Pounds to Cups: How Many Cups in a Pound of Sugar, Flour, or Butter?

When converting recipes, units, and measurements, one of the most frequently asked questions is how many cups are in a pound. There are 2 cups in 1 pound.

However, a pound of different types of flour varies in volume when measured using cups. For example, 1 pound equals 3.62 cups of all-purpose flour, 3.49 cups of bread flour, and 3.98 cups of cake flour.

The same applies to various types of sugar, fat, and wet ingredients. This article will provide a quick answer to how many cups of sugar are in a pound, as well as address other related questions.

Jump to:

How many cups in a pound
Pounds to cups conversions for dry ingredients
Pounds to cups conversions for fat
Pounds to cups conversions for liquid ingredients
What is a pound?
What is a cup?
How to convert cups to pounds and vice versa
Which cup should you use
Other baking conversions
Comments

How many cups in a pound

Here is a simple conversion table from pounds to cups.

US pound	Cups	UK pound	Cups
1 lb	1.91 cups	1 lb	1.32 cups
2 lb	3.82 cups	2 lb	2.64 cups
3 lb	5.73 cups	3 lb	3.3 cups
4 lb	7.64 cups	4 lb	3.96 cups
5 lb	9.55 cups	5 lv	4.62 cups

Pounds to cups conversions for dry ingredients

Flour

Pounds	All-purpose flour	Bread flour	Cake flour	Self-raising flour
½ lb	1.81 cups	1.74 cups	1.99 cups	1.81 cups
1 lb	3.62 cups	3.49 cups	3.98 cups	3.63 cups
2 lb	7.25 cups	6.97 cups	7.96 cups	7.26 cups
3 lb	10.87 cups	10.46 cups	11.93 cups	10.89 cups
4 lb	14.5 cups	13.94 cups	15.91 cups	14.51 cups
5 lb	18.12 cups	17.43 cups	19.89 cups	18.14 cups

Pounds	Whole wheat flour	Pastry flour	Buckwheat flour	Gluten-free flour
½ lb	1.75 cups	2.1 cups	1.89 cups	1.86 cups
1 lb	3.5 cups	4.2 cups	3.78 cups	3.72 cups
2 lb	7 cups	8.4 cups	7.56 cups	7.44 cups
3 lb	10.5 cups	12.6 cups	11.34 cups	11.15 cups
4 lb	14 cups	16.8 cups	15.12 cups	14.87 cups
5 lb	17.5 cups	21 cups	18.9 cups	18.59 cups

How many cups in a pound of flour?

1 pound of all-purpose flour equals 3.62 cups
1 pound of bread flour equals 3.49 cups
1 pound of cake flour equals 3.98 cups
1 pound of self-raising flour equals 3.63 cups
1 pound of whole wheat flour equals 3.5 cups
1 pound of pastry flour equals 4.2 cups
1 pound of buckwheat flour equals 3.78 cups
1 pound of gluten-free flour equals 3.72 cups

Sugar

Pounds	Granulated sugar	Caster sugar	Brown sugar	Powdered sugar
½ lb	1.13 cups	1.01 cups	1.13 cups	1.81 cups
1 lb	2.27 cups	2.02 cups	2.27 cups	3.63 cups
2 lb	4.54 cups	4.03 cups	4.54 cups	7.26 cups
3 lb	6.8 cups	6.05 cups	6.8 cups	10.89 cups
4 lb	9.07 cups	8.06 cups	9.07 cups	14.51 cups
5 lb	11.34 cups	10.08 cups	11.34 cups	18.14 cups

How many cups in a pound of sugar?

1 pound of granulated sugar equals 2.27 cups
1 pound of caster sugar equals 2.02 cups
1 pound of brown sugar equals 2.27 cups
1 pound of powdered sugar equals 3.63 cups

Pounds to cups conversions for fat

When butter is standardized, it's always a pound for every two cups, regardless of brand.

Pounds	Butter	Margarine	Virgin olive oil
½ lb	1 cups	1.05 cups	1.03 cups
1 lb	2 cups	2.09 cups	2.07 cups
2 lb	4 cups	4.18 cups	4.13 cups
3 lb	6 cups	6.27 cups	6.2 cups
4 lb	8 cups	8.36 cups	8.26 cups
5 lb	10 cups	10.45 cups	10.33 cups

So, let's break it down:

1 pound of butter equals 2 cups
1 pound of margarine equals 2.09 cups
1 pound of virgin olive oil equals 2.07 cups

Pounds to cups conversions for liquid ingredients

Pounds	Water	Milk
½ lb	0.96 cups	0.94 cups
1 lb	1.92 cups	1.87 cups
2 lb	3.83 cups	3.75 cups
3 lb	5.75 cups	5.62 cups
4 lb	7.67 cups	7.50 cups
5 lb	9.59 cups	9.37 cups

1 pound of water equals 1.92 cups
1 pound of milk equals 1.87 cups

What is a pound?

Pound (abbreviated as lb, lbs, lb_m, or #) is a measure of weight in the United States that is equal to 16 ounces or 0.45359237 kilograms.

But there are two types of pound: the Troy pound of the United Kingdom and the avoirdupois pound of the United States.

1 US (avoirdupois) pound = 1.91 cups
1 UK/imperial (Troy) pound = 0.66 cups

What is a cup?

A cup is an essential measuring tool for cooking and baking. It is used to measure the volume of liquids, such as water, milk, and oil, as well as dry ingredients like flour, sugar, and rice.

How to convert cups to pounds and vice versa

Let's start from the basics to calculate how many cups are in a pound. The one-pound to 2 cups conversion is mainly used for cooking and baking purposes.

1 pound equals 2 cups.
1 cup equals ½ pound, or 1 c = ½ lb.

Let's make an example: how many pounds are 5 cups? If 1 cup = ½ pound, we should first multiply five (the number of cups) by ½ (the coefficient): 5 x ½ = 2.5

The answer: 5 cups make 2.5 pounds.

Note: Use the formula when working with liquid-to-pound conversions.

However, the food items have different densities. So, the actual volume of a pound varies depending on the density of the ingredient.

To convert pounds to cups (lbs to cups), you should divide the weight multiplied by 1.917223 by the density of the ingredient:

Cups = pounds × 1.917223/ingredient density

To convert cups to pounds (cups to lbs), you should divide the volume multiplied by the density of the ingredient by 1.917223:

Pounds = cups × ingredient density/1.917223

Which cup should you use

The cup is a US customary unit of volume equal to 16 tablespoons or eight fluid ounces.

In the United States, there are two main sizes of cups: the US customary cup, used in recipes, and the US legal cup, used in nutrition labeling.

1 US customary cup = 236.588 mL
1 US legal cup = 240 mL

There is the metric cup in the UK and the rest of the Commonwealth: 1 international (metric) cup = 250 mL

However, if you use a recipe from an old British cookbook, it probably uses an imperial cup: 1 imperial cup = 284.131 mL

If you follow the US recipes, please invest in a set of measuring cups and spoons to measure ingredients. However, a good kitchen scale will always give precise measurements and predictable results in baking.

Other baking conversions

To convert between other measurement units such as grams, pints, quarts, gallons, tablespoons, teaspoons, and more, visit Baking Conversion Charts. You will find individual converters from cups to grams, grams to cups, cups to pints, etc.