Beaver, AR has a population of 105 and is the 26,781st largest city in the United States. The population density is 333 per sq mi which is 501% higher than the Arkansas average and 268% higher than the national average. The median age in Beaver is 43 which is approximately 14% higher than the Arkansas average of 38. In Beaver, 52% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 23% of Beaver residents were born in Arkansas, 77% were born out of state, 0% were born outside of the United States and 0% were foreign born.