Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 tsp | 5.20833e-06 qt | |
| 0.01 tsp | 5.20833e-05 qt | |
| 0.1 tsp | 0.000520833 qt | |
| 1 tsp | 0.00520833 qt | |
| 5 tsp | 0.0260417 qt | |
| 10 tsp | 0.0520833 qt | |
| 50 tsp | 0.260417 qt | |
| 100 tsp | 0.520833 qt | |
| 1000 tsp | 5.20833 qt |
Common teaspoon values converted to us quart — factor: 1 tsp = 0.005208 qt
| Teaspoon (tsp) | US Quart (qt) | Context |
|---|---|---|
| 0.25 tsp | 0.001302 qt | Pinch |
| 0.5 tsp | 0.002604 qt | Half teaspoon |
| 1 tsp | 0.005208 qt | Teaspoon |
| 2 tsp | 0.01042 qt | Two teaspoons |
| 3 tsp | 0.01562 qt | Tablespoon |
| 6 tsp | 0.03125 qt | 2 tablespoons |
| 12 tsp | 0.0625 qt | Quarter cup |
| 24 tsp | 0.125 qt | Half cup |
| 48 tsp | 0.25 qt | One cup |
| 96 tsp | 0.5 qt | One pint |
| 192 tsp | 1 qt | One quart |
| 384 tsp | 2 qt | Half gallon |
| 768 tsp | 4 qt | One gallon |
| 1,536 tsp | 8 qt | 2 gallons |
| 3,840 tsp | 20 qt | 5 gallons |
Converting teaspoon to us quart comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using us quart, or a laboratory protocol may specify volumes in teaspoon that need to be measured with equipment calibrated in us quart.
In everyday use, knowing that 5 tsp = 0.02604 qt and 10 tsp = 0.05208 qt covers most common situations. For bulk calculations, 100 tsp = 0.5208 qt is a useful anchor. The reverse conversion — us quart back to teaspoon — uses the factor 192, so 1 qt = 192 tsp.
All conversions use the internationally recognized factor of exactly 1 tsp = 0.005208 qt. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: US Quart = Teaspoon × 0.0052083314
Multiply any teaspoon value by 0.0052083314 to get us quart. One teaspoon equals 0.0052083314 qt.
Reverse: Teaspoon = US Quart × 192.00007
Teaspoons ÷ 192 = quarts. Exact.
48 tsp = 1 cup = ¼ qt. 192 tsp = 1 qt.
Quarts × 192 = tsp.
Measures baking powder, baking soda, salt, and spices in teaspoons, the backbone of baking.
Administers children's liquid medicine in teaspoon doses as per OTC label instructions.
Tests flavor compound thresholds using teaspoon additions in sensory evaluation panels.
Adds clarifying agents and pH adjusters in teaspoon quantities to fermentation batches.
Formulates serums and toners using teaspoon measurements for small test batches.
Doses water conditioners and fertilizers in teaspoons for planted tanks and reef systems.
The US teaspoon is exactly one-third of a tablespoon, 4.92892 mL. It was standardized in the US in the early 20th century partly to address inconsistent home medication dosing.
Teaspoons are the smallest standard cooking measure in the US system, used for spices, leaveners, and flavorings. A medical teaspoon dose conventionally means 5 mL.
Interesting fact: The teaspoon is behind one of science's most cited comparisons: the entire Pacific Ocean would fill roughly 7.1 × 10²³ teaspoons.
The US liquid quart is one-quarter of a US gallon, equal to 946.353 mL. The word 'quart' comes from Old French quarte (fourth part), dating to medieval England.
Quarts are standard in American cooking and food packaging: motor oil, paint, cream, and ice cream are commonly sold in quart containers.
Interesting fact: The US quart and the Imperial quart differ significantly — the Imperial quart is 1.136 liters versus 0.946 liters for the US quart.