Morrilton is a city located in the U.S. state of Arkansas. It is within and the county seat of Conway County in less than 50 miles northwest of Little Rock. Route 82. It has a total area of 9.17 square miles at 35°9′23″N 92°44′31″W. The elevation is 384 feet above sea level. As of the 2010 census data, it had a total population of 6,767. The population density was 765.34/sq mi. Estimated per capita income in 2015 was $20,561. It has Zip code 72110.