Convert US customary teaspoons (tsp (US)) to metric cups (cup (metric)).
Volume converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
tsp (US)
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LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
0.01971568637
cup (metric)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
CONVERSION
1 tsp (US) ≈ 0.01971568637 cup (metric)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAcup (metric) = tsp (US) × 0.019715686375
FORMULA & EXAMPLES
How to convert US customary teaspoons to metric cups
cup (metric) = tsp (US) × 0.019715686375
Multiply the tsp (US) reading by 0.019715686375.
Worked examples
1 tsp (US) ≈ 0.01971568637 cup (metric)
1 × 0.019715686375 ≈ 0.01971568637
3 tsp (US) ≈ 0.05914705912 cup (metric)
3 × 0.019715686375 ≈ 0.05914705912
Frequently asked questions
Which recipe measure should I select?
A metric cup is 250 mL, while a US customary cup is 236.5882365 mL. Metric teaspoons and tablespoons here are 5 mL and 15 mL; US customary spoons differ. Match the named definition in the recipe.
US customary teaspoons to metric cups table
Fixed reference · US customary teaspoon to Metric cup
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
US customary teaspoon (tsp (US))
Metric cup (cup (metric))
0
0
0.1
0.001971568638
0.5
0.009857843187
1
0.01971568637
2
0.03943137275
5
0.09857843187
10
0.1971568637
25
0.4928921594
50
0.9857843187
100
1.971568637
1000
19.71568638
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.