Rockdale, IL
Population 2,598 · Illinois
About Rockdale, IL
Rockdale is a small community in Illinois with a population of 2,598 residents. The median household income is $56,799 per year, which is near the national average. The median age in Rockdale is 29.6 years.
Housing in Rockdale has a median home value of $183,500 and median monthly rent of $1,219. Of the 952 total housing units, renting is more common than owning, with 422 owner-occupied and 459 renter-occupied units.
The unemployment rate in Rockdale is 8.4% and the poverty rate is 26.9%. 12.1% of residents hold a bachelor's degree or higher. The average commute time is 24.3 minutes.
Cost of Living in Rockdale, IL
Compared to national averages, Rockdale has a median household income of $56,799 (24% below the national median of $75,149). Home values average $183,500, which is 25% below the national median. Monthly rent at $1,219 is 5% above the US average of $1,163. Within Illinois, Rockdale's income is 24% below the state average of $75,072, and home values are 11% above the state median of $165,779.
Why Live in Rockdale, IL?
Rockdale offers affordable housing with a median home value of $183,500, below the US average of $244,900, and short commute times averaging just 24.3 minutes.
Potential considerations include median household income ($56,799) that falls below the national average. However, Rockdale’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Rockdale has a population of 2,598 with a median age of 29.6 years. Compare Rockdale with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Rockdale
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Petersburg | 2,590 | $59,850 | $174,800 | Compare |
| Sheridan | 2,610 | $73,214 | $183,200 | Compare |
| Round Lake Heights | 2,585 | $75,556 | $196,100 | Compare |
| Marquette Heights | 2,613 | $77,386 | $121,600 | Compare |
| Galva | 2,543 | $55,446 | $77,800 | Compare |
| Kenilworth | 2,543 | $250,001 | $1,409,800 | Compare |
| Davis Junction | 2,656 | $103,615 | $198,200 | Compare |
| Tilton | 2,537 | $53,246 | $71,700 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Rockdale
What is the population of Rockdale, IL?
The population of Rockdale, IL is 2,598 according to the latest Census data.
What is the median household income in Rockdale?
The median household income in Rockdale, IL is $56,799 per year.
What is the median home value in Rockdale?
The median home value in Rockdale, IL is $183,500.
What is the average rent in Rockdale?
The median monthly rent in Rockdale, IL is $1,219.
What is the unemployment rate in Rockdale?
The unemployment rate in Rockdale, IL is 8.4%.