How Heavy Is a 5 lb Bag of Flour?
a 5 lb Bag of Flour weighs exactly
2.268 kg (5 lb)
- a bowling ball7.26 kg
heaviest ball allowed in tenpin bowling (16 lb); USBC sets no minimum weight
- a domestic cat4.5 kg
adult domestic cat (Felis catus); males larger; range 4.1–5.4 kg
- a gallon of water3.78 kg
1 US gallon (3.785 412 L) of pure water at 4 °C
- a 5 lb bag of flour2.27 kg
one 5 lb (2.27 kg) bag of all-purpose flour, net weight as labelled
- You
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Put it in perspective
- About 1.7× a gallon of water
- About 2.0× a domestic cat
- About 3.2× a bowling ball
Why weights differ
This is the labelled net weight, not a measurement of one particular bag. Flour settles and compacts in shipping, so a bag can be a few grams off the printed figure.
Sources
[1] U.S. Department of Agriculture, FoodData Central
FoodData Central: All purpose flour, Family Gourmet (FDC 2078305)Government agency
“"packageWeight":"5 lbs/2.27 kg"”
Value as published: package weight 5 lbs / 2.27 kg · accessed 2026-11-11.
Last updated 2026-11-11.Report a correction (please include a source link).
Related objects
- a gallon of water3.78 kg (8.34 lb)
- a gallon of milk3.9 kg (8.61 lb)
- a watermelon4.52 kg (9.96 lb)
- a liter of water1 kg (2.2 lb)
- a loaf of bread0.567 kg (1.25 lb)
- a can of soda370 g (0.816 lb)
Frequently asked questions
How much does a 5 lb bag of flour weigh?
a 5 lb Bag of Flour weighs exactly 2.268 kg (5 lb) — one 5 lb (2.27 kg) bag of all-purpose flour, net weight as labelled.
How much is a 5 lb bag of flour in pounds and ounces?
5 lb, which is 80 oz. In metric terms: 2.268 kg.
Is a 5 lb bag of flour heavier than a gallon of water?
No. a 5 lb Bag of Flour weighs exactly 2.268 kg (5 lb), while a gallon of water is about 3.78 kg (8.34 lb) — roughly 1/1.67.
Why do sources give different weights?
This is the labelled net weight, not a measurement of one particular bag. Flour settles and compacts in shipping, so a bag can be a few grams off the printed figure.
Where does this number come from?
Every source is listed at the bottom of this page with publisher, link, access date and a verbatim quote. Numbers are only published when a qualifying source can be verified.