Trenton, IL
Population 2,673 · Illinois
About Trenton, IL
Trenton is a small community in Illinois with a population of 2,673 residents. The median household income is $80,227 per year, which is above the national average. The median age in Trenton is 38.1 years.
Housing in Trenton has a median home value of $179,200 and median monthly rent of $912. Of the 1,233 total housing units, the majority are owner-occupied, with 813 owner-occupied and 337 renter-occupied units.
The unemployment rate in Trenton is 4.2% and the poverty rate is 12.2%. 34.7% of residents hold a bachelor's degree or higher. The average commute time is 24.7 minutes.
Cost of Living in Trenton, IL
Compared to national averages, Trenton has a median household income of $80,227 (7% above the national median of $75,149). Home values average $179,200, which is 27% below the national median. Monthly rent at $912 is 22% below the US average of $1,163. Within Illinois, Trenton's income is 7% above the state average of $75,072, and home values are 8% above the state median of $165,779.
Why Live in Trenton, IL?
Trenton offers a strong local economy with a median household income of $80,227, well above the national average, and affordable housing with a median home value of $179,200, below the US average of $244,900, and rent that’s lower than the national average at $912/month. Additionally, the city features a well-educated community where 34.7% of residents hold a bachelor’s degree or higher, and a low poverty rate of 12.2%, better than the national average, and short commute times averaging just 24.7 minutes.
Trenton has a population of 2,673 with a median age of 38.1 years. Compare Trenton with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Trenton
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Rushville | 2,668 | $57,589 | $91,000 | Compare |
| Mount Morris | 2,679 | $38,162 | $117,600 | Compare |
| Davis Junction | 2,656 | $103,615 | $198,200 | Compare |
| Venetian Village | 2,704 | $91,786 | $216,900 | Compare |
| Pawnee | 2,706 | $77,977 | $151,100 | Compare |
| Oakbrook Terrace | 2,714 | $70,586 | $315,600 | Compare |
| Marquette Heights | 2,613 | $77,386 | $121,600 | Compare |
| Sheridan | 2,610 | $73,214 | $183,200 | 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 Trenton
What is the population of Trenton, IL?
The population of Trenton, IL is 2,673 according to the latest Census data.
What is the median household income in Trenton?
The median household income in Trenton, IL is $80,227 per year.
What is the median home value in Trenton?
The median home value in Trenton, IL is $179,200.
What is the average rent in Trenton?
The median monthly rent in Trenton, IL is $912.
What is the unemployment rate in Trenton?
The unemployment rate in Trenton, IL is 4.2%.