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Pounds to US Cups Converter

Convert pounds (lb) to US cups (cup), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Convert cups and spoons to grams or ounces (or back) for a chosen ingredient, using USDA weights, or enter your own density.

The quantity to convert. Fractions such as 3/4 or 1 1/2 are accepted.
Unit you want. Swap exchanges the two units.
Weight per cup differs by ingredient and by how it is measured (sifted, packed, chopped). Each option names the assumption used; choose Other to enter your own density.
Only used when the ingredient is Other: the weight per volume of your ingredient.
Result
Converted amount
1.91722 cup
Density used
1 g/mL (USDA FDC 174158, 1 ml = 1 g)

1 pounds of water = 1.91722 US cups. Weights for cups and spoons vary with how the ingredient is measured, so treat this as a close estimate.

Show the the same amount in other volume units (17 rows)
The same amount in other volume units
UnitAmount
US teaspoons92.0267
US tablespoons30.6756
US fluid ounces15.3378
US liquid pints0.958611
US liquid quarts0.479306
US gallons0.119826
US nutrition-label fluid ounces15.1197
US nutrition-label cups1.88997
milliliters453.592
liters0.453592
metric teaspoons90.7185
metric tablespoons30.2395
metric cups1.81437
imperial fluid ounces15.9642
imperial pints0.798211
imperial quarts0.399105
imperial gallons0.0997764
Show the working
  1. 1 lb = 453.59237 g
  2. ÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 453.59237 mL
  3. = 1.91722283707 cup

How to convert pounds to us cups

1 lb = 1.91722 cup, so multiply by 1.91722 to go from pounds to US cups. Going the other way, 1 cup = 0.521588 lb.

cup = lb × 1.91722
lb = cup × 0.521588

Worked example:

5 lb = 2267.96185 g
÷ 1 g/mL (USDA FDC 174158, 1 ml = 1 g) = 2267.96185 mL
= 9.58611418535 cup

Pounds to us cups table

PoundsUS Cups
1 lb1.91722 cup
2 lb3.83445 cup
3 lb5.75167 cup
4 lb7.66889 cup
5 lb9.58611 cup
6 lb11.5033 cup
7 lb13.4206 cup
8 lb15.3378 cup
9 lb17.255 cup
10 lb19.1722 cup
15 lb28.7583 cup
20 lb38.3445 cup
25 lb47.9306 cup
30 lb57.5167 cup
40 lb76.6889 cup
50 lb95.8611 cup
75 lb143.792 cup
100 lb191.722 cup
250 lb479.306 cup
500 lb958.611 cup
1000 lb1,917.22 cup

About the units

Pounds (lb)
Pounds, a US customary unit. Definition: NIST Handbook 44 Appendix C (international foot and avoirdupois pound).
US Cups (cup)
US cups, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).

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