Ladoga, IN has a population of 1,150 and is the 14,292nd largest city in the United States. The population density is 2,146 per sq mi which is 1042% higher than the Indiana average and 2269% higher than the national average. The median age in Ladoga is 30 which is approximately 20% lower than the Indiana average of 37. In Ladoga, 63% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 84% of Ladoga residents were born in Indiana, 14% were born out of state, 1% were born outside of the United States and 1% were foreign born.