Mass per volume density.
Stones per Gallon to Pounds per Teaspoon Converter — st/gal to lb/tsp
Convert Stone per Gallon (st/gal) to Pound per Teaspoon (lb/tsp) using the exact conversion factor (1 stone per gallon = 0.0182291667 pound per teaspoon). See the formula, worked examples, and conversion table.
Stones per Gallon to Pounds per Teaspoon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 1677.569982 / 92026.69618.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Gallon to Pounds per Teaspoon
Stone per Gallon and Pound per Teaspoon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
pounds per teaspoon = stones per gallon × 0.0182291666667
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per gallon equals 1677.56998244 base units, and 1 pound per teaspoon equals 92026.6961794 base units, so dividing one by the other gives the direct stone per gallon-to-pound per teaspoon factor of 0.0182291666667.
Simple example
1 st/gal × 0.01822916667 = 0.0182291667 lb/tsp
1 stone per gallon = 0.0182291667 pounds per teaspoon.
Real-world example
1,000 st/gal × 0.01822916667 = 18.22916667 lb/tsp
1,000 stones per gallon = 18.22916667 pounds per teaspoon.
Conversion table
| Stone per Gallon (st/gal) | Pound per Teaspoon (lb/tsp) |
|---|---|
| 0.1 st/gal | 0.0018229167 lb/tsp |
| 1 st/gal | 0.0182291667 lb/tsp |
| 10 st/gal | 0.1822916667 lb/tsp |
| 100 st/gal | 1.822916667 lb/tsp |
| 1,000 st/gal | 18.22916667 lb/tsp |
| 10,000 st/gal | 182.2916667 lb/tsp |
Reverse conversion: Pound per Teaspoon to Stone per Gallon
0.0182291667 lb/tsp × 54.85714286 = 1.000000002 st/gal
0.0182291667 pounds per teaspoon = 1.000000002 stones per gallon.
stones per gallon = pounds per teaspoon × 54.8571428571
For a page dedicated to this direction, see Pound per Teaspoon to Stone per Gallon.
Understanding the Stone per Gallon (st/gal)
Mass per volume density.
Understanding the Pound per Teaspoon (lb/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per teaspoon are in 1 stone per gallon?
1 stone per gallon equals 0.0182291667 pounds per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per gallon to pound per teaspoon?
Multiply the stone per gallon value by 0.01822916667. The converter above does this instantly to whatever precision you set.
How do I convert pound per teaspoon back to stone per gallon?
Use the reverse factor: 1 pound per teaspoon equals 54.85714286 stones per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per gallon?
Stone per Gallon (st/gal) is a unit of density.
What is a pound per teaspoon?
Pound per Teaspoon (lb/tsp) is a unit of density.
Is the stone per gallon to pound per teaspoon conversion exact?
Yes. Both stone per gallon and pound per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.01822916667 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.