Kosher Salt (Diamond Crystal): Grams to Cups
1 cup of kosher salt (diamond crystal) = 128 grams
One US cup of kosher salt (diamond crystal) weighs 128 grams. One 250 ml metric cup — the one used in the UK, Australia, New Zealand and Canada — holds 135 grams. To convert any weight, divide the grams by the figure for your cup.
Diamond Crystal kosher salt weighs about 8 g per tablespoon (King Arthur Baking), 128 g per cup. Morton kosher salt is twice as dense — 16 g per tablespoon — so when a recipe says kosher salt, check the brand or weigh it.
Where the 128 g figure comes from
- King Arthur Baking ingredient weight chart: Salt (Kosher, Diamond Crystal), 1 tablespoon = 8 g (about 128 g per cup) (chart)
This site uses 128 g per US cup of kosher salt (diamond crystal), spooned and levelled. References checked September 2026.
How many cups is X grams of kosher salt (diamond crystal)?
| Grams | US cups | Metric cups | Tablespoons | Ounces |
|---|---|---|---|---|
| 25 g kosher salt (diamond crystal) | ¼ | ⅛ | 3.13 | 0.88 |
| 50 g kosher salt (diamond crystal) | ⅜ | ⅜ | 6.25 | 1.76 |
| 75 g kosher salt (diamond crystal) | ⅝ | ½ | 9.38 | 2.65 |
| 100 g kosher salt (diamond crystal) | ¾ | ¾ | 12.5 | 3.53 |
| 110 g kosher salt (diamond crystal) | ⅞ | 0.81 | 13.75 | 3.88 |
| 120 g kosher salt (diamond crystal) | 0.94 | ⅞ | 15 | 4.23 |
| 125 g kosher salt (diamond crystal) | 1 | ⅞ | 15.63 | 4.41 |
| 130 g kosher salt (diamond crystal) | 1 | 1 | 16.25 | 4.59 |
| 140 g kosher salt (diamond crystal) | 1⅛ | 1 | 17.5 | 4.94 |
| 150 g kosher salt (diamond crystal) | 1⅛ | 1⅛ | 18.75 | 5.29 |
| 170 g kosher salt (diamond crystal) | 1⅓ | 1¼ | 21.25 | 6.00 |
| 175 g kosher salt (diamond crystal) | 1⅜ | 1⅓ | 21.88 | 6.17 |
| 200 g kosher salt (diamond crystal) | 1.56 | 1½ | 25 | 7.05 |
| 225 g kosher salt (diamond crystal) | 1¾ | 1⅔ | 28.13 | 7.94 |
| 240 g kosher salt (diamond crystal) | 1⅞ | 1¾ | 30 | 8.47 |
| 250 g kosher salt (diamond crystal) | 1.95 | 1⅞ | 31.25 | 8.82 |
| 275 g kosher salt (diamond crystal) | 2⅛ | 2 | 34.38 | 9.70 |
| 300 g kosher salt (diamond crystal) | 2⅓ | 2¼ | 37.5 | 10.58 |
| 350 g kosher salt (diamond crystal) | 2¾ | 2⅝ | 43.75 | 12.35 |
| 400 g kosher salt (diamond crystal) | 3⅛ | 2.96 | 50 | 14.11 |
| 450 g kosher salt (diamond crystal) | 3½ | 3⅓ | 56.25 | 15.87 |
| 500 g kosher salt (diamond crystal) | 3⅞ | 3⅔ | 62.5 | 17.64 |
How to measure kosher salt (diamond crystal) accurately
The 128 g figure assumes the spooned-and-levelled method: spoon the kosher salt (diamond crystal) into a dry measuring cup and sweep the top flat with a straight edge. Scooping the cup through the bag compacts it and gives a heavier cup.
- 1 US cup of kosher salt (diamond crystal) = 128 g
- 1 metric cup (250 ml) of kosher salt (diamond crystal) = 135 g
- ¾ cup = 96 g
- ½ cup = 64 g
- ⅓ cup = 43 g
- ¼ cup = 32 g
- 1 tablespoon = 8.0 g
Frequently asked questions
How many cups is 100 grams of kosher salt (diamond crystal)?
100 grams of kosher salt (diamond crystal) is about ¾ US cups, based on 128 g per cup, or ¾ metric cups.
How many grams in a cup of kosher salt (diamond crystal)?
One US cup of kosher salt (diamond crystal) weighs 128 grams. A 250 ml metric cup holds 135 grams.
How many cups is 250 grams of kosher salt (diamond crystal)?
250 grams of kosher salt (diamond crystal) is about 1.95 US cups, or 1⅞ metric cups.
Does a UK cup of kosher salt (diamond crystal) weigh the same as a US cup?
No. A UK, Australian or Canadian metric cup is 250 ml against the US 236.6 ml, so it holds about 5.7% more — 135 g of kosher salt (diamond crystal) rather than 128 g.
How many tablespoons is 100 grams of kosher salt (diamond crystal)?
100 grams of kosher salt (diamond crystal) is about 12.5 tablespoons.