# How Much Does a Bag of Flour Weigh? (In Metric and Imperial)

In this article, I’ll explain how much standard bags of flour weigh, along with conversions from metric weights (kilograms and grams) to imperial weights (pounds and ounces).

Flour bag weights can vary depending on the country you live in, so I’ve included charts to help you find the information relevant to you.

To give a high-level answer, standard metric weight bags of flour are generally sold in 500g, 1kg, 1.5kg, or 2kg bags, in the USA where imperial weights are used, flour is generally sold in larger 5lb bags.

Read on for more flour bag sizes, conversion weights of bags of flour that you can buy in stores and supermarkets, along with many more answers to frequently asked questions relating to flour bag weights.

## How Much Does a Standard Bag of Flour Weigh?

The charts below show standard flour bag weights so you can quickly find the information you’re looking for. I’ve split them out between metric and imperial weights so you can find the information relevant to you.

These weights are applicable for different flour types, including all-purpose/plain, wholemeal, self-raising, and specialty flours.

### Metric Weight (in Kilograms and Grams) of a Bag of Flour

Flour is sold in metric weights which are kilograms and grams in countries that use the metric system, including the UK, Australia, and Europe.

Below are the weight (from metric to imperial) conversions for bags of flour you will find in most shops and stores:

### Imperial Weight (in Pounds and Ounces) of a Bag of Flour

Flour is sold in metric weights which are pounds and ounces in the USA where the imperial system is used.

The table below shows standard weights of a bag of flour which you will find in most USA shops and stores, along with conversion into metric weights.

### What is the Most Likely Weight of a Bag of Flour?

In countries that use the metric system such as the UK and Australia, the most common weight of a bag of flour is a 1.5kg (3.3lb) bag. In the USA the most common weight of a bag of flour is 5lb (2.27kg).

Common flour types such as plain/all-purpose, strong white bread flour, and self-raising are mainly sold in these standard bag sizes and more specialty flours such as rye, spelt or coconut, are often sold in smaller 1kg or 2lb bags.

## How Much Does a Sack of Flour Weigh?

If you prefer to buy flour in bulk, then below are the most common weights of a sack or bulk bag of flour (of various types) in both metric and imperial.

### Metric Weight (in Kilograms and Grams) of a Sack of Flour

Sacks of flour are sold in metric weights in most countries across the world (including the UK and Australia), the chart shows common sack weights and along with conversions into imperial:

### Imperial Weight (in Pounds and Ounces) of a Sack of Flour

Below are the imperial weights of a sack of flour as sold in stores in the USA:

## How Many Cups of Flour are in a Bag?

The chart below shows how many US cups you can expect to get from a bag of flour, for various bag sizes along with conversion weights.

This is based on a cup of flour weighing 120g/4.2oz and should work for most flour types, including all-purpose/plain, self-raising, wholemeal, and specialty bread flours.

## Does The Weight of a Bag of flour Include the Bag?

The weight of a bag of flour is based on the net weight which means it does not include the weight of any packaging.

You might see an ‘e’ next to the weight of a bag of flour which means it’s an estimated weight and although very accurate, this allows for small discrepancies which are unavoidable in some types of food production.

## More Flour Bag Weight FAQ’s

How heavy is a commercial bag of flour?

The most common metric weight of a commercial bag of flour that is sold in the UK is 25kg (55.1lb) and in the US commercial sacks of flour weigh 50lb (22.7kg).

What unit do we use to measure a bag of flour?

In countries that use the metric system, flour is sold in kilograms or grams, and in the USA where the imperial weight system is used, flour is sold in pounds and ounces.

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