Kansas City, MO has a population of 471,767 and is the 36th largest city in the United States. The population density is 1,498 per sq mi which is 1634% higher than the Missouri average and 1554% higher than the national average. The median age in Kansas City is 35 which is approximately 8% lower than the Missouri average of 38. In Kansas City, 46% of the population over 15 years of age are married, 89% speak English and 7% speak Spanish. 55% of Kansas City residents were born in Missouri, 37% were born out of state, 1% were born outside of the United States and 7% were foreign born.
