🔴 Blood Pressure Zone Calculator
Enter your blood pressure reading to instantly identify your BP zone and what it means for your health.
Blood Pressure Zones at a Glance
🟢 Normal — Systolic < 120 and Diastolic < 80
🔵 Elevated — Systolic 120–129 and Diastolic < 80
🟡 High BP Stage 1 — Systolic 130–139 or Diastolic 80–89
🔴 High BP Stage 2 — Systolic ≥ 140 or Diastolic ≥ 90
🚨 Hypertensive Crisis — Systolic > 180 and/or Diastolic > 120
How to Use This Calculator
Simply enter your systolic (top) and diastolic (bottom) blood pressure numbers in mmHg and click "Find My BP Zone." The calculator will classify your reading into one of five categories based on the American Heart Association (AHA) guidelines.
Note: Blood pressure fluctuates throughout the day. A single reading may not reflect your true average. For an accurate picture, take multiple readings and consult your healthcare provider.