Convert Kilograms to Stone and Pounds
Use this simple tool to convert kilograms (kg) into stones (st) and pounds (lb). Great for UK weight tracking, fitness goals, and medical records.
Formula used: 1 kg = 2.2046226218 lb, and 1 stone = 14 lb.
Why convert kilograms to stone and pounds?
Many countries use kilograms as the standard unit for body weight, but in the UK and Ireland, people commonly discuss body weight in stones and pounds. If your scale reads in kilograms but your doctor, trainer, or family uses stones, a quick conversion helps keep everyone on the same page.
This is especially useful when you are:
- Tracking weight loss or weight gain progress
- Comparing fitness records from different apps or countries
- Reading medical information that uses mixed unit systems
- Converting weights for personal goals and milestones
How the conversion works
Step 1: Convert kilograms to pounds
Multiply kilograms by 2.2046226218 to get total pounds.
Step 2: Convert pounds to stones + remaining pounds
One stone equals 14 pounds. Divide total pounds by 14:
- The whole number part is the number of stones
- The remainder is the number of pounds
Example: 70 kg is about 154.32 lb. That becomes 11 stone 0.32 pounds.
Common kg to stone and pounds conversions
Here are some quick reference values:
| Kilograms (kg) | Stone and Pounds (st lb) | Total Pounds (lb) |
|---|
Tips for accurate weight tracking
- Weigh yourself at the same time each day (or week).
- Use the same scale whenever possible.
- Track trends over time rather than single-day changes.
- Record both kg and st/lb if you work with different unit systems.
FAQ
Is stone still used officially?
Stone is not an SI unit, but it remains widely used in everyday conversation in the UK for body weight.
Can I enter decimals like 65.7 kg?
Yes. The calculator accepts decimal values and returns pounds with two decimal places for clarity.
Why does the pounds value include decimals?
Decimal pounds give a more precise conversion. If you want a whole-number value, round the pounds figure to the nearest whole number.
Final thoughts
A reliable kg to stone and pounds calculator removes guesswork and helps you keep your health data consistent. Whether you are following a nutrition plan, updating a training log, or sharing progress with a healthcare professional, quick unit conversion makes your numbers easier to understand and compare.