Marquand, MO has a population of 312 and is the 22,284th largest city in the United States. The population density is 1,310 per sq mi which is 1416% higher than the Missouri average and 1346% higher than the national average. The median age in Marquand is 39 which is approximately 1% higher than the Missouri average of 38. In Marquand, 55% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 78% of Marquand residents were born in Missouri, 21% were born out of state, 1% were born outside of the United States and 1% were foreign born.