Prairie du Rocher, IL
Population 432 · Illinois
About Prairie du Rocher, IL
Prairie du Rocher is a small community in Illinois with a population of 432 residents. The median household income is $60,313 per year, which is near the national average. The median age in Prairie du Rocher is 36.4 years.
Housing in Prairie du Rocher has a median home value of $85,400 and median monthly rent of $713. Of the 209 total housing units, the majority are owner-occupied, with 145 owner-occupied and 28 renter-occupied units.
The unemployment rate in Prairie du Rocher is 3.9% and the poverty rate is 9.8%. 12.6% of residents hold a bachelor's degree or higher. The average commute time is 30.2 minutes.
Cost of Living in Prairie du Rocher, IL
Compared to national averages, Prairie du Rocher has a median household income of $60,313 (20% below the national median of $75,149). Home values average $85,400, which is 65% below the national median. Monthly rent at $713 is 39% below the US average of $1,163. Within Illinois, Prairie du Rocher's income is 20% below the state average of $75,072, and home values are 48% below the state median of $165,779.
Why Live in Prairie du Rocher, IL?
Prairie du Rocher offers affordable housing with a median home value of $85,400, below the US average of $244,900, and rent that’s lower than the national average at $713/month, and a low poverty rate of 9.8%, better than the national average.
Potential considerations include median household income ($60,313) that falls below the national average. However, Prairie du Rocher’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Prairie du Rocher has a population of 432 with a median age of 36.4 years. Compare Prairie du Rocher with other cities to see how it stacks up, or explore all cities in Illinois.
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Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Prairie du Rocher
What is the population of Prairie du Rocher, IL?
The population of Prairie du Rocher, IL is 432 according to the latest Census data.
What is the median household income in Prairie du Rocher?
The median household income in Prairie du Rocher, IL is $60,313 per year.
What is the median home value in Prairie du Rocher?
The median home value in Prairie du Rocher, IL is $85,400.
What is the average rent in Prairie du Rocher?
The median monthly rent in Prairie du Rocher, IL is $713.
What is the unemployment rate in Prairie du Rocher?
The unemployment rate in Prairie du Rocher, IL is 3.9%.