Como, IL has a population of 408 and is the 20,757th largest city in the United States. The population density is 383 per sq mi which is 72% higher than the Illinois average and 323% higher than the national average. The median age in Como is 58 which is approximately 56% higher than the Illinois average of 37. In Como, 80% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 86% of Como residents were born in Illinois, 14% were born out of state, 0% were born outside of the United States and 0% were foreign born.