Egg Size Calculator
Weigh a single egg on a kitchen scale and enter the grams to see its US size grade. To estimate how many eggs your flock lays, use the egg laying calculator.
US size gradeMedium
Weight1.98 oz
How we calculate it
US grades by weight per egg: Peewee under 42.5 g, Small 42.5+, Medium 49.6+, Large 56.7+, Extra Large 63.8+, Jumbo 70.9+ grams.
Based on:
- Official US shell egg weight classes (USDA Agricultural Marketing Service)
Figures are typical guidelines for planning. Your birds, breed, climate, and feed will vary.
Frequently asked questions
How much does a large egg weigh?
A US Large egg weighs at least 56.7 grams (about 2 ounces). Extra Large starts at 63.8 grams and Jumbo at 70.9 grams.
Why are my hens laying small eggs?
Young hens (pullets) lay small eggs at first and the size increases over their first few months. Small eggs can also come from small breeds, heat, or low-protein feed.
What counts as a jumbo egg?
A Jumbo egg weighs 70.9 grams or more (about 2.5 ounces). These often come from older hens and sometimes have double yolks.