REVERSE METROLOGY • TEASPOONS TO WEIGHT

Teaspoons to Grams Conversion Guide & Ingredient Weight Reference

Master the science of converting volumetric teaspoons into precise mass in grams. Because volume measurements can fluctuate widely due to ingredient settling, humidity, and scooping methods, using exact density formulas and calibrated gram weights guarantees reproducible bakery-quality results in every bake.

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Culinary Ingredient

Amount (Grams)

grams

38.28 tsp

= 12.76 tbsp • 0.80 cups • 3.53 oz

100.0 g ÷ (0.53 g/ml × 4.93 ml) = 38.28 tsp

WEIGHT (G)100 g

TABLESPOONS12.76 tbsp

TEASPOONS38.28 tsp

OUNCES (OZ)3.53 oz

US CUPS0.80 cups

The Teaspoon to Grams Conversion Formula Explained

Converting teaspoons (a measure of volume) into grams (a measure of weight) is not a simple fixed multiplication. Because different culinary ingredients possess vastly different bulk densities, one teaspoon of table salt weighs more than double a teaspoon of all-purpose flour. To convert accurately, you must account for ingredient density and spoon calibration.

Mathematical Formula: Weight (grams) = Volume (teaspoons) × Spoon Volume (4.93 mL for US Customary or 5.00 mL for Metric) × Ingredient Bulk Density (g/mL). For example, 2 US teaspoons of granulated sugar (density 0.85 g/mL) = 2 × 4.93 × 0.85 = 8.38 grams.

Key Culinary Variables: Always verify your spoon standard. US Customary spoons hold 4.93 mL, while International Metric spoons hold exactly 5.00 mL. In addition, dry powdery ingredients (like flour and cocoa) must be measured level—never packed or scooped directly from a dense storage container—to maintain standard bulk density assumptions.

Teaspoon to Grams Quick Reference Table

Calculated using US Customary Teaspoons (4.93 mL) across essential baking pantry staples.

Teaspoons (Fraction)	Tablespoons (tbsp)	Volume (mL)	Water (1.00 g/mL)	Sugar (0.85 g/mL)	Table Salt (1.22 g/mL)	AP Flour (0.53 g/mL)
1/32 tsp	0.01 tbsp	0.15 mL	0.15g	0.13g	0.19g	0.08g
1/16 tsp (pinch)	0.02 tbsp	0.31 mL	0.31g	0.26g	0.38g	0.16g
1/8 tsp (dash)	0.04 tbsp	0.62 mL	0.62g	0.52g	0.75g	0.33g
1/4 tsp	0.08 tbsp	1.23 mL	1.23g	1.05g	1.50g	0.65g
1/3 tsp	0.11 tbsp	1.64 mL	1.64g	1.40g	2.00g	0.87g
1/2 tsp	0.17 tbsp	2.46 mL	2.46g	2.10g	3.01g	1.31g
2/3 tsp	0.22 tbsp	3.29 mL	3.29g	2.79g	4.01g	1.74g
3/4 tsp	0.25 tbsp	3.7 mL	3.70g	3.14g	4.51g	1.96g
1 tsp	0.33 tbsp	4.93 mL	4.93g	4.19g	6.01g	2.61g
1 1/4 tsp	0.42 tbsp	6.16 mL	6.16g	5.24g	7.52g	3.27g
1 1/2 tsp	0.50 tbsp	7.39 mL	7.39g	6.28g	9.02g	3.92g
2 tsp	0.67 tbsp	9.86 mL	9.86g	8.38g	12.03g	5.23g
3 tsp (1 tbsp)	1.00 tbsp	14.79 mL	14.79g	12.56g	18.04g	7.83g

Professional Baker's Tips for Flawless Spoon-to-Gram Precision

Fluff, Spoon, and Level for Powders

Never scoop flour, powdered sugar, or cocoa directly from the sack with a measuring spoon. Dipping compacts dry particles into the bowl of the spoon, increasing the density by up to 30% and adding unwanted grams to your dough. Fluff the ingredient with a fork, spoon it gently into the measuring spoon until overflowing, and sweep the excess flat with the back of a knife.

Crystal Size and Geometry Alter Salt Weight

Fine table salt has tiny cubic crystals that pack tightly, weighing approximately 6.0 grams per teaspoon (1.22 g/mL). By contrast, coarse Morton kosher salt weighs about 4.8 grams per teaspoon, and flaky Diamond Crystal kosher salt weighs only 2.8 grams per teaspoon. Converting salt teaspoons to grams without knowing the crystal structure can over-salt or under-salt your dish.

Tackle Viscous Liquids with Spoon Lubrication

When measuring sticky syrups like honey (1.42 g/mL), molasses (1.40 g/mL), or corn syrup, surface tension and clinging residue will leave up to 20% of the ingredient behind in the spoon. Lightly coat the measuring spoon with a neutral cooking spray or vegetable oil before measuring. The viscous liquid will slide effortlessly onto your scale without clinging.

Sift Before or After According to the Recipe

Pay close attention to recipe wording: '1 teaspoon sifted confectioners' sugar' weighs significantly less (~2.5 grams) than '1 teaspoon confectioners' sugar, sifted' (~3.0 grams). Sifting incorporates air pockets between sugar crystals, drastically lowering the bulk density of the volume measured.

Switch to an Electronic Digital Gram Scale

While converting teaspoons to grams is essential when adapting vintage or American recipes, professional pastry chefs weigh every ingredient directly in grams on a digital kitchen scale. Measuring in grams completely eliminates human scooping discrepancies, humidity shifts, and spoon calibration errors.

Frequently Asked Questions About Converting Teaspoons to Grams

How many grams are in 1 teaspoon?

The weight of 1 teaspoon depends entirely on the ingredient: 1 US teaspoon of pure water weighs 4.93 grams (5.00 g in metric). For common baking ingredients, 1 teaspoon of granulated white sugar weighs ~4.19 grams, fine table salt weighs ~6.01 grams, all-purpose flour weighs ~2.61 grams, and active dry yeast weighs ~3.15 grams.

How many grams is 1/2 teaspoon?

One half (1/2) US teaspoon weighs: 2.46 grams for water, 2.10 grams for granulated sugar, 3.01 grams for fine table salt, 1.31 grams for all-purpose flour, and approximately 2.40 grams for double-acting baking powder.

How many grams is 1/4 teaspoon?

One quarter (1/4) US teaspoon weighs: 1.23 grams for water, 1.05 grams for granulated sugar, 1.50 grams for fine table salt, 0.65 grams for all-purpose flour, and 1.20 grams for baking soda.

Why does a teaspoon of salt weigh so much more than a teaspoon of flour?

This occurs because of bulk density and particulate structure. Fine table salt has a high bulk density (~1.22 g/mL) with dense mineral crystals that settle closely together with minimal air pockets. Flour, however, consists of light starch and protein particles filled with microscopic air pockets, resulting in a much lower bulk density (~0.53 g/mL).

How do I calculate grams from teaspoons for an ingredient not listed?

Multiply the number of teaspoons by the spoon volume in milliliters (4.93 mL for US or 5.00 mL for Metric), then multiply that number by the ingredient's density in g/mL. For example, if vegetable oil has a density of 0.92 g/mL, 3 teaspoons equal: 3 × 4.93 × 0.92 = 13.61 grams.

Does 1 teaspoon of liquid always equal 5 grams?

No. Only pure water and liquids with a specific gravity of 1.0 (such as skim milk and distilled vinegar) weigh approximately 5 grams per metric teaspoon. Cooking oils are lighter (around 4.5 grams per teaspoon), while dense liquid sweeteners like pure honey weigh over 7.0 grams per teaspoon.

What is the relationship between teaspoons to grams and tablespoons to grams?

Since 1 tablespoon contains exactly 3 teaspoons, the weight in grams of 1 tablespoon of any ingredient is always exactly 3 times the weight of 1 teaspoon of that same ingredient. For example, if 1 tsp of sugar weighs 4.19 grams, 1 tbsp of sugar weighs 4.19 × 3 = 12.57 grams.

Fridge-Ready Reference

Quick Reference Conversion Chart

Values dynamically calculated for your selected ingredient and spoon standard.

Grams (g)	Culinary Fraction	Teaspoons (tsp)	Tablespoons (tbsp)
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