Sheridan is a city located in the U.S. state of Arkansas. It is within and the county seat of Grant County. It has a total area of 12.14 square miles at 34°18′30″N 92°24′13″W. The elevation is 278 feet above sea level. As of the 2010 census data, it had a total population of 4,603. The population density was 397.74/sq mi. Estimated per capita income in 2016 was $28,347. Recent job growth is positively increased by 2.72 percent. The average travel time is 28 minutes. It has Zip code 72150.