How many kg is 1 stone?

1 stone is exactly 14 pounds, and 1 pound is exactly 0.45359237 kg, so 1 stone = 14 × 0.45359237 = 6.35029318 kg.

How do I convert kg to stones and pounds?

Multiply kg by 2.20462262185 to get total pounds. Divide by 14 to get whole stones, then take the remainder as the extra pounds. For example, 70 kg = 154.32 lb = 11 st 0.32 lb.

What is 75 kg in stones?

75 kg = 165.35 lb = 11 st 11.35 lb (11 whole stones and 11.35 pounds).

What countries use stones for body weight?

The stone is used primarily in the United Kingdom and Ireland for stating personal body weight. It is not an SI unit and is rarely used outside these countries.

Is the stone still an official unit?

The stone is a non-SI unit recognised for trade in the UK under the Weights and Measures Act 1985, but it is not accepted for most official or scientific purposes. It remains in everyday informal use for body weight in the UK and Ireland.

How precise is this converter?

The tool uses the exact international avoirdupois definition: 1 lb = 0.45359237 kg. JavaScript floating-point arithmetic may introduce negligible error beyond the 10th decimal place.

Kilograms to Stones Converter

Enter a weight in kilograms and instantly get the exact equivalent in stones and pounds — the unit combination used across the UK and Ireland.

Weight in Kilograms (kg)

Quick values

Result in Stones & Pounds

Enter a value on the left to see the result.

Common kg to Stones Reference

Kilograms (kg)	Stones & Pounds	Common context

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Summary

This tool converts any weight from kilograms (kg) to stones (st) and pounds (lb) using the exact conversion factor of 1 kg = 2.20462262185 lb and 1 stone = 14 lb. Results are shown as a combined stones-and-pounds value (e.g. 11 st 3.2 lb) as well as a decimal-stones figure. The conversion runs entirely in your browser — no data is sent to any server.

How it works

Type a weight in kilograms into the input field.
The tool multiplies the value by 2.20462262185 to get the total pounds.
Total pounds are divided by 14 to get whole stones; the remainder gives the extra pounds.
Results appear instantly as "X st Y lb" and as a decimal stones figure.
Click Copy to copy the combined result to your clipboard.
Use the quick-value buttons to jump to common body-weight benchmarks.

Use cases

Check your own body weight in the stones-and-pounds format used on UK/Irish scales.
Compare weights listed in kg on product pages to the st/lb values used colloquially.
Convert patient weight from metric records to the imperial format some UK GP systems display.
Calculate weight milestones (e.g. "under 10 stone") during a fitness programme.
Convert kg luggage allowances to the st/lb units often quoted by older airline staff.
Explain weight to family members who only understand stones and pounds.

Frequently Asked Questions

Last updated: 2026-10-05 · Reviewed by Nham Vu