Excelsior Estates, MO has a population of 203 and is the 24,385th largest city in the United States. The population density is 844 per sq mi which is 877% higher than the Missouri average and 831% higher than the national average. The median age in Excelsior Estates is 32 which is approximately 18% lower than the Missouri average of 38. In Excelsior Estates, 63% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 76% of Excelsior Estates residents were born in Missouri, 23% were born out of state, 0% were born outside of the United States and 1% were foreign born.