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    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.

    Quick answer

    1 Teaspoon (Metric) = 0.005 litres

    1 Teaspoon (Metric) = 0.005 litres. Teaspoon (Metric) is a traditional volume unit from Western Europe.

    Convert any amount

    Teaspoon (Metric) =0.005 litres

    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.

    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

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