Greenwood, AR has a population of 9,296 and is the 4,154th largest city in the United States. The population density is 861 per sq mi which is 1453% higher than the Arkansas average and 851% higher than the national average. The median age in Greenwood is 34 which is approximately 11% lower than the Arkansas average of 38. In Greenwood, 61% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 63% of Greenwood residents were born in Arkansas, 35% were born out of state, 0% were born outside of the United States and 2% were foreign born.