Stone to Hundredweight (US) Converter
Convert Stone (st) to Hundredweight (US) (cwt) instantly. 1 st = 0.14 cwt.
Mass Converter
26 units available
1 st = 0.14 cwt
Formula:
cwt = st × 0.14With your value: 1 st = 0.14 cwt
How big is that?
Everyday references on a logarithmic scale, all expressed in stone so you can sanity-check the result.
Other Stone to Hundredweight (US) conversions
Stone to Hundredweight (US) Conversion Table
| Stone (st) | Hundredweight (US) (cwt) |
|---|---|
| 0.5 | 0.07 |
| 1 | 0.14 |
| 2 | 0.28 |
| 5 | 0.7 |
| 10 | 1.4 |
| 15 | 2.1 |
| 20 | 2.8 |
| 25 | 3.5 |
| 50 | 7 |
| 100 | 14 |
| 250 | 35 |
| 500 | 70 |
| 1000 | 140 |
Hundredweight (US) to Stone Conversion Table
| Hundredweight (US) (cwt) | Stone (st) |
|---|---|
| 0.5 | 3.571429 |
| 1 | 7.142857 |
| 2 | 14.285714 |
| 5 | 35.714286 |
| 10 | 71.428571 |
| 15 | 107.142857 |
| 20 | 142.857143 |
| 25 | 178.571429 |
| 50 | 357.142857 |
| 100 | 714.285714 |
| 250 | 1,785.714286 |
| 500 | 3,571.428571 |
| 1000 | 7,142.857143 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Stone (st)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Hundredweight (US) (cwt)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Stone to Hundredweight (US)
To convert from Stone (st) to Hundredweight (US) (cwt), multiply the value by 0.14.
Formula: cwt = st × 0.14
Reverse: st = cwt × 7.1428571429
Step-by-Step Example
- Start with your value in Stone. For example: 5 st
- Multiply by the conversion factor: 5 x 0.14
- The result is: 0.7 cwt
About Stone
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
Fun Fact: The stone varied in weight depending on the commodity being weighed until it was standardized at 14 pounds in 1835.
Common uses: body weight (UK), agriculture.
About Hundredweight (US)
The hundredweight (us) (cwt) is a unit of mass and weight. One hundredweight (us) equals 45.359237 kilograms. UnitConvertLab converts it against every other mass unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: mass calculations, engineering and science, education.
Frequently Asked Questions
How many Hundredweight (US) are in 1 Stone?
There are exactly 0.14 Hundredweight (US) in 1 Stone. This means the conversion factor from Stone to Hundredweight (US) is 0.14.
What is the formula to convert Stone to Hundredweight (US)?
The formula to convert Stone to Hundredweight (US) is: cwt = st × 0.14. For example, to convert 10 Stone to Hundredweight (US), you would multiply 10 by 0.14.
What is a Stone?
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
What is a Hundredweight (US)?
The hundredweight (us) (cwt) is a unit of mass and weight. One hundredweight (us) equals 45.359237 kilograms. UnitConvertLab converts it against every other mass unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Stone?
The Stone is commonly used in body weight (UK), agriculture.
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Stone to Hundredweight (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/stone-to-hundredweight_us