Background: The knowledge of the prevalence of hypertension (HTN), the frequency with which it is detected, treated and controlled, are essential data to understand the importance of this issue and define intervention or prevention strategies [1]. Aim: To determine the hypertension rate of prevalence, awareness, treatment, and control in Matadian adult population. Methods: During this cross-sectional study carried out within a random sample of adults in Matadi, a Congolese South-west port city, a total of 397 patients who fulfilled the inclusion criteria were enrolled to be interviewed and examined