Andover, IL
Population 425 · Illinois
About Andover, IL
Andover is a small community in Illinois with a population of 425 residents. The median household income is $68,281 per year, which is near the national average. The median age in Andover is 45.3 years.
Housing in Andover has a median home value of $139,600 and median monthly rent of $906. Of the 185 total housing units, the majority are owner-occupied, with 148 owner-occupied and 37 renter-occupied units.
The unemployment rate in Andover is 3.8% and the poverty rate is 4.7%. 20.3% of residents hold a bachelor's degree or higher. The average commute time is 28.2 minutes.
Cost of Living in Andover, IL
Compared to national averages, Andover has a median household income of $68,281 (9% below the national median of $75,149). Home values average $139,600, which is 43% below the national median. Monthly rent at $906 is 22% below the US average of $1,163. Within Illinois, Andover's income is 9% below the state average of $75,072, and home values are 16% below the state median of $165,779.
Why Live in Andover, IL?
Andover offers affordable housing with a median home value of $139,600, below the US average of $244,900, and rent that’s lower than the national average at $906/month, and a low poverty rate of 4.7%, better than the national average.
Potential considerations include median household income ($68,281) that falls below the national average. However, Andover’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Andover has a population of 425 with a median age of 45.3 years. Compare Andover with other cities to see how it stacks up, or explore all cities in Illinois.
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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 Andover
What is the population of Andover, IL?
The population of Andover, IL is 425 according to the latest Census data.
What is the median household income in Andover?
The median household income in Andover, IL is $68,281 per year.
What is the median home value in Andover?
The median home value in Andover, IL is $139,600.
What is the average rent in Andover?
The median monthly rent in Andover, IL is $906.
What is the unemployment rate in Andover?
The unemployment rate in Andover, IL is 3.8%.