Teaspoon (US) to Liter Converter

Volume Converter

40 units available

Decimals:

From

To

0.004929

1 tsp = 0.004929 L

Formula:

L = tsp × 0.0049289216

With your value: 1 tsp = 0.00492892 L

How big is that?

Everyday references on a logarithmic scale, all expressed in teaspoon (us) so you can sanity-check the result.

Soda can (1/15 your value)0.0670 tsp

Milk carton (1/4.9 your value)0.203 tsp

Your value1.00 tsp

Kitchen bucket (2.0× your value)2.03 tsp

Car fuel tank (10× your value)10.1 tsp

Bathtub (41× your value)40.6 tsp

Other Teaspoon (US) to Liter conversions

2 tsp to L 3 tsp to L 4 tsp to L 5 tsp to L 6 tsp to L 7 tsp to L 8 tsp to L

Teaspoon (US) to Liter Conversion Table

Teaspoon (US) (tsp)	Liter (L)
0.5	0.002464
1	0.004929
2	0.009858
5	0.024645
10	0.049289
15	0.073934
20	0.098578
25	0.123223
50	0.246446
100	0.492892
250	1.23223
500	2.464461
1000	4.928922

Liter to Teaspoon (US) Conversion Table

Liter (L)	Teaspoon (US) (tsp)
0.5	101.442068
1	202.884136
2	405.768272
5	1,014.420681
10	2,028.841362
15	3,043.262043
20	4,057.682724
25	5,072.103405
50	10,144.206811
100	20,288.413621
250	50,721.034053
500	101,442.068106
1000	202,884.136211

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Teaspoon (US) (tsp)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Liter (L)

Volume

Exact conversion

The litre is exactly 10⁻³ m³ (1 dm³) and is accepted for use with the SI.

Source: Units accepted for use with the SI, SI Brochure Table 8

Bureau International des Poids et Mesures · Reviewed 2026-07-01

How to Convert Teaspoon (US) to Liter

To convert from Teaspoon (US) (tsp) to Liter (L), multiply the value by 0.0049289216.

Formula: L = tsp × 0.0049289216

Reverse: tsp = L × 202.8841362111

Step-by-Step Example

Start with your value in Teaspoon (US). For example: 5 tsp
Multiply by the conversion factor: 5 x 0.0049289216
The result is: 0.024645 L

About Teaspoon (US)

The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.

Common uses: cooking, medicine dosage, baking.

About Liter

The liter is a metric unit of volume equal to 1,000 milliliters or 1 cubic decimeter. It is widely used for measuring liquids.

Common uses: beverages, fuel, cooking.

Frequently Asked Questions

How many Liter are in 1 Teaspoon (US)?

There are exactly 0.0049289216 Liter in 1 Teaspoon (US). This means the conversion factor from Teaspoon (US) to Liter is 0.0049289216.

What is the formula to convert Teaspoon (US) to Liter?

The formula to convert Teaspoon (US) to Liter is: L = tsp × 0.0049289216. For example, to convert 10 Teaspoon (US) to Liter, you would multiply 10 by 0.0049289216.

What is a Teaspoon (US)?