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Convert pounds to grams (lb to g)

Type a value in pounds or in grams: the other field updates as you type. Below you will find the formula, a worked example and a lb to g chart.

Updated on

1 lb = 453.592 g

How to convert pounds to grams

Formula: g = lb × 453.592

Worked example: 150 lb → 150 × 453.592 = 68,038.9 g

Pounds to grams conversion chart

Pounds (lb)Grams (g)
1 lb453.592 g
2 lb907.185 g
3 lb1,360.78 g
4 lb1,814.37 g
5 lb2,267.96 g
6 lb2,721.55 g
7 lb3,175.15 g
8 lb3,628.74 g
9 lb4,082.33 g
10 lb4,535.92 g
12 lb5,443.11 g
15 lb6,803.89 g
20 lb9,071.85 g
25 lb11,339.8 g
30 lb13,607.8 g
40 lb18,143.7 g
50 lb22,679.6 g
75 lb34,019.4 g
100 lb45,359.2 g
250 lb113,398 g
500 lb226,796 g
1,000 lb453,592 g

What is a pound?

The international avoirdupois pound has been exactly 0.45359237 kilogram since 1959, and holds 16 ounces. It is the US unit for body weight, groceries, shipping and gym plates. The abbreviation lb comes from libra, the Roman pound.

What is a gram?

The gram is one thousandth of a kilogram, roughly the mass of a paper clip. It is the unit of kitchen scales and recipes outside the US, of nutrition labels (protein, fat and sugar per serving) and of postage for small parcels.

Frequently asked questions

How many grams are in a pound?

A pound equals 453.592 grams. To convert any value, multiply the number of pounds by 453.592.

How do you convert pounds to grams?

Use the formula g = lb × 453.592. Example: 150 lb → 150 × 453.592 = 68,038.9 g.

How many pounds are in a gram?

A gram equals 0.00220462 pounds. That is the reverse conversion, from grams to pounds.

Results are rounded to 6 significant digits; the conversion factors are the exact legal definitions.