Convert Teaspoon (Metric) to litres
Western Europe · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 Teaspoon (Metric) = 0.005 litres
litres = Teaspoon (Metric) × 0.005
Convert any amount
Teaspoon (Metric) to litres table
| Teaspoon (Metric) | litres |
|---|---|
| 0.25 Teaspoon (Metric) | 0.00125 litres |
| 0.5 Teaspoon (Metric) | 0.0025 litres |
| 1 Teaspoon (Metric) | 0.005 litres |
| 2 Teaspoon (Metric) | 0.01 litres |
| 3 Teaspoon (Metric) | 0.015 litres |
| 4 Teaspoon (Metric) | 0.02 litres |
| 5 Teaspoon (Metric) | 0.025 litres |
| 10 Teaspoon (Metric) | 0.05 litres |
| 20 Teaspoon (Metric) | 0.1 litres |
| 25 Teaspoon (Metric) | 0.125 litres |
| 50 Teaspoon (Metric) | 0.25 litres |
| 100 Teaspoon (Metric) | 0.5 litres |
About the Teaspoon (Metric)
Metric teaspoon = 5ml exactly.
- Symbol
- tsp m
- Value in SI
- 1 Teaspoon (Metric) = 0.005 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
- Gill (UK) to litresHistorically reconstructed
- Tablespoon (Metric) to litresConventional value
- Cup (UK/Imperial) to litresConventional value
- Cup (Metric) to litresConventional value
- Fluid Ounce (UK) to litresConventional value
- Gallon (UK) to litresConventional value
- Gallon (US) to litresConventional value
- Pint (UK) to litresConventional value
Related conversions
Frequently asked
How many litres are in a Teaspoon (Metric)?
1 Teaspoon (Metric) = 0.005 litres. Multiply the number of Teaspoon (Metric) by 0.005 to get litres.
What is Teaspoon (Metric) used for?
Metric teaspoon = 5ml exactly. It is classified as active and dates from the modern period.
Is the Teaspoon (Metric) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Teaspoon (Metric) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert Teaspoon (Metric) to litres. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/tsp-metric-to-liter
Report an incorrect value or source
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