Convert Onion from Ounces to Whole Onions
Use the tool below to convert onion from Ounces to Whole Onions.
How many onions are in an ounce?
An ounce of onions is about 0.26 of a medium onion, based on a medium onion of 110 g. Small onions push that figure up and large ones bring it down, so set the size selector to match what you have, then read the exact count above.
Onion substitutes
Ran out? What to use instead of onion →
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
0.26 onionsOnion Calculators & Kitchen Tools
Working with onion? These tools handle the jobs a converter cannot.
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- Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.
Common Onion conversions
Quick reference for onion at medium size. Switch the size in the converter above for small or large.
| Ounces | onions |
|---|---|
| 1 oz | 0.26 onions |
| 2 oz | 0.52 onions |
| 4 oz | 1.03 onions |
| 8 oz | 2.06 onions |
| 16 oz | 4.12 onions |
| 32 oz | 8.25 onions |
Frequently Asked Questions
- How many onions is 1 ounce?
- An ounce of onions is about 0.26 of a medium onion, since a medium onion weighs 110 g. With small onions that figure is about 0.4 and with large onions about 0.19. Set the size selector to match what you have, then read the exact count above. The converter runs both ways for any weight. Open the onion converter
- How many onions is 8 ounces?
- 8 ounces of onions is about 2 medium onions. Size changes that count: with small onions it is nearer 3 and with large ones about 2, since a small onion weighs around 70 g, a medium one 110 g and a large one 150 g. Set the size selector above to match yours, then read the exact count for any amount of onion.
- How much do 3 onions weigh in ounces?
- 3 medium onions weigh about 11.64 ounces, since a medium onion is around 110 g. Small onions come to roughly 7.41 ounces and large ones about 15.87 ounces, so size moves the total. Set the size selector above to match your onion, then read the exact weight for any count.
Related to Onion
Shallot
Shallots are milder and sweeter than yellow onion. Use in dressings, pan sauces, and gentle stews; skip when you need the raw bite of a sharp onion. See our Shallot converter.
Spring Onion
Best raw: salsas, dressings, and garnish. Spring onion whites are much milder than yellow onion, so cook gently or you lose the allium entirely. See our Spring Onion converter.
Garlic
Mincing garlic for the same dish? Garlic cloves (2–7 g) bring pungent bite where onion brings sweet body. See how many cloves are in an ounce.
Radish
Want a crisp, peppery bite? Radishes (8–25 g) are sharp and crunchy, good raw in slaws or quick pickles. See our Radish converter.
Chopped Onion
Already chopping? The chopped onion converter moves straight between cups, grams, and spoons of prepped onion. See our Chopped Onion converter.
See all available fresh produce and cooking ingredients.