Smackover, AR has a population of 1,968 and is the 11,111th largest city in the United States. The population density is 453 per sq mi which is 716% higher than the Arkansas average and 400% higher than the national average. The median age in Smackover is 36 which is approximately 4% lower than the Arkansas average of 38. In Smackover, 58% of the population over 15 years of age are married, 97% speak English and 2% speak Spanish. 75% of Smackover residents were born in Arkansas, 23% were born out of state, 0% were born outside of the United States and 2% were foreign born.