and percentaye.

The results show that family factors are the most important on running away. Also in family factors, divorce of parent, addiction and miss behavior by older brother are the most effective. Population of family has the least effect on independent variable in this research.