Pounds to grams (lb to g)
Convert pounds to grams. For mass, 1 lb equals 453.59237 g.
Converter
lb to g conversion table
| Pounds | Grams |
|---|---|
| 1 lb | 453.59237 g |
| 2 lb | 907.18474 g |
| 5 lb | 2267.9619 g |
| 10 lb | 4535.9237 g |
| 25 lb | 11339.809 g |
| 50 lb | 22679.619 g |
| 100 lb | 45359.237 g |
| 1000 lb | 453592.37 g |
Formula
g = lb × 453.59237
Worked example
25 lb × 453.59237 = 11339.80925 g
Popular conversion examples
Choose an example to open this converter with the value filled in. These are useful examples, not a claim about search rankings.
- 1 lb to g = 453.592 g
- 5 lb to g = 2267.96 g
- 100 lb to g = 45359.2 g
- 1.5 lb to g = 680.389 g
- 100 g to lb = 0.220462 lb
- 300 g to lb = 0.661387 lb
About pounds and grams
Pound (lb)
The avoirdupois pound is defined as exactly 0.45359237 kilograms. It is used for body weight, groceries and shipping in the US and UK.
Gram (g)
A gram is one thousandth of a kilogram. It is used for cooking, postage and small product weights.
Both are units of mass; the base unit used internally is kg.
Notes
- Ounces and pounds are avoirdupois units of mass (1 lb = 0.45359237 kg exactly).
- The stone is the British unit of 14 avoirdupois pounds (6.35029318 kg). The troy ounce (31.1034768 g, used for precious metals) is a different unit from the avoirdupois ounce, and the grain is exactly 1/7000 of a pound (64.79891 mg).
- Mass cannot be negative.
lb to g FAQs
How do I convert pounds to grams?
Multiply the number of pounds by 453.59237 to get grams. For example, 25 lb × 453.59237 = 11339.8 g.
How many grams are in one pound?
1 lb = 453.59237 g and 1 g = 0.002204622622 lb. To go the other way, use the grams to pounds converter.
How many grams are in 2 pounds?
2 lb = 907.185 g, rounded to 6 significant digits. Change the value in the converter above for any other amount.
How many grams are in 5 pounds?
5 lb = 2267.96 g, rounded to 6 significant digits.
Is the lb to g conversion exact?
Yes. The factor 453.59237 follows directly from the unit definitions (The avoirdupois pound is defined as exactly 0.45359237 kilograms; a gram is one thousandth of a kilogram), so the only rounding is in the digits you choose to display.
What is the difference between pounds and grams?
The avoirdupois pound is defined as exactly 0.45359237 kilograms. It is used for body weight, groceries and shipping in the US and UK. A gram is one thousandth of a kilogram. It is used for cooking, postage and small product weights.
Does this convert weight or mass?
Strictly it converts mass. The pound, ounce and stone here are units of mass, which is what scales and everyday “weight” refer to on Earth. Pound-force and other units of force are different and are not handled by this converter.
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