There are 79 Periodical Publishers in Maryland, serving a population of 5,996,079 people in an area of 9,707 square miles. There is 1 Periodical Publisher per 75,899 people, and 1 Periodical Publisher per 122 square miles.
The state of Maryland is ranked 25th in Periodical Publishers per capita, and 7th in Periodical Publishers per square mile.