Stone to lbs Conversion - Accurate st ⇄ lb Calculator

Convert stone to lbs or lbs to stone instantly. Use our free calculator for quick and accurate weight conversions in health, fitness, and daily life.

Stone to LBS Converter Tool
Enter a value to convert between stones and pounds with bidirectional conversion (1 stone = 14 lbs)
Note: This converter uses standard conversion (1 stone = 14 pounds). Perfect for body weight measurements, UK weight standards, and personal fitness tracking.

Do you need to convert stone to lbs or the reverse? Our weight converter gives fast and precise results. Whether you’re tracking body weight, fitness goals, or UK–US measurement differences, knowing the conversion between stones and pounds is essential.

Why Users Love This Stone ⇄ lbs Converter

  • Accurate formula: Uses the official relationship between stones and pounds.
  • Instant output: Results update immediately.
  • Two-way conversion: Works for both stone to lbs and lbs to stone.
  • Clear display: Shows exact and rounded values.
  • Convenient use: Works perfectly on desktop and mobile

How to Use the Converter

  1. Enter the value in stones or pounds.
  2. Select the conversion direction.
  3. Get instant results.
  4. Save, copy, or share the calculation.

What is a Stone (st)?

stone is a traditional British unit of mass, still widely used in the UK and Ireland for measuring body weight.

Key Facts About Stone

  • Exact value: 1 stone = 14 lbs.
  • Relationship: 1 stone = 6.35 kg.
  • Abbreviation: st.
  • Usage: Body weight in the UK, sports, and health tracking.

What is a Pound (lb)?

pound (lb) is a unit of weight in the imperial and US customary systems. It is the most common weight measurement in the US.

Key Facts About Pounds

  • Exact value: 1 lb = 0.0714 stone.
  • Relationship: 1 lb = 0.4536 kg.
  • Abbreviation: lb.
  • Usage: Body weight, groceries, sports, and fitness measurements.

Stone to lbs Conversion Formula

Formula:

lbs = stone × 14

Stone to lbs Conversion Examples

  • 1 stone to lbs
    Step 1: Formula = lbs = st × 14
    Step 2: Substitute = 1 × 14
    Step 3: Result = 14 lbs
     
  • 5 stone to lbs
    Step 1: lbs = st × 14
    Step 2: Substitute = 5 × 14
    Step 3: Result = 70 lbs
     
  • 10 stone to lbs
    Step 1: lbs = st × 14
    Step 2: Substitute = 10 × 14
    Step 3: Result = 140 lbs

lbs to Stone Conversion Formula

Formula:

stone = lbs ÷ 14

lbs to Stone Conversion Examples

  • 14 lbs to stone
    Step 1: Formula = st = lbs ÷ 14
    Step 2: Substitute = 14 ÷ 14
    Step 3: Result = 1 stone
     
  • 70 lbs to stone
    Step 1: st = lbs ÷ 14
    Step 2: Substitute = 70 ÷ 14
    Step 3: Result = 5 stone
     
  • 140 lbs to stone
    Step 1: st = lbs ÷ 14
    Step 2: Substitute = 140 ÷ 14
    Step 3: Result = 10 stone

Applications of Stone and lbs Conversion

  • Body Weight Tracking: UK often uses stone, while the US prefers pounds.
  • Sports & Fitness: Athletes’ weights are often reported in different units.
  • Medical Records: Doctors and hospitals may switch between stone, pounds, and kilograms.
  • Daily Life: Fitness apps and weight loss programs often require conversions.
  • International Use: Travelers and expats need to understand both systems.

Quick Reference Table for Stone ⇄ lbs

Stones (st)

Pounds (lbs)

Pounds (lbs)

Stones (st)

1 st

14 lbs

14 lbs

1 st

5 st

70 lbs

70 lbs

5 st

10 st

140 lbs

140 lbs

10 st

15 st

210 lbs

200 lbs

14.29 st

Use our stone ⇄ lbs converter at Digital Calculator for fast, accurate, and reliable weight conversions. Ideal for fitness, health, sports, and daily life tracking.

Our Popular Weight Calculator 


Convert Kg To Ounces

Convert Ounces To Pounds

Mcg To Mg Converter

Ton To Lbs Converter

Kg To Lbs Converter

G To Kg Converter

Frequently Asked Questions

Published: 9/30/2025