There are 34 Periodical Publishers in Iowa, serving a population of 3,118,102 people in an area of 55,842 square miles. There is 1 Periodical Publisher per 91,708 people, and 1 Periodical Publisher per 1,642 square miles.
The state of Iowa is ranked 37th in Periodical Publishers per capita, and 38th in Periodical Publishers per square mile.