Pounds to Grams Converter

One Pound equals 453.59237 Grams (1 lb = 453.59237 g). Multiply a Pound value by 453.59237 to get the equivalent in Grams. Use the calculator above for your value, or check the examples and reference table below.

Formula

g = lb × 453.59237

Multiply the Pound value by 453.59237 to get the equivalent value in Grams.

Example Conversions

1 Pound (lb)

453.59237 Gram (g)

5 Pound (lb)

2267.96185 Gram (g)

10 Pound (lb)

4535.9237 Gram (g)

25 Pound (lb)

11339.80925 Gram (g)

100 Pound (lb)

45359.237 Gram (g)

Conversion Table

Common conversion values from Pound to Gram
Pound (lb)Gram (g)
0.145.359237
0.5226.796185
1453.59237
2907.18474
52267.96185
104535.9237
2511339.80925
5022679.6185
10045359.237
250113398.0925
500226796.185
1000453592.37

How to Convert Manually

Use these steps to convert Pound values to Gram without the calculator.

  1. Write down the value in Pound (lb) that you want to convert.
  2. Multiply that value by 453.59237.
  3. For example, 10 Pounds × 453.59237 = 4535.9237 Grams.
  4. Label the result as Gram (g).

Relative Size Comparison

1 Pound
1 lb
1 Gram0.002204622622 Pounds

This chart shows the visual difference in size between exactly one Pound and one Gram.

About Pound and Gram

The pound (avoirdupois) is defined as exactly 0.45359237 kilograms under the 1959 international agreement. Body weight, groceries, and shipping in the US run on pounds. The gram is one thousandth of a kilogram. Recipes, nutrition labels, and postal scales work in grams because the kilogram is too coarse for them. One Pound equals 453.59237 Grams (1 lb = 453.59237 g). Pound is used in body weight in the US and in US grocery and butcher pricing. Gram is used in cooking and baking recipes.

Precision and Rounding:Metric-imperial mass factors are exact (1 lb = 0.45359237 kg by the 1959 agreement), so precision is purely a display choice. One decimal place is enough for body weight and cooking; nutrition labeling, pharmacy, and lab work need the full factor before rounding.

Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).

Worked Example

15Pounds equals6803.88555Grams.

15 lb × 453.59237 = 6803.88555 g

FAQ

How do I convert Pound to Gram?

Multiply the Pound value by 453.59237 to get the equivalent value in Grams.

What is the formula for Pound to Gram?

The formula is g = lb × 453.59237.

How many Grams are in 1 Pound?

1 Pound equals 453.59237 Grams.

Can I convert Gram back to Pound?

Yes. 1 Gram equals 0.002204622622 Pounds, and the related converter can reverse the calculation.

What are common names for Pound and Gram?

Pound is shown as lb and may also be searched as pounds, lbs. Gram is shown as g and may also be searched as grams, gramme, grammes.

Was this page helpful?

Let us know if this converter met your needs.

Related Converters