A B S T R AC TBackground To assess the prevalence, awareness, treatment and control of hypertension among adults in Ireland and to describe the determinants of awareness, treatment and control in order to inform public health policy.Methods A cross-sectional study of a nationally representative sample of community living adults aged 50 years and older using data collected Conclusions A high prevalence of hypertension was identified in this cohort, with low levels of awareness, treatment and control. Population and primary care interventions are required to reduce prevalence and to improve awareness, detection and management of hypertension.