Convert Onion from Pounds
Use the tool below to convert onion from Pounds to the measurement that you need.
How much is a pound of onions?
A pound of onions is 2.72 cups, about 453.59 grams or 4.12 medium onions. 0.5 pounds of onions is 1.36 cups and 2 pounds of onions is 5.43 cups. Use the converter below for any amount.
Related Onion Ingredients
Already chopping? The chopped onion converter moves straight between cups, grams, and spoons of prepped onion. See our Chopped Onion converter.
Need a milder, more delicate allium? Shallots (20–60 g) suit dressings and pan sauces. See shallots in pounds.
Spring onions (10–25 g) are tender and herbaceous, great raw or as a garnish. See our Spring Onion converter.
Mincing garlic for the same dish? Garlic cloves (2–7 g) bring pungent bite where onion brings sweet body. See cloves in pounds.
Want a crisp, peppery bite? Radishes (8–25 g) are sharp and crunchy, good raw in slaws or quick pickles. See our Radish converter.
Out of onion? See onion substitutes →
No scale? The tool below gives a good estimate, but for exact bakes a digital kitchen scale removes the guesswork.
Weigh it exact, get a scaleOnion converter tool
Enter an amount, pick your units, and set the size for counting whole onions.
Result
2.72 cupsOnion Calculators & Kitchen Tools
Working with onion? These tools handle the jobs a converter cannot.
- Oven to Air Fryer Converter Match the temperature and time when you swap the oven for an air fryer, fan oven, or slow cooker.
- Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.
- Weight Converter Switch between grams, ounces, pounds and kilograms for any ingredient.
Common Onion conversions
Quick reference for onion at medium size. Switch the size in the converter above for small or large.
| Pounds | onions |
|---|---|
| 0.5 lb | 2.06 onions |
| 1 lb | 4.12 onions |
| 1.5 lb | 6.19 onions |
| 2 lb | 8.25 onions |
| 3 lb | 12.37 onions |
Onion conversion chart
The chart below shows how whole onions (medium size) convert to cups, grams and ounces.
| lb | cups | onions | cups (US) | g | oz | kg |
|---|---|---|---|---|---|---|
| 0.5 lb | 1.36 cups | 2.06 onions | 1.42 cups (US) | 226.8 g | 8 oz | 0.23 kg |
| 1 lb | 2.72 cups | 4.12 onions | 2.83 cups (US) | 453.59 g | 16 oz | 0.45 kg |
| 2 lb | 5.43 cups | 8.25 onions | 5.67 cups (US) | 907.18 g | 32 oz | 0.91 kg |
| 3 lb | 8.15 cups | 12.37 onions | 8.5 cups (US) | 1360.78 g | 48 oz | 1.36 kg |
| 5 lb | 13.58 cups | 20.62 onions | 14.17 cups (US) | 2267.96 g | 80 oz | 2.27 kg |
Frequently Asked Questions
- How much is a pound of onions?
- A pound of onions is 2.72 cups, or 453.59 grams, about 4.12 medium onions. The ratio is fixed, so 0.5 pounds of onions is 1.36 cups and 2 pounds of onions is 5.43 cups. Use the converter above for any amount, or the chart above for the most common quantities. Open the onion converter
- How much is a pound of onions in cups?
- A pound of onions is 2.72 cups. The conversion scales in a straight line, so 0.5 pounds of onions is 1.36 cups and 2 pounds of onions is 5.43 cups. Multiply or divide that figure to match whatever your recipe needs, or use the converter above for an exact reading at any amount.
- How do I convert pounds to grams for any ingredient?
- Converting pounds to grams is pure weight maths that applies to any food, not just onions, so 1 pound is always 453.59 grams. For other amounts, the weight converter at the link below handles grams, ounces, pounds, kilograms and stone in both directions. Pounds to grams converter
Onion measurement options
Choose from the following measurements to convert to