Hidalgo, IL has a population of 105 and is the 26,794th largest city in the United States. The population density is 306 per sq mi which is 37% higher than the Illinois average and 237% higher than the national average. The median age in Hidalgo is 42 which is approximately 12% higher than the Illinois average of 37. In Hidalgo, 66% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 86% of Hidalgo 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 Hidalgo is 37% higher than Illinois.
The median age in Hidalgo is 12% higher than Illinois.
In Hidalgo 96.19% of the population is White.
In Hidalgo 0.00% of the population is Black or African American.