Power Calculators

🧪 US Teaspoons to Cubic Inches Converter

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Converted Value
7.51953

Also available in our Android app, with charts and full breakdown tables.

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⚡ US Teaspoons to Cubic Inches: the quick answer

1 tsp = 0.300781 in³ 1 US teaspoon equals 0.300781 cubic inches

To convert US teaspoons to cubic inches, multiply the value by 0.300781. To go the other way, multiply cubic inches by 3.32468 to get US teaspoons.

↔ Convert cubic inches to US teaspoons instead

🧮 Formula

US Teaspoons to Cubic Inches
in³ = tsp × 0.300781
Cubic Inches to US Teaspoons
tsp = in³ × 3.32468

Where

  • tsp = the volume in US teaspoons
  • in³ = the volume in cubic inches
Every unit here is defined by its volume in cubic meters, so the conversion factor is (cubic meters per US teaspoon) ÷ (cubic meters per cubic inch).

📊 US Teaspoons to Cubic Inches conversion table

US Teaspoons (tsp)Cubic Inches (in³)
1 tsp0.300781 in³
2 tsp0.601563 in³
5 tsp1.50391 in³
10 tsp3.00781 in³
20 tsp6.01563 in³
50 tsp15.0391 in³
100 tsp30.0781 in³
500 tsp150.391 in³
1,000 tsp300.781 in³

✏️ Worked examples

Convert 25 US teaspoons to cubic inches

25 tsp × 0.300781 = 7.51953 in³

Try this example →

Convert 250 US teaspoons to cubic inches

250 tsp × 0.300781 = 75.1953 in³

Try this example →

📘 About these units

US teaspoon (tsp). A US teaspoon is 4.9289 mL (1/3 tablespoon).

Cubic inch (in³). A cubic inch is 16.387 mL, used for engine displacement in the US.

❓ Frequently asked questions

How many cubic inches are in one US teaspoon?

There are 0.300781 cubic inches in one US teaspoon.

How do I convert US teaspoons to cubic inches?

Multiply the number of US teaspoons by 0.300781. For example, 10 US teaspoons equal 3.00781 cubic inches.

How many US teaspoons are in one cubic inch?

One cubic inch equals 3.32468 US teaspoons.