Ingalls Park, IL has a population of 2,872 and is the 9,032nd largest city in the United States. The population density is 2,548 per sq mi which is 1046% higher than the Illinois average and 2712% higher than the national average. The median age in Ingalls Park is 32 which is approximately 16% lower than the Illinois average of 37. In Ingalls Park, 48% of the population over 15 years of age are married, 72% speak English and 23% speak Spanish. 77% of Ingalls Park residents were born in Illinois, 9% were born out of state, 1% were born outside of the United States and 14% were foreign born.