Background: Hypertension, the leading global risk factor for mortality and the third leading risk factor for disease burden, is an increasing public health problem in sub-Saharan Africa. This study aims to evaluate the prevalence & associated risk factors of hypertension among Assosa town. Objective: To assess the prevalence of hypertension and its associated factor and to increase awareness of controlling hypertension among study subjects. Methods and Materials: Institutional based cross sectional study design with quota non-probability sampling technique was conducted among patients visited OPD units of AGH and AHC from March to June 2018. All outpatients were included. Data was collected by face to face interviews using pre-tested structured questionnaire. SPSS version -20 software was used to enter and analyze data. Descriptive statistics like frequency table, chi-square test of independence and logistic regression was used to characterize disease and associated factors.