Havana, KS has a population of 122 and is the 26,344th largest city in the United States. The population density is 934 per sq mi which is 2561% higher than the Kansas average and 930% higher than the national average. The median age in Havana is 42 which is approximately 16% higher than the Kansas average of 36. In Havana, 81% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 38% of Havana residents were born in Kansas, 61% were born out of state, 0% were born outside of the United States and 2% were foreign born.