Tawangsari Village, Pengasih Distric, Kulon Progo Regency has a program of agro-tourism development of kelengkeng in order to increase people's income. However, the program cannot be done optimally, so this research is conducted to find out farmers' attitude and factors influencing farmers' attitude to socialization of agro-tourism development program of kelengkeng. The data was collected by interviewing 30 respondents from all farmer group member, and analyzed using score and rank spearman. The attitude of farmers to the socialization of agro-tourism development program of kelengkeng can be known from cognitive attitude which resulted score 36.83 for the category of very know, affective attitude resulted in 37,77 score included in the category strongly agree, and conative attitude gave score 37,50 included in category very interested. The overall attitude of the farmers is very good. The factors affecting attitude which have strong correlation with the positive direction is the variables that exist in the program activities which involving community leaders.