Many Iranian people are inactive. Socioeconomic conditions are one factor that influences youth physical activity (PA) levels; the aim of this research was to study the relationship between demographic characteristics, socioeconomic conditions and motivation of participants in public sports in Iran. This was a survey & cross sectional study and target population include entirely all the city of Kermanshah. Using Morgan table, 450 people which selected via cluster and then randomly sampling and discarding the corrupt questionnaires of this number 420 questionnaires were analyzed. Subjects completed an informed consent form and socioeconomic conditions we used Ghodratnama questionnaire (2012) and for the motivation variable we utilized the Hong questionnaire (2010), which was submitted to sports management professors to confirm the content validity after being translated and localized according to our culture. Statistical methods in this study included descriptive statistics (frequency indices, mean, standard deviation, tables and diagrams) and inferential statistics (independent t-test, Pearson correlation) that used to data analyzes.The results showed that there was a positive significant relation between the socioeconomic conditions and the citizens' motivation for participation. The most important factors for the participation of citizens in public sports were social class, income rate and parents ‘education level. Consider to the results of this study, we indicated that in Iran the structural and infrastructural barriers in sport community is necessary and removing the structural barriers in the promotion of sport culture and public health can be a useful step in participation in leisure and recreational activities.
