A US teaspoon is one third of a US tablespoon.
Teaspoons to Imperial pints Converter — tsp to imp pt
Convert Teaspoon (tsp) to Imperial pint (imp pt) using the exact conversion factor (1 teaspoon = 0.0086736894 imperial pint). See the formula, worked examples, conversion table, unit comparison, history, and common uses.
Teaspoons to Imperial pints 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.
An imperial pint is one eighth of an imperial gallon.
Result = input x 4.92892159e-6 / 0.00056826125.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Teaspoons to Imperial pints
Teaspoon and Imperial pint 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. Teaspoon is typically associated with united States (cooking and recipe measurement), while Imperial pint is typically associated with united Kingdom, Ireland (beer and cider serving is legally defined in imperial pints).
Formula
imperial pints = teaspoons × 0.00867368942322
This factor comes from each unit's defined relationship to the category's base unit: 1 teaspoon equals 0.00000492892159375 base units, and 1 imperial pint equals 0.00056826125 base units, so dividing one by the other gives the direct teaspoon-to-imperial pint factor of 0.00867368942322.
Simple example
1 tsp × 0.008673689423 = 0.0086736894 imp pt
1 teaspoon = 0.0086736894 imperial pints.
Real-world example
10 tsp × 0.008673689423 = 0.0867368942 imp pt
10 teaspoons = 0.0867368942 imperial pints.
Conversion table
| Teaspoon (tsp) | Imperial pint (imp pt) |
|---|---|
| 1 tsp | 0.0086736894 imp pt |
| 5 tsp | 0.0433684471 imp pt |
| 10 tsp | 0.0867368942 imp pt |
| 25 tsp | 0.2168422356 imp pt |
| 50 tsp | 0.4336844712 imp pt |
| 100 tsp | 0.8673689423 imp pt |
Reverse conversion: Imperial pint to Teaspoon
0.0086736894 imp pt × 115.2911928 = 0.9999999973 tsp
0.0086736894 imperial pints = 0.9999999973 teaspoons.
teaspoons = imperial pints × 115.291192848
For a page dedicated to this direction, see Imperial pint to Teaspoon.
Teaspoon vs. Imperial pint
| Aspect | Teaspoon | Imperial pint |
|---|---|---|
| Family | US customary unit | UK/imperial customary unit |
| Typical use | US recipe and cooking measurement for small quantities | UK and Irish pub beer/cider serving (a legally protected serving size) |
| Where it's used | United States (cooking and recipe measurement) | United Kingdom, Ireland (beer and cider serving is legally defined in imperial pints) |
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
Understanding the Imperial pint
Imperial pint (imp pt) measures volume. The imperial pint is one-eighth of an imperial gallon: exactly 0.56826125 liters — notably the standard UK beer serving size. It is classified as a UK/imperial customary unit.
Where it's used: United Kingdom, Ireland (beer and cider serving is legally defined in imperial pints)
Imperial pint vs. US pint. The imperial pint (568 mL) is about 20% larger than the US pint (473 mL) — a British 'pint of beer' is meaningfully more beer than an American one.
Uses of the Imperial pint today
- UK and Irish pub beer/cider serving (a legally protected serving size)
- UK milk delivery (historically and in some contexts still)
History of the Imperial pint
The imperial pint follows from Britain's 1824 imperial gallon; it remains legally protected as the mandatory serving measure for draught beer and cider in UK and Irish pubs, one of the few contexts where imperial units remain legally mandated in the UK's otherwise largely metric system.
Historical origin. Imperial pint was not the invention of a single named person; it developed through the process described above.
Teaspoon — sources
- NIST Handbook 44, Appendix C — General tables of units including the US teaspoon definition.
Imperial pint — sources
- UK Weights and Measures Act 1985 — Maintains the imperial pint as the legal draught beer/cider serving measure.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many imperial pints are in 1 teaspoon?
1 teaspoon equals 0.0086736894 imperial pints, using the exact defined conversion factor rather than an estimate.
How do I convert teaspoon to imperial pint?
Multiply the teaspoon value by 0.008673689423. The converter above does this instantly to whatever precision you set.
How do I convert imperial pint back to teaspoon?
Use the reverse factor: 1 imperial pint equals 115.2911928 teaspoons. You can also use the swap control in the converter above to flip the direction instantly.
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.
What is a imperial pint?
Imperial pint (imp pt) measures volume. The imperial pint is one-eighth of an imperial gallon: exactly 0.56826125 liters — notably the standard UK beer serving size. It is classified as a UK/imperial customary unit.
Is the teaspoon to imperial pint conversion exact?
Yes. The imperial pint is one-eighth of an imperial gallon: exactly 0.56826125 liters — notably the standard UK beer serving size. 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 pint vs. us pint?
The imperial pint (568 mL) is about 20% larger than the US pint (473 mL) — a British 'pint of beer' is meaningfully more beer than an American one.
Where is the teaspoon still used today?
United States (cooking and recipe measurement)