Table: Classification of Blood Pressure in Adults*

Brought to you by

Classification of Blood Pressure in Adults*

Classification	Blood Pressure (mm Hg)
Normal blood pressure	Less than 120/80
Elevated blood pressure	120–129/less than 80
Stage 1 high blood pressure	130–139 (systolic blood pressure) or 80–89 (diastolic blood pressure)
Stage 2 high blood pressure	140 (systolic blood pressure) or higher or 90 (diastolic blood pressure) or higher
* People who have systolic and diastolic blood pressures in different categories are considered to be in the higher blood pressure category.
Information is based on the 2017 Guidelines for the Prevention, Detection, Evaluation, and Management of High Blood Pressure in Adults issued by the American College of Cardiology and the American Heart Association.

Merck Manual