An imperial quart is one quarter of an imperial gallon.
Imperial quarts to Teaspoons Converter — imp qt to tsp
Convert Imperial quart (imp qt) to Teaspoon (tsp) using the exact conversion factor (1 imperial quart = 230.5823857 teaspoon). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Imperial quarts to Teaspoons converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
A US teaspoon is one third of a US tablespoon.
Result = input x 0.0011365225 / 4.92892159e-6.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial quarts to Teaspoons
Imperial quart and Teaspoon appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Imperial quart is typically associated with united Kingdom and Commonwealth countries (historically), while Teaspoon is typically associated with united States (cooking and recipe measurement).
Formula
teaspoons = imperial quarts × 230.582385697
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial quart equals 0.0011365225 base units, and 1 teaspoon equals 0.00000492892159375 base units, so dividing one by the other gives the direct imperial quart-to-teaspoon factor of 230.582385697.
Simple example
1 imp qt × 230.5823857 = 230.5823857 tsp
1 imperial quart = 230.5823857 teaspoons.
Real-world example
10 imp qt × 230.5823857 = 2,305.823857 tsp
10 imperial quarts = 2,305.823857 teaspoons.
Conversion table
| Imperial quart (imp qt) | Teaspoon (tsp) |
|---|---|
| 1 imp qt | 230.5823857 tsp |
| 5 imp qt | 1,152.911928 tsp |
| 10 imp qt | 2,305.823857 tsp |
| 25 imp qt | 5,764.559642 tsp |
| 50 imp qt | 11,529.11928 tsp |
| 100 imp qt | 23,058.23857 tsp |
Reverse conversion: Teaspoon to Imperial quart
230.5823857 tsp × 0.004336844712 = 1 imp qt
230.5823857 teaspoons = 1 imperial quarts.
imperial quarts = teaspoons × 0.00433684471161
For a page dedicated to this direction, see Teaspoon to Imperial quart.
Imperial quart vs. Teaspoon
| Aspect | Imperial quart | Teaspoon |
|---|---|---|
| Family | UK/imperial customary unit | US customary unit |
| Typical use | UK/Commonwealth liquid measurement in historical or specialized contexts | US recipe and cooking measurement for small quantities |
| Where it's used | United Kingdom and Commonwealth countries (historically) | United States (cooking and recipe measurement) |
Understanding the Imperial quart
Imperial quart (imp qt) measures volume. The imperial quart is one-quarter of an imperial gallon: exactly 1.1365225 liters. It is classified as a UK/imperial customary unit.
Where it's used: United Kingdom and Commonwealth countries (historically)
Imperial quart vs. US quart. Like the gallon and pint, the imperial quart is about 20% larger than the US quart, following from Britain's 1824 gallon redefinition.
Uses of the Imperial quart today
- UK/Commonwealth liquid measurement in historical or specialized contexts
History of the Imperial quart
The imperial quart follows directly from the 1824 imperial gallon as one-quarter of it, part of the same UK standardization that diverged from the US gallon system.
Historical origin. Imperial quart was not the invention of a single named person; it developed through the process described above.
Understanding the Teaspoon
Teaspoon (tsp) measures volume. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. It is classified as a US customary unit.
Where it's used: United States (cooking and recipe measurement)
Uses of the Teaspoon today
- US recipe and cooking measurement for small quantities
- Medication dosing instructions in the US
- Baking measurement alongside the tablespoon and cup
Imperial quart — sources
- UK Weights and Measures Act 1824 — Basis for the imperial quart via the imperial gallon.
Teaspoon — sources
- NIST Handbook 44, Appendix C — General tables of units including the US teaspoon definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many teaspoons are in 1 imperial quart?
1 imperial quart equals 230.5823857 teaspoons, using the exact defined conversion factor rather than an estimate.
How do I convert imperial quart to teaspoon?
Multiply the imperial quart value by 230.5823857. The converter above does this instantly to whatever precision you set.
How do I convert teaspoon back to imperial quart?
Use the reverse factor: 1 teaspoon equals 0.0043368447 imperial quarts. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial quart?
Imperial quart (imp qt) measures volume. The imperial quart is one-quarter of an imperial gallon: exactly 1.1365225 liters. It is classified as a UK/imperial customary unit.
What is a teaspoon?
Teaspoon (tsp) measures volume. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. It is classified as a US customary unit.
Is the imperial quart to teaspoon conversion exact?
Yes. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
What is the difference between imperial quart vs. us quart?
Like the gallon and pint, the imperial quart is about 20% larger than the US quart, following from Britain's 1824 gallon redefinition.
Where is the imperial quart still used today?
United Kingdom and Commonwealth countries (historically)