This study aims to analyze the effectiveness of hypertension education on the level of knowledge, adherence to medication, and blood pressure in hypertensive patients. This research method is Quasi-Experimental, with the design being One-group pre-test and post-test. The results showed that the level of knowledge, adherence to taking medication, and blood pressure were p=0.000 (p<0.05). In conclusion, hypertension education effectively increases knowledge, medication adherence, and blood pressure in hypertensive patients. Keywords: Education, Hypertension, Medication Compliance, Knowledge, Blood pressure.