Reubens, ID has a population of 71 and is the 27,630th largest city in the United States. The population density is 421 per sq mi which is 2105% higher than the Idaho average and 364% higher than the national average. The median age in Reubens is 32 which is approximately 11% lower than the Idaho average of 36. In Reubens, 89% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 63% of Reubens residents were born in Idaho, 37% were born out of state, 0% were born outside of the United States and 0% were foreign born.