Arenzville, IL has a population of 382 and is the 21,126th largest city in the United States. The population density is 489 per sq mi which is 120% higher than the Illinois average and 440% higher than the national average. The median age in Arenzville is 46 which is approximately 24% higher than the Illinois average of 37. In Arenzville, 67% of the population over 15 years of age are married, 93% speak English and 6% speak Spanish. 87% of Arenzville residents were born in Illinois, 8% were born out of state, 4% were born outside of the United States and 1% were foreign born.
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The population density in Arenzville is 120% higher than Illinois.
The median age in Arenzville is 24% higher than Illinois.
In Arenzville 99.48% of the population is White.
In Arenzville 0.00% of the population is Black or African American.