Chia Seeds: Grams to Cups
1 cup of chia seeds = 148 grams
One US cup of chia seeds weighs 148 grams. One 250 ml metric cup — the one used in the UK, Australia, New Zealand and Canada — holds 156 grams. To convert any weight, divide the grams by the figure for your cup.
Chia seeds weigh about 148 g per cup (King Arthur Baking: 37 g per ¼ cup). One tablespoon is about 9 g, the usual amount mixed with 3 tablespoons of water to replace one egg.
Where the 148 g figure comes from
- King Arthur Baking ingredient weight chart: Chia seeds, 1/4 cup = 37 g (about 148 g per cup) (chart)
This site uses 148 g per US cup of chia seeds, spooned and levelled. References checked September 2026.
How many cups is X grams of chia seeds?
| Grams | US cups | Metric cups | Tablespoons | Ounces |
|---|---|---|---|---|
| 25 g chia seeds | ⅛ | ⅛ | 2.7 | 0.88 |
| 50 g chia seeds | ⅓ | ⅓ | 5.41 | 1.76 |
| 75 g chia seeds | ½ | ½ | 8.11 | 2.65 |
| 100 g chia seeds | ⅔ | ⅝ | 10.81 | 3.53 |
| 110 g chia seeds | ¾ | ⅔ | 11.89 | 3.88 |
| 120 g chia seeds | 0.81 | ¾ | 12.97 | 4.23 |
| 125 g chia seeds | ⅞ | ¾ | 13.51 | 4.41 |
| 130 g chia seeds | ⅞ | ⅞ | 14.05 | 4.59 |
| 140 g chia seeds | 0.95 | ⅞ | 15.14 | 4.94 |
| 150 g chia seeds | 1 | 0.96 | 16.22 | 5.29 |
| 170 g chia seeds | 1⅛ | 1⅛ | 18.38 | 6.00 |
| 175 g chia seeds | 1⅛ | 1⅛ | 18.92 | 6.17 |
| 200 g chia seeds | 1⅓ | 1¼ | 21.62 | 7.05 |
| 225 g chia seeds | 1½ | 1.44 | 24.32 | 7.94 |
| 240 g chia seeds | 1⅝ | 1½ | 25.95 | 8.47 |
| 250 g chia seeds | 1⅔ | 1⅝ | 27.03 | 8.82 |
| 275 g chia seeds | 1⅞ | 1¾ | 29.73 | 9.70 |
| 300 g chia seeds | 2 | 1⅞ | 32.43 | 10.58 |
| 350 g chia seeds | 2⅜ | 2¼ | 37.84 | 12.35 |
| 400 g chia seeds | 2⅔ | 2½ | 43.24 | 14.11 |
| 450 g chia seeds | 3.04 | 2⅞ | 48.65 | 15.87 |
| 500 g chia seeds | 3⅜ | 3¼ | 54.05 | 17.64 |
How to measure chia seeds accurately
The 148 g figure assumes the spooned-and-levelled method: spoon the chia seeds 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 chia seeds = 148 g
- 1 metric cup (250 ml) of chia seeds = 156 g
- ¾ cup = 111 g
- ½ cup = 74 g
- ⅓ cup = 49 g
- ¼ cup = 37 g
- 1 tablespoon = 9.3 g
Frequently asked questions
How many cups is 100 grams of chia seeds?
100 grams of chia seeds is about ⅔ US cups, based on 148 g per cup, or ⅝ metric cups.
How many grams in a cup of chia seeds?
One US cup of chia seeds weighs 148 grams. A 250 ml metric cup holds 156 grams.
How many cups is 250 grams of chia seeds?
250 grams of chia seeds is about 1⅔ US cups, or 1⅝ metric cups.
Does a UK cup of chia seeds 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 — 156 g of chia seeds rather than 148 g.
How many tablespoons is 100 grams of chia seeds?
100 grams of chia seeds is about 10.81 tablespoons.
More nuts and seeds conversions: Hemp Seeds grams to cups.