Bluffs, IL has a population of 734 and is the 17,166th largest city in the United States. The population density is 822 per sq mi which is 270% higher than the Illinois average and 808% higher than the national average. The median age in Bluffs is 39 which is approximately 5% higher than the Illinois average of 37. In Bluffs, 60% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 90% of Bluffs residents were born in Illinois, 9% 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 Bluffs is 270% higher than Illinois.
The median age in Bluffs is 5% higher than Illinois.
In Bluffs 100.00% of the population is White.
In Bluffs 0.00% of the population is Black or African American.