Ava, MO has a population of 2,973 and is the 8,803rd largest city in the United States. The population density is 901 per sq mi which is 935% higher than the Missouri average and 895% higher than the national average. The median age in Ava is 39 which is approximately 3% higher than the Missouri average of 38. In Ava, 66% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 61% of Ava residents were born in Missouri, 36% were born out of state, 1% were born outside of the United States and 1% were foreign born.