Belleville, AR has a population of 424 and is the 20,552nd largest city in the United States. The population density is 227 per sq mi which is 310% higher than the Arkansas average and 151% higher than the national average. The median age in Belleville is 37 which is approximately 1% lower than the Arkansas average of 38. In Belleville, 68% of the population over 15 years of age are married, 66% speak English and 23% speak Spanish. 58% of Belleville residents were born in Arkansas, 16% were born out of state, 0% were born outside of the United States and 26% were foreign born.