Gallon (US) to Teaspoon (US) Converter
Unit Converter
Instant · Precise · Universal
47 units available
6 categories total
How to Convert Gallon (US) to Teaspoon (US)
To liters: multiply by 3.785. To UK gallons: multiply by 0.832674. To cubic meters: multiply by 0.003785.
1 US gal = 4 US qt = 8 US pt = 16 US cups = 128 US fl oz = 3.785411784 L.
For example, 1 Gallon (US) (gal (US)) = 768.0000006 Teaspoon (US) (tsp (US)).
Gallon (US) to Teaspoon (US) — Common Values
| Gallon (US) (gal (US)) | Teaspoon (US) (tsp (US)) |
|---|---|
| 0.1 | 76.80000006 |
| 0.5 | 384.0000003 |
| 1 | 768.0000006 |
| 2 | 1536.000001 |
| 5 | 3840.000003 |
| 10 | 7680.000006 |
| 25 | 19200.00001 |
| 50 | 38400.00003 |
| 100 | 76800.00006 |
| 500 | 384000.0003 |
| 1000 | 768000.0006 |
About Gallon (US) (gal (US))
Definition
The US gallon is a unit of volume equal to 128 US fluid ounces, or approximately 3.785 liters, used for large liquid volumes.
Mathematical Relationship
1 US gal = 4 US qt = 8 US pt = 16 US cups = 128 US fl oz = 3.785411784 L.
Conversion Formula
To liters: multiply by 3.785. To UK gallons: multiply by 0.832674. To cubic meters: multiply by 0.003785.
Practical Applications
Fuel prices ($/gal), milk jugs, water cooler bottles, swimming pool chemicals, and paint quantities.
Interesting Facts
The US gallon is smaller than the UK gallon: 3.785 L vs. 4.546 L. This means UK fuel economy figures look better by number!
Common Mistakes
Confusing US and UK gallons — UK gallons are 20% larger. Fuel economy (mpg) differs significantly between the two systems.
Educational Tips
1 gallon ≈ 3.8 liters ≈ a large milk jug. 4 quarts = 1 gallon. A gallon of water weighs about 8.3 pounds.
About Teaspoon (US) (tsp (US))
Definition
The US teaspoon is a unit of culinary volume equal to 1/3 of a US tablespoon, or approximately 4.929 milliliters.
Mathematical Relationship
1 US tsp = 1/3 US tbsp = 1/6 US fl oz = 1/48 US cup ≈ 4.929 mL.
Conversion Formula
To mL: multiply by 4.929. To UK teaspoons: multiply by 0.832674. To tablespoons (US): divide by 3.
Practical Applications
Cooking and baking recipes, measuring medicine doses, adding spices, sugar or salt, and child medication dosing.
Interesting Facts
The US teaspoon is slightly smaller than the metric teaspoon (5 mL). The phrase 'a teaspoon of sugar' equals about 4 grams.
Common Mistakes
Using a regular eating spoon instead of a measuring teaspoon — actual teaspoons vary widely. Always use a calibrated spoon.
Educational Tips
3 tsp = 1 tbsp. 48 tsp = 1 cup. For mL conversion, remember 1 tsp ≈ 5 mL (the metric teaspoon is exactly 5 mL).