Baking Soda / Sodium Bicarbonate — Grams ↔ Cups Converter
1 US Customary cup (236.6 mL) of baking soda / sodium bicarbonate weighs 220 grams (7.76 ounces or 13.8g per tablespoon) when measured dip and sweep; 1 Metric cup (250 mL) weighs 232.5g and 100g equals ⅓ cup + 1 tbsp + 2 ¾ tsp for accurate kitchen baking.
Kitchen note: 1 US Customary Cup (236.6 mL) of baking soda / sodium bicarbonate (dip and sweep) weighs 220g, while 1 International Metric Cup (250 mL) weighs 232g.
Baking Soda: Cups & Spoons to Grams
Based on 220g per 236.6 mL US cup (Dip and sweep).
| Volume | Grams | Ounces |
|---|---|---|
| 1 Teaspoon (tsp) | 4.6 g | 0.16 oz |
| 1 Tablespoon (tbsp) | 13.8 g | 0.49 oz |
| ⅛ US Cup (2 tbsp) | 27.5 g | 0.97 oz |
| ¼ US Cup (4 tbsp) | 55 g | 1.94 oz |
| ⅓ US Cup | 73.3 g | 2.59 oz |
| ½ US Cup (8 tbsp) | 110 g | 3.88 oz |
| ⅔ US Cup | 146.7 g | 5.17 oz |
| ¾ US Cup (12 tbsp) | 165 g | 5.82 oz |
| 1 US Cup (236.6 mL) | 220 g | 7.76 oz |
| 1 Metric Cup (250 mL) | 232.5 g | 8.2 oz |
| 1 ½ US Cups | 330 g | 11.64 oz |
| 2 US Cups | 440 g | 15.52 oz |
| 3 US Cups | 660 g | 23.28 oz |
| 4 US Cups (1 Quart) | 880 g | 31.04 oz |
Baking Soda: Grams to US Cups
Nearest practical baker cup & spoon breakdown.
| Weight | Kitchen Measure | Decimal |
|---|---|---|
| 10 g | 2 ¼ tsp | 0.05 c |
| 25 g | 1 tbsp + 2 ½ tsp | 0.11 c |
| 50 g | 3 tbsp + 2 tsp | 0.23 c |
| 75 g | ⅓ cup | 0.34 c |
| 100 g | ⅓ cup + 1 tbsp + 2 ¾ tsp | 0.45 c |
| 125 g | ½ cup + 1 tbsp + ¼ tsp | 0.57 c |
| 150 g | ⅔ cup | 0.68 c |
| 200 g | ¾ cup + 2 tbsp + 1 ¾ tsp | 0.91 c |
| 250 g | 1 ⅛ cups | 1.14 c |
| 300 g | 1 ⅓ cups + 1 ½ tsp | 1.36 c |
| 400 g | 1 ¾ cups + 1 tbsp + ¼ tsp | 1.82 c |
| 500 g | 2 ¼ cups + 1 tsp | 2.27 c |
| 750 g | 3 ⅓ cups + 1 tbsp + ¾ tsp | 3.41 c |
| 1000 g | 4 ½ cups + 2 ¼ tsp | 4.55 c |
How to Measure Baking Soda / Sodium Bicarbonate Accurately
Dip measuring spoon or cup into the container and scrape flush against the box edge. Sodium bicarbonate is a pure mineral salt that is noticeably denser than baking powder, weighing 220 grams per cup (14g per tablespoon, 4.6g per teaspoon).
Data reference: USDA FoodData Central FDC ID 172811; Church & Dwight Arm & Hammer Chemical Specs
Common Culinary Uses
- Cookies (promotes spread and browning)
- Gingerbread and molasses cakes
- Pretzel bath dipping
- Buttermilk waffles
Weight-Aware Substitutions
- Baking powder at 3x to 4x the weight of soda, while omitting acid ingredients.
- Potassium bicarbonate at 1:1 weight for sodium-free baking.
Exact Baking Soda / Sodium Bicarbonate Recipe Conversions
Grams & Ounces to Cups
Baking Soda / Sodium Bicarbonate Measuring FAQs
Why is baking soda stronger than baking powder? ▾
Baking soda is 100% pure sodium bicarbonate, whereas baking powder is diluted with monocalcium phosphate acid salts and cornstarch filler.
How do I test if baking soda is still active? ▾
Drop 1/2 teaspoon into a tablespoon of distilled vinegar; rapid, foaming effervescence confirms strong leavening potency.