Wilmington, IL
Population 5,507 · Illinois
About Wilmington, IL
Wilmington is a small town located in Illinois with a population of 5,507 residents according to the latest US Census Bureau American Community Survey data. The median household income is $63,514 per year, which is 15% below the national median of $75,149. The median age of 38.8 years is close to the US median age of 38.9 years.
Housing Market Overview
The housing market in Wilmington features a median home value of $216,400, which is 12% below the national median of $244,900. This positions Wilmington in a moderately priced market relative to the rest of the country. Median monthly rent is $897, 23% below the national average of $1,163/month. Of the 2,379 total housing units, 64% are owner-occupied (1,457 units) and 36% are renter-occupied (809 units). The balanced mix of owners and renters indicates a diverse housing market.
Economy & Employment
The local economy in Wilmington shows an unemployment rate of 4.1%, which is near the national rate of 3.7%. The poverty rate stands at 11.3%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Wilmington have an average one-way commute time of 24.1 minutes.
Education & Demographics
21.9% of Wilmington residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The lower educational attainment rate may reflect the area's industry mix, with more employment in trades, manufacturing, or agricultural sectors. The community's demographic composition includes 6.7% White, 0.2% Hispanic or Latino, 0.1% Black or African American, and 1.3% Asian residents, with 5.2% of the population being foreign-born.
Cost of Living in Wilmington, IL
Compared to national averages, Wilmington has a median household income of $63,514 (15% below the national median of $75,149). Home values average $216,400, which is 12% below the national median. Monthly rent at $897 is 23% below the US average of $1,163. Within Illinois, Wilmington's income is 15% below the state average of $75,072, and home values are 31% above the state median of $165,779.
Why Live in Wilmington, IL?
Wilmington offers affordable housing with a median home value of $216,400, below the US average of $244,900, and rent that’s lower than the national average at $897/month, and a low poverty rate of 11.3%, better than the national average. Additionally, the city features short commute times averaging just 24.1 minutes.
Potential considerations include median household income ($63,514) that falls below the national average. However, Wilmington’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Wilmington has a population of 5,507 with a median age of 38.8 years. Compare Wilmington with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Wilmington
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Spring Valley | 5,508 | $63,964 | $125,000 | Compare |
| Candlewick Lake | 5,459 | $94,820 | $169,200 | Compare |
| Carlinville | 5,574 | $52,738 | $108,000 | Compare |
| Lake Holiday | 5,402 | $112,250 | $235,300 | Compare |
| Lake Barrington | 5,400 | $132,857 | $451,400 | Compare |
| Northfield | 5,683 | $180,492 | $807,700 | Compare |
| Posen | 5,331 | $71,994 | $172,800 | Compare |
| Genoa | 5,685 | $79,343 | $201,600 | 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.
Compare Wilmington With Other Cities
Frequently Asked Questions about Wilmington
What is the population of Wilmington, IL?
The population of Wilmington, IL is 5,507 according to the latest US Census Bureau American Community Survey estimates. This makes it a small town in Illinois.
What is the median household income in Wilmington?
The median household income in Wilmington, IL is $63,514 per year, which is 15% below the national median of $75,149.
What is the median home value in Wilmington?
The median home value in Wilmington, IL is $216,400, which is 12% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Wilmington?
The median monthly rent in Wilmington, IL is $897, which is 23% below the national average of $1,163/month.
What is the unemployment rate in Wilmington?
The unemployment rate in Wilmington, IL is 4.1%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is Wilmington, IL a good place to live?
Wilmington offers a moderate cost of living, affordable housing, and growing employment opportunities. With a population of 5,507 and a median age of 38.8, the city appeals to a broad range of residents.
How educated is Wilmington, IL?
21.9% of residents in Wilmington aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The educational profile reflects the area's industry mix and employment landscape.
What is the cost of living in Wilmington?
Key cost-of-living indicators for Wilmington, IL: median home value is $216,400 (12% below national), median rent is $897/month, and median household income is $63,514. The home-value-to-income ratio is 3.4x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in Wilmington?
The poverty rate in Wilmington, IL is 11.3%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Wilmington, IL?
Wilmington's population is 6.7% White, 0.2% Hispanic or Latino, 0.1% Black or African American, 1.3% Asian, and 4.0% two or more races. 5.2% of residents are foreign-born.