Lanark, IL
Population 1,510 · Illinois
About Lanark, IL
Lanark is a small community in Illinois with a population of 1,510 residents. The median household income is $66,250 per year, which is near the national average. The median age in Lanark is 36.9 years.
Housing in Lanark has a median home value of $97,100 and median monthly rent of $781. Of the 738 total housing units, the majority are owner-occupied, with 520 owner-occupied and 122 renter-occupied units.
The unemployment rate in Lanark is 2.9% and the poverty rate is 14.3%. 13.6% of residents hold a bachelor's degree or higher. The average commute time is 24.8 minutes.
Cost of Living in Lanark, IL
Compared to national averages, Lanark has a median household income of $66,250 (12% below the national median of $75,149). Home values average $97,100, which is 60% below the national median. Monthly rent at $781 is 33% below the US average of $1,163. Within Illinois, Lanark's income is 12% below the state average of $75,072, and home values are 41% below the state median of $165,779.
Why Live in Lanark, IL?
Lanark offers affordable housing with a median home value of $97,100, below the US average of $244,900, and rent that’s lower than the national average at $781/month, and a strong job market with an unemployment rate of just 2.9%. Additionally, the city features short commute times averaging just 24.8 minutes.
Potential considerations include median household income ($66,250) that falls below the national average. However, Lanark’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Lanark has a population of 1,510 with a median age of 36.9 years. Compare Lanark with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Lanark
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Warsaw | 1,511 | $58,074 | $90,700 | Compare |
| Malta | 1,507 | $83,611 | $178,900 | Compare |
| Mount Pulaski | 1,513 | $70,175 | $113,400 | Compare |
| Grayville | 1,515 | $47,308 | $76,000 | Compare |
| Mount Carroll | 1,515 | $59,167 | $88,800 | Compare |
| Williamsville | 1,519 | $104,135 | $187,000 | Compare |
| Kirkland | 1,497 | $92,500 | $187,800 | Compare |
| Harristown | 1,526 | $74,018 | $116,700 | 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 Lanark
What is the population of Lanark, IL?
The population of Lanark, IL is 1,510 according to the latest Census data.
What is the median household income in Lanark?
The median household income in Lanark, IL is $66,250 per year.
What is the median home value in Lanark?
The median home value in Lanark, IL is $97,100.
What is the average rent in Lanark?
The median monthly rent in Lanark, IL is $781.
What is the unemployment rate in Lanark?
The unemployment rate in Lanark, IL is 2.9%.