Pound

lb

Commonly Used

The pound is the fundamental unit of mass in the imperial system. The avoirdupois pound (the common pound) is defined as exactly 453.59237 grams, making it a precisely defined unit despite its non-metric origins.

Quick Converter

1 lb = g

Controls display format. Very small or very large numbers will be shown in scientific notation (e.g., 1.5e-6).

Pound (lb)

The pound is the fundamental unit of mass in the imperial system. The avoirdupois pound (the common pound) is defined as exactly 453.59237 grams, making it a precisely defined unit despite its non-metric origins.

Characteristics

  • Imperial system unit
  • 1 pound = 453.592 grams
  • 1 pound = 16 ounces
  • Symbol: lb (from Latin “libra”) or “lbs” (plural)
  • Common in: body weight, food recipes, product labeling in English-speaking countries

Conversions

  • 1 lb = 453.592 g
  • 1 lb = 0.453592 kg
  • 1 lb = 16 ounces
  • 1 lb = 14 stones / 14 = 1 stone
  • 1 lb = 7000 grains
  • 1 lb = 0.000453592 metric tons

Used In Regions

US UK Canada