Flour Cups to Grams: Full Conversion Chart

Quick answer

One US cup of all-purpose flour weighs about 125 g when spooned and levelled. Bread flour is denser at around 130 g and cake flour lighter at about 115 g. Scooping straight from the bag can add 20–30 g, so spoon and level for accuracy.

Our free flour cups to grams converter and charts give you an accurate answer both ways – cups to grams and grams to cups – for every common flour. 1 cup of all-purpose flour weighs about 125 g. Use the tool below, or read the exact value from the charts.

In summary: 1 cup of all-purpose flour = about 125 g. So 1/2 cup = 63 g, 2 cups = 250 g; and 100 g = 0.8 cups, 250 g = 2 cups, 500 g = 4 cups. Bread flour is a little heavier and cake flour lighter.


Flour cups to grams chart

Flour: cups to grams
Flour type 1 cup ¾ cup ½ cup ⅓ cup ¼ cup
All-purpose (plain) flour 125 g 94 g 63 g 42 g 31 g
Bread (strong) flour 130 g 98 g 65 g 43 g 33 g
Cake flour 115 g 86 g 58 g 38 g 29 g
Whole wheat flour 120 g 90 g 60 g 40 g 30 g
Self-raising flour 125 g 94 g 63 g 42 g 31 g

Based on a US cup (240 ml). Spoon-and-level; scooping straight from the bag can add 20–30 g per cup.

Flour cups to grams chart

Cups of flour Grams
1/8 cup 15.63 g
1/4 cup 31.25 g
1/3 cup 41.67 g
1/2 cup 62.5 g
2/3 cup 83.33 g
3/4 cup 93.75 g
1 cup 125 g
1 1/2 cups 187.5 g
2 cups 250 g
3 cups 375 g
4 cups 500 g

Grams of flour to cups chart

Flour (grams) Cups
100 g 0.8 cups
115 g 0.92 cups
125 g 1 cups
150 g 1.2 cups
175 g 1.4 cups
180 g 1.44 cups
200 g 1.6 cups
225 g 1.8 cups
240 g 1.92 cups
250 g 2 cups
275 g 2.2 cups
300 g 2.4 cups
350 g 2.8 cups
400 g 3.2 cups
450 g 3.6 cups
500 g 4 cups
600 g 4.8 cups
750 g 6 cups
1000 g 8 cups

Flour cups to grams by type

Different flours have different densities, so the weight per cup changes slightly:

Type of flour 1 cup in grams 100 g in cups
All-purpose (plain) 125 g 0.80 cups
Bread flour 127 g 0.79 cups
Cake flour 114 g 0.88 cups
Wholemeal / whole wheat 120 g 0.83 cups
Almond flour 96 g 1.04 cups

How to measure flour accurately

  1. Spoon flour into the cup – never scoop, which packs it and adds up to 20-30 g.
  2. Level the top with a knife.
  3. Better still, weigh it in grams with a kitchen scale for repeatable results.

Converting other ingredients? Use the Cups to Grams converter (accurate by ingredient), see the full recipe conversion chart, or read how many grams are in a cup of flour.

More at flour.

Flour in grams: from a quarter cup to several cups

Amount All-purpose / plain flour
¼ cup 31 g
⅓ cup 42 g
½ cup 63 g
¾ cup 94 g
1 cup 125 g
2 cups 250 g
3 cups 375 g
4 cups 500 g

How many grams is 1 cup of flour?

One cup of all-purpose (plain) flour is 125 g when spooned and levelled.

How many grams is 2 cups of flour?

Two cups of flour is 250 g; three cups is 375 g and four cups is 500 g.

How many grams is a quarter cup of flour?

A quarter cup of flour is about 31 g; half a cup is 63 g and three-quarters is 94 g.

Frequently asked questions

How many grams is 1 cup of flour? About 125 g of all-purpose flour per US cup.

How many cups is 500g of flour? About 4 cups of all-purpose flour.

How many cups is 250g of flour? About 2 cups of all-purpose flour.

Is flour cups to grams the same for bread and cake flour? Almost – bread flour is about 127 g per cup and cake flour about 114 g per cup, so the values differ slightly.

Written by Norman

Norman is a full-stack software engineer who builds precise digital tools for real-world kitchen challenges, born from his own struggles converting US recipes to metric mid-bake. When he's not debugging code, he's perfecting sourdough and pastry recipes, turning measurement frustration into foolproof, data-driven baking success.