Homer, IL has a population of 1,289 and is the 13,602nd largest city in the United States. The population density is 1,316 per sq mi which is 492% higher than the Illinois average and 1352% higher than the national average. The median age in Homer is 38 which is approximately 1% higher than the Illinois average of 37. In Homer, 66% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 83% of Homer residents were born in Illinois, 16% were born out of state, 0% were born outside of the United States and 1% were foreign born.