Schistosmiasis transmission occured due to contribution of some related factors. This study was observational study with cross sectional design that aimed to identify knowledge, attitude and practice of community to schistosmiasis in Bada Highland. Data collection was conducted by stool survey and interview using questioner on 246 respondent that choosen by simple random sampling o identify the risk factors of schistosomiasis incidence. The result showed positive practices that related to schistosomiasis incidence that were defecation in hygiene latrine (p=0,001) and wearing the protection tools while went to the focus area (p<0,001). The negative practice that related to schistosomiasis that were take a bath / wash in the river (p=<0,001). These result indicate that activities by defecation in hygiene latrine and wearing the protection tools while went to the focus area decrease schistosomiasis whereas take a bath/wash in the river reducting the transmission schistosomiasis. Schistosomiasis transmission was related to practice such as defecation in hygiene latrine, take a bath/wash in the river and wearing the protection tools while went to the focus area.