US teaspoons to Milliliters

Convert us teaspoons (US tsp) to milliliters (mL). Live results, batch values, CSV export, formula and examples. Free, no sign-up.

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FromTo

Values (one per line)Significant digits

Up to 500 values. Calculations stay on this device. Decimal point: dot. Results use floating-point arithmetic and the selected display precision.

Results

1 values converted

row	input	from	result	to	error
1	1	US tsp	4.92892159375	mL	—

US liquid and imperial gallons are different. US teaspoons and tablespoons use customary liquid measures, not metric cooking spoons.

Raw response

[
  {
    "row": 1,
    "input": 1,
    "from": "US tsp",
    "result": "4.92892159375",
    "to": "mL"
  }
]

How to convert us teaspoons to milliliters

Enter one value or paste one value per line. Change precision, swap units, then copy or export the results. Invalid values are reported individually.

result = (value × 0.00492892159375 + 0 − 0) ÷ 0.001

US liquid and imperial gallons are different. US teaspoons and tablespoons use customary liquid measures, not metric cooking spoons.

Conversion examples
US teaspoons (US tsp)	Milliliters (mL)
0	0
1	4.92892159375
10	49.2892159375
100	492.892159375

Reference: NIST unit conversion factors. Decimal and binary storage prefixes are distinct; rounded display values do not change the underlying calculation.

Results

How to convert us teaspoons to milliliters

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