In 1 pounds there are 453.59237 grams. Meanwhile in 1 grams there are 0.002205 pounds. Keep reading to learn more about each unit of measure and how they are calculated. Or just use the Grams to Pounds calculator above to convert any number.
* Values rounded to 6 decimal places for readability
To convert pounds to grams, use the fixed conversion factor:
Tip: For everyday use, you can round to 1 lb ≈ 454 g for a quick pounds-to-grams conversion.
There are 453.59237 grams in 1 pound. This is the exact conversion based on the international avoirdupois pound.
Use this simple formula:
grams = pounds × 453.59237
Divide grams by the grams-per-pound value:
pounds = grams ÷ 453.59237
Not exactly. 1 lb = 453.59237 g, so 454 g is a rounded value. Rounding is fine for quick estimates, but it can add up in large batches.
2 lb = 2 × 453.59237 = 907.18474 g
Rounded to the nearest gram, that’s 907 g.
0.5 lb = 0.5 × 453.59237 = 226.796185 g
Rounded to the nearest gram, that’s 227 g.
0.25 lb = 0.25 × 453.59237 = 113.3980925 g
Rounded to the nearest gram, that’s 113 g.
0.1 lb = 0.1 × 453.59237 = 45.359237 g
Rounded to one decimal place, that’s 45.4 g.
Because the avoirdupois pound is defined as 0.45359237 kilograms. Since 1 kilogram = 1,000 grams, the pound equals 453.59237 grams.
A pound (lb) is a larger unit used mostly in the US and a few other places. A gram (g) is a smaller unit used in the metric system. Grams are common for food, lab work, and small weights.
Most everyday use refers to the avoirdupois pound, which is 453.59237 g. Other pounds exist (like the troy pound), but they are not used for common shopping, body weight, or cooking.
For most recipes, rounding to the nearest gram works well. If you bake or scale recipes, keep one decimal place in grams to stay accurate, especially for small amounts.
Here are a few quick ones people use often:
Yes, for a quick estimate:
Small differences usually come from rounding. Some sources use 453.6 g per lb, while others use the exact 453.59237 g. The more decimals you keep, the closer your result will be.
The Calculate Box tool to convert pounds to grams uses the open source script Convert.js to convert units of measurement. To use this tool, simply type a pounds value in the box and have it instantly converted to grams.