Pounds to Grams Conversion

Enter the weight in pounds below to get the value converted to grams.

Results in Grams:
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1 lb = 453.59237 g
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How to Convert Pounds to Grams

To convert a pound measurement to a gram measurement, multiply the weight by the conversion ratio.

Since one pound is equal to 453.59237 grams, you can use this simple formula to convert:

grams = pounds × 453.59237

The weight in grams is equal to the pounds multiplied by 453.59237.

For example, here's how to convert 5 pounds to grams using the formula above.
5 lb = (5 × 453.59237) = 2,267.96185 g

Pounds and grams are both units used to measure weight. Keep reading to learn more about each unit of measure.

Pounds

Pounds are a widely used unit of mass/weight in the United States. The National Bureau of Standards approved the international definition of the pound for use in the United States in 1959 after an agreement between six nations referred to as the International Yard and Pound Agreement.[1]

One pound is equal to 16 ounces, or 0.45359237 kilograms. In the avoirdupois or apothecaries' systems, one pound is equal to 7,000 grains.[2]

The pound is a US customary and imperial unit of weight. A pound is sometimes also referred to as a common ounce. Pounds can be abbreviated as lb, and are also sometimes abbreviated as lbs, lbm, or #. For example, 1 pound can be written as 1 lb, 1 lbs, 1 lbm, or 1 #.

Grams

A gram is the mass/weight equal to 1/1,000 of a kilogram and is roughly equivalent to the mass of one cubic centimeter of water.

The gram, or gramme, is an SI unit of weight in the metric system. Grams can be abbreviated as g; for example, 1 gram can be written as 1 g.

Pound to Gram Conversion Table

Pound measurements converted to grams
Pounds Grams
1 lb 453.59 g
2 lb 907.18 g
3 lb 1,361 g
4 lb 1,814 g
5 lb 2,268 g
6 lb 2,722 g
7 lb 3,175 g
8 lb 3,629 g
9 lb 4,082 g
10 lb 4,536 g
11 lb 4,990 g
12 lb 5,443 g
13 lb 5,897 g
14 lb 6,350 g
15 lb 6,804 g
16 lb 7,257 g
17 lb 7,711 g
18 lb 8,165 g
19 lb 8,618 g
20 lb 9,072 g
21 lb 9,525 g
22 lb 9,979 g
23 lb 10,433 g
24 lb 10,886 g
25 lb 11,340 g
26 lb 11,793 g
27 lb 12,247 g
28 lb 12,701 g
29 lb 13,154 g
30 lb 13,608 g
31 lb 14,061 g
32 lb 14,515 g
33 lb 14,969 g
34 lb 15,422 g
35 lb 15,876 g
36 lb 16,329 g
37 lb 16,783 g
38 lb 17,237 g
39 lb 17,690 g
40 lb 18,144 g

References

  1. National Bureau of Standards, Refinement of Values for the Yard and Pound, U.S. Department of Commerce, July 1, 1959, https://www.nist.gov/system/files/documents/2017/05/09/frn-59-5442-1959.pdf
  2. Encyclopædia Britannica, Avoirdupois weight, https://www.britannica.com/science/avoirdupois-weight

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