The top six egg-producing states in the U.S. have a total of 157 million hens. This represents 56.7% of the average U.S. hen population of 276.9 million for the first six months of 2009. 

Hen complements in each state and the percentage of U.S. population are as follows:

  1. Iowa, 52.8 million hens, 19.1%
  2. Ohio, 26.7 million hens, 9.6%
  3. Indiana, 23.2 million hens, 8.4%
  4. Pennsylvania, 21.4 million hens, 7.7%
  5. California, 19.4 million hens, 7%
  6. Texas, 13.5 million hens, 4.9%