Des Arc, MO has a population of 158 and is the 25,456th largest city in the United States. The population density is 744 per sq mi which is 761% higher than the Missouri average and 721% higher than the national average. The median age in Des Arc is 48 which is approximately 25% higher than the Missouri average of 38. In Des Arc, 67% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 81% of Des Arc residents were born in Missouri, 19% were born out of state, 0% were born outside of the United States and 0% were foreign born.