Heart Rate Zone Calculator
Use this free Heart Rate Zone Calculator to estimate your target heart rate training zones based on your age. It helps you understand different exercise intensity levels for warm-up, fat burn, cardio, and peak effort training.
Calculate Your Heart Rate Zones
Enter your age below to estimate your maximum heart rate and common training zones instantly.
Your Result
How to Use This Heart Rate Zone Calculator
- Enter your age in years.
- Click Calculate Heart Rate Zones.
- View your estimated maximum heart rate and target exercise zones.
Why Use This Heart Rate Zone Calculator?
Useful
Estimate your target heart rate zones for different exercise intensities quickly and clearly.
Practical
Helpful for cardio planning, endurance training, warm-up sessions, and fitness tracking.
Fast
Get your heart rate zones instantly without doing percentage calculations manually.
What Are Heart Rate Zones?
Heart rate zones are different exercise intensity ranges based on a percentage of your estimated maximum heart rate. Lower zones are often used for warm-up and light activity, while higher zones are used for endurance, cardio fitness, and more intense training. This calculator uses a common age-based formula to estimate your zones.
Frequently Asked Questions
How is maximum heart rate estimated?
A common estimate is 220 minus your age. This is a general guideline and may vary from person to person.
What are the common heart rate training zones?
Training zones are often divided into ranges such as 50–60%, 60–70%, 70–80%, 80–90%, and 90–100% of your estimated maximum heart rate.
Can I use this calculator for fitness planning?
Yes. It is useful for general exercise planning, but for medical or advanced athletic guidance, consult a professional.
Can I use this tool on mobile?
Yes. This free Heart Rate Zone Calculator works on mobile, tablet, and desktop devices.