Chautauqua, KS has a population of 63 and is the 27,858th largest city in the United States. The population density is 148 per sq mi which is 323% higher than the Kansas average and 64% higher than the national average. The median age in Chautauqua is 52 which is approximately 43% higher than the Kansas average of 36. In Chautauqua, 63% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 65% of Chautauqua residents were born in Kansas, 35% were born out of state, 0% were born outside of the United States and 0% were foreign born.