Franklin, IL has a population of 466 and is the 19,982nd largest city in the United States. The population density is 627 per sq mi which is 182% higher than the Illinois average and 592% higher than the national average. The median age in Franklin is 41 which is approximately 10% higher than the Illinois average of 37. In Franklin, 55% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 86% of Franklin residents were born in Illinois, 13% were born out of state, 1% were born outside of the United States and 0% were foreign born.
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The population density in Franklin is 182% higher than Illinois.
The median age in Franklin is 10% higher than Illinois.
In Franklin 100.00% of the population is White.
In Franklin 0.00% of the population is Black or African American.