Lacona, NY has a population of 693 and is the 17,541st largest city in the United States. The population density is 623 per sq mi which is 74% higher than the New York average and 588% higher than the national average. The median age in Lacona is 34 which is approximately 10% lower than the New York average of 38. In Lacona, 44% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 87% of Lacona residents were born in New York, 12% were born out of state, 1% were born outside of the United States and 0% were foreign born.