---
title: "Heart Rate Zone Calculator | Training Zone Tool | XTRAW Tools"
description: "Estimate heart rate training zones from age and resting heart rate with a free browser-based calculator from XTRAW Tools."
url: "https://xtraw.com/calculators/health-fitness-calculators/fitness-calculators/sports-fitness-calculators/running-calculators/heart-rate-zone-calculator"
date: "2026-05-20T22:57:53+00:00"
language: "en-GB"
---

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 [![Heart Rate Zone Calculator from XTRAW Tools](https://xtraw.com/components/com_virtuemart/assets/images/vmgeneral/noimage.gif)](https://xtraw.com/components/com_virtuemart/assets/images/vmgeneral/noimage.gif "Heart Rate Zone Calculator from XTRAW Tools")

  new

 [Back to: Running Calculators](https://xtraw.com/calculators/health-fitness-calculators/fitness-calculators/sports-fitness-calculators/running-calculators "Running Calculators")

# Heart Rate Zone Calculator

 Estimate heart rate training zones from age and resting heart rate. Use this free browser-based heart rate zone calculator from XTRAW Tools.

 **Heart Rate Zone Calculator** helps you estimate heart rate training zones from age and resting heart rate. Use this free browser-based calculator from XTRAW Tools to compare inputs, estimate results, and plan your next step.

## How to Use the Heart Rate Zone Calculator

1. Enter the required calculator inputs shown in the form.
2. Review the measurement, date, time, activity, body, nutrition, or training assumptions.
3. Run the calculator, then adjust one input at a time to compare scenarios.

## What This Calculator Helps With

Estimate heart rate training zones from age and resting heart rate. It is designed for runners, cyclists, athletes, fitness users, and people planning cardio training who want a fast, browser-based estimate before relying on a doctor, dietitian, trainer, coach, pregnancy care provider, public safety source, or other professional source.

- Age: 35
- Resting Heart Rate: 60 bpm
- Method: Heart Rate Reserve

## Common Uses

People use this calculator when they need a quick way to estimate health, wellness, fitness, nutrition, timing, body composition, or training values from simple inputs.

- **Health Estimate:** Create a quick wellness, fitness, nutrition, pregnancy, or body-measurement estimate from entered values.
- **Measurement:** Use body, time, distance, nutrition, or training measurements to calculate a clear numeric result.

## Formula or Method

Max Heart Rate ≈ 220 - age; zone ranges are calculated as percentages of max heart rate or heart rate reserve.

## Example

**Example inputs:** Age: 35; Resting Heart Rate: 60 bpm; Method: Heart Rate Reserve

**Example result:** Using the default inputs, max heart rate is about 185 bpm and training zones are estimated from the selected method.

## Related Tools

- [Pace Calculator](https://xtraw.com/tools/pace-calculator)
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- [One Rep Max Calculator](https://xtraw.com/tools/one-rep-max-calculator)

## Heart Rate Zone Calculator FAQ

### Is the Heart Rate Zone Calculator free?

Yes. This calculator is free to use on XTRAW Tools.

### Do I need to create an account?

No. XTRAW tools are designed for browser-based use without requiring an account.

### Are the results exact?

Results may be estimates depending on the inputs, formula, and purpose of the calculator. Always verify important results before relying on them.

**Disclaimer:** This calculator is provided for general informational and convenience purposes only. It is not legal, financial, medical, tax, investment, insurance, accounting, pregnancy, health, fitness, nutrition, safety, or professional advice. Always verify important results with a qualified professional or authoritative source before making decisions.

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