Teaspoons to Grams

Convert us teaspoon to gram instantly. Type in either field — results update live.

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Cooking US Teaspoon Gram

1 us teaspoon of all-purpose flour = 2.6041670684 grams

Volume↔weight conversions depend on ingredient density. Approximate — weigh for precision.

From

Format

Reference conversion table

Quick lookup for us teaspoon to gram (ingredient-independent).

Cups	Gram
¼ cup	0.6510417671 gram
⅓ cup	0.8680556895 gram
½ cup	1.3020835342 gram
⅔ cup	1.736111379 gram
¾ cup	1.9531253013 gram
1 cup	2.6041670684 gram
1½ cups	3.9062506026 gram
2 cups	5.2083341369 gram
3 cups	7.8125012053 gram

How to convert us teaspoon to gram

This conversion crosses volume and weight, so it depends on the ingredient. We use a US cup = 236.5882 mL and all-purpose flour ≈ 125 g per US cup.

Formula: grams = cups × 236.5882 × density, where density = 125 ÷ 236.5882 g/mL

Worked example: 1 us teaspoon = 2.6041670684 gram (Spoon-and-level; scooped can be 140–160 g).

Accuracy notes

We use the US legal/customary cup = 236.5882 mL. Metric cups are 250 mL; UK/imperial cups are 284.131 mL — pick the matching unit in the dropdown when your recipe uses those standards.
Flour: spoon-and-level (~125 g/cup for all-purpose) vs dip-and-scoop can reach 140–160 g. Pick the flour type that matches your recipe.
Sugar: granulated, brown (packed), powdered, and caster sugar differ a lot — choose the exact ingredient in the selector.
Sticky ingredients (honey, syrup, peanut butter): lightly grease your cup or use weight for best accuracy.
All cooking conversions on this page are approximate — weigh for precision when baking matters.

Frequently asked questions

Why does cups to grams depend on the ingredient?

A cup measures volume, but grams measure mass. Different foods have different densities — 1 cup of flour weighs less than 1 cup of sugar. Select the ingredient that matches your recipe for a better estimate.

How many grams are in a cup of all-purpose flour?

For all-purpose flour, we use 125 g per US cup (236.5882 mL). So 1 us teaspoon ≈ 2.6041670684 gram. Approximate — weigh for precision.

Is a cup 240 mL or 236 mL?

We use the US cup = 236.5882 mL (US legal/customary). Some charts round to 240 mL; metric cups are 250 mL and UK cups are 284.131 mL. Pick the unit that matches your recipe.

Is this Teaspoons to Grams converter private?

Yes. All calculations run locally in your browser. Nothing you type is sent to a server.

All us teaspoon conversions

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gram (g) → us teaspoon (tsp)