Flour Converter: Cups to Grams

Convert all-purpose flour between cups, tablespoons, teaspoons and grams. Accurate baking conversions for sifted or packed flour.

1 cup of flour = 125.00 g

How many grams in a cup of flour?

One cup of flour weighs 125.0 g.

Equivalently, 100 g of flour ≈ 0.80 cups.

How many grams in a tablespoon of flour?

One tablespoon of flour weighs 7.8 g.

Equivalently, 100 g of flour ≈ 12.80 tablespoons.

How many grams in a teaspoon of flour?

One teaspoon of flour weighs 2.6 g.

Equivalently, 100 g of flour ≈ 38.40 teaspoons.

About flour measurement

Measuring flour by volume is common in home baking but less precise than weighing. The actual weight of a cup of flour depends on how it was measured: sifted flour is lighter, packed flour heavier, spooned-and-levelled falls in between.

Tips for accurate flour measurement

  • Spoon and level: spoon flour into the measuring cup and level the top with a straight edge. This is the US standard method and gives consistent results.
  • Sift when specified: sifted flour can be significantly lighter per cup — always sift before measuring if the recipe says "1 cup sifted flour".
  • Use a scale: weighing flour on a kitchen scale is the most accurate method and removes all ambiguity about packing.

Flour varieties and their densities

Different flour types have different densities:

  • All-purpose flour: the most common reference for cup-to-gram conversions.
  • Bread flour: slightly heavier than all-purpose due to higher protein content.
  • Cake flour: lighter and finer, a cup weighs less than all-purpose.
  • Whole wheat flour: denser and heavier per cup.

Use verified density data for each specific flour type when precision matters.