Princeton, IL
Population 7,829 · Illinois
About Princeton, IL
Princeton is a small community in Illinois with a population of 7,829 residents. The median household income is $57,682 per year, which is near the national average. The median age in Princeton is 45.4 years.
Housing in Princeton has a median home value of $131,300 and median monthly rent of $739. Of the 3,746 total housing units, the majority are owner-occupied, with 2,458 owner-occupied and 985 renter-occupied units.
The unemployment rate in Princeton is 7.7% and the poverty rate is 15.8%. 25.3% of residents hold a bachelor's degree or higher. The average commute time is 17.3 minutes.
Cost of Living in Princeton, IL
Compared to national averages, Princeton has a median household income of $57,682 (23% below the national median of $75,149). Home values average $131,300, which is 46% below the national median. Monthly rent at $739 is 36% below the US average of $1,163. Within Illinois, Princeton's income is 23% below the state average of $75,072, and home values are 21% below the state median of $165,779.
Why Live in Princeton, IL?
Princeton offers affordable housing with a median home value of $131,300, below the US average of $244,900, and rent that’s lower than the national average at $739/month, and short commute times averaging just 17.3 minutes.
Potential considerations include median household income ($57,682) that falls below the national average. However, Princeton’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Princeton has a population of 7,829 with a median age of 45.4 years. Compare Princeton with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Princeton
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Round Lake Park | 7,833 | $57,486 | $157,900 | Compare |
| West Dundee | 7,867 | $104,750 | $342,900 | Compare |
| Broadview | 7,898 | $60,139 | $240,600 | Compare |
| South Beloit | 7,930 | $81,836 | $160,800 | Compare |
| Lincolnshire | 7,937 | $179,735 | $625,800 | Compare |
| Silvis | 7,939 | $67,569 | $161,300 | Compare |
| Island Lake | 8,023 | $98,125 | $241,900 | Compare |
| Park City | 7,631 | $62,875 | $0 | 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 Princeton
What is the population of Princeton, IL?
The population of Princeton, IL is 7,829 according to the latest Census data.
What is the median household income in Princeton?
The median household income in Princeton, IL is $57,682 per year.
What is the median home value in Princeton?
The median home value in Princeton, IL is $131,300.
What is the average rent in Princeton?
The median monthly rent in Princeton, IL is $739.
What is the unemployment rate in Princeton?
The unemployment rate in Princeton, IL is 7.7%.