Gallon (UK) to Teaspoon (US) Converter
Convert Gallon (UK) (gal (UK)) to Teaspoon (US) (tsp) instantly. 1 gal (UK) = 922.329543 tsp.
Volume Converter
40 units available
1 gal (UK) = 922.329543 tsp
Formula:
tsp = gal (UK) × 922.3295427877With your value: 1 gal (UK) = 922.32954279 tsp
How big is that?
Everyday references on a logarithmic scale, all expressed in gallon (uk) so you can sanity-check the result.
Other Gallon (UK) to Teaspoon (US) conversions
Gallon (UK) to Teaspoon (US) Conversion Table
| Gallon (UK) (gal (UK)) | Teaspoon (US) (tsp) |
|---|---|
| 0.5 | 461.164771 |
| 1 | 922.329543 |
| 2 | 1,844.659086 |
| 5 | 4,611.647714 |
| 10 | 9,223.295428 |
| 15 | 13,834.943142 |
| 20 | 18,446.590856 |
| 25 | 23,058.23857 |
| 50 | 46,116.477139 |
| 100 | 92,232.954279 |
| 250 | 230,582.385697 |
| 500 | 461,164.771394 |
| 1000 | 922,329.542788 |
Teaspoon (US) to Gallon (UK) Conversion Table
| Teaspoon (US) (tsp) | Gallon (UK) (gal (UK)) |
|---|---|
| 0.5 | 0.000542 |
| 1 | 0.001084 |
| 2 | 0.002168 |
| 5 | 0.005421 |
| 10 | 0.010842 |
| 15 | 0.016263 |
| 20 | 0.021684 |
| 25 | 0.027105 |
| 50 | 0.054211 |
| 100 | 0.108421 |
| 250 | 0.271053 |
| 500 | 0.542106 |
| 1000 | 1.084211 |
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.
Gallon (UK) (gal (UK))
Volume
The imperial gallon is exactly 4.546 09 L (Weights and Measures Act 1985).
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Teaspoon (US) (tsp)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Gallon (UK) to Teaspoon (US)
To convert from Gallon (UK) (gal (UK)) to Teaspoon (US) (tsp), multiply the value by 922.3295427877.
Formula: tsp = gal (UK) × 922.3295427877
Reverse: gal (UK) = tsp × 0.0010842112
Step-by-Step Example
- Start with your value in Gallon (UK). For example: 5 gal (UK)
- Multiply by the conversion factor: 5 x 922.3295427877
- The result is: 4,611.647714 tsp
About Gallon (UK)
The imperial gallon equals exactly 4.54609 litres, about 20% larger than the US gallon — a frequent source of fuel-economy confusion.
Common uses: UK fuel figures, brewing, older recipes.
About Teaspoon (US)
The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
Common uses: cooking, medicine dosage, baking.
Frequently Asked Questions
How many Teaspoon (US) are in 1 Gallon (UK)?
There are exactly 922.3295427877 Teaspoon (US) in 1 Gallon (UK). This means the conversion factor from Gallon (UK) to Teaspoon (US) is 922.3295427877.
What is the formula to convert Gallon (UK) to Teaspoon (US)?
The formula to convert Gallon (UK) to Teaspoon (US) is: tsp = gal (UK) × 922.3295427877. For example, to convert 10 Gallon (UK) to Teaspoon (US), you would multiply 10 by 922.3295427877.
What is a Gallon (UK)?
The imperial gallon equals exactly 4.54609 litres, about 20% larger than the US gallon — a frequent source of fuel-economy confusion.
What is a Teaspoon (US)?
The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
What are the common uses of Gallon (UK)?
The Gallon (UK) is commonly used in UK fuel figures, brewing, older recipes.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). Gallon (UK) to Teaspoon (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/gallon_uk-to-teaspoon_us