Mapleton, IL has a population of 307 and is the 22,385th largest city in the United States. The population density is 329 per sq mi which is 48% higher than the Illinois average and 263% higher than the national average. The median age in Mapleton is 39 which is approximately 5% higher than the Illinois average of 37. In Mapleton, 57% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 86% of Mapleton residents were born in Illinois, 12% were born out of state, 1% were born outside of the United States and 1% were foreign born.
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The population density in Mapleton is 48% higher than Illinois.
The median age in Mapleton is 5% higher than Illinois.
In Mapleton 100.00% of the population is White.
In Mapleton 0.00% of the population is Black or African American.