The short answer: a head of lettuce typically weighs about 300 to 600 grams (11 ounces to 1.3 pounds), varying widely by variety.
Head of lettuce weight by type
Lettuce comes in tightly packed and loose-leaf forms that weigh quite differently. The weights below cover common whole heads.
| Type (example) | Typical weight |
|---|---|
| Butterhead / Bibb | about 150-250 g (5-9 oz) |
| Romaine | about 300-500 g (11-18 oz) |
| Iceberg | about 400-700 g (14 oz-1.5 lb) |
| Loose-leaf head | about 200-400 g (7-14 oz) |
What affects head of lettuce weight
- Variety. Dense iceberg weighs more than airy butterhead or loose-leaf types.
- Head size. Large heads can weigh twice as much as small ones.
- Water content. Crisp, fresh lettuce holds more water and weighs more.
- Trimming. Removing the core and outer leaves reduces usable weight.
- Packing density. Tightly wrapped leaves make a head feel heavier.
How head of lettuce weight compares
A typical head of lettuce weighs about the same as a 500 ml bottle of water, while a large iceberg is closer to a loaf of bread.
Frequently asked questions
How much does a head of lettuce weigh?
A typical head weighs about 300 to 600 grams, with iceberg often the heaviest.
How much does an iceberg lettuce weigh?
An iceberg head usually weighs about 400 to 700 grams.
How much does romaine lettuce weigh?
A head of romaine typically weighs about 300 to 500 grams.
