Arkoe, MO has a population of 84 and is the 27,315th largest city in the United States. The population density is 618 per sq mi which is 615% higher than the Missouri average and 582% higher than the national average. The median age in Arkoe is 25 which is approximately 36% lower than the Missouri average of 38. In Arkoe, 53% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 63% of Arkoe residents were born in Missouri, 37% were born out of state, 0% were born outside of the United States and 0% were foreign born.