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Pound to Gram Converter

Instant, two-way conversion across common engineering units.

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1 lb = 453.59237 g(Pound → Gram)

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Converting pounds to grams

To convert pounds to grams, multiply the value by 453.59237. Mass conversions support load take-offs, steel tonnage and transport limits, where imperial and metric figures often appear in the same package.

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To scale
1 pound = 453.59237 grams.
1 gram = 0.0022046226 pounds.

Pound (lb)

The pound (lb) is the base mass unit of US customary practice.

Origin
Defined internationally since 1959 as exactly 0.45359237 kg.
Where it is used
Used for loads, material weights and equipment ratings on US projects.
Relation to SI
1 lb = 0.45359237 kg exactly, so 1 kg is about 2.2046 lb.

Gram (g)

The gram (g) is one thousandth of a kilogram.

Origin
A decimal subdivision of the SI base unit of mass.
Where it is used
Used for sample masses, coatings, fabrics and product weights.
Relation to SI
1 g = 0.001 kg exactly.

Frequently asked questions

How many grams are in one pound?

1 lb equals 453.59237 g.

How do I convert pounds to grams?

Multiply the value by 453.59237. For example, 10 lb equals 4,535.9237 g.

How do I convert back from grams to pounds?

1 g equals 0.0022046226 lb. The converter above works in both directions, so you can type into either field.

Is this converting mass or weight?

Mass. Kilograms and pounds measure mass; force units such as newtons or kilonewtons are a separate quantity used in structural load calculations.

What is the difference between a US ton and a metric tonne?

A US short ton is 2,000 lb, about 907 kg, while a metric tonne is exactly 1,000 kg. The imperial long ton is 2,240 lb, about 1,016 kg.

Is this mass converter free to use?

Yes. Every unit conversion runs in your browser, needs no account and is free for professional use.

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