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Pounds to Grams Calculator

Convert between pounds and grams using the exact international conversion factor: 1 pound = 453.59237 grams. This calculator also displays kilograms and ounces so you have every weight unit you might need at a glance.

Pounds belong to the US customary and imperial systems, while grams are metric. Converting between them comes up constantly in cooking, shipping, science, and nutrition.

Exact Conversion Factor:

  • 1 pound = 453.59237 grams (exact)
  • 1 gram = 0.00220462 pounds
  • 1 pound = 0.453592 kilograms
  • 1 pound = 16 ounces

Pounds to Grams Reference Table:

Pounds Grams Kilograms
0.25 lb 113.40 g 0.1134 kg
0.5 lb 226.80 g 0.2268 kg
1 lb 453.59 g 0.4536 kg
2 lb 907.18 g 0.9072 kg
5 lb 2,267.96 g 2.2680 kg
10 lb 4,535.92 g 4.5359 kg
50 lb 22,679.62 g 22.6796 kg
100 lb 45,359.24 g 45.3592 kg

Where this comes up: US nutrition labels list serving sizes in grams, but Americans think in pounds. International recipes use grams while American recipes use ounces and pounds. Shipping carriers often accept either unit. This converter bridges all those situations.

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