Mena is a city in the U.S. state of Arkansas. It is part and the county seat of Polk County. It has a total land area of 6.77 square miles at 34°34′56″N 94°14′21″W. The elevation is 1,171 feet above sea level. As of the 2010 census data, it had a total population of 5,737 people. The population density was 839.08/sq mi. Estimated per capita income in 2015 was $21,883. The average travel time is 29 minutes. It has Zip code 71953.