Oakview, MO has a population of 409 and is the 20,754th largest city in the United States. The population density is 2,341 per sq mi which is 2610% higher than the Missouri average and 2484% higher than the national average. The median age in Oakview is 38 which is approximately equal to the Missouri average of 38. In Oakview, 59% of the population over 15 years of age are married, 94% speak English and 5% speak Spanish. 71% of Oakview residents were born in Missouri, 27% were born out of state, 1% were born outside of the United States and 1% were foreign born.