Lily Lake, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Lily Lake, Illinois had a total population of 1,293, the 625th largest village in Illinois, with a median household income of $140,313, which is 68% higher than the state average. The poverty rate is 0.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 68% above the state average — one of the wealthiest communities in Illinois.
- An exceptionally low poverty rate of 0.2% — among the lowest in Illinois.
- Unemployment rate of 8.9% is notably above the national average.
Lily Lake Quick Facts
How Lily Lake Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,432 | 1,293 | -9.7% |
| Median household income | $145,192 | $140,313 | -3.4% |
| Median home value | $379,300 | $418,800 | +10.4% |
How Lily Lake Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Lily Lake Rankings in Illinois
Explore Illinois Rankings
Other Cities in Kane County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Carpentersville | 37,346 | $86,917 | 10.3% | $234,100 |
| Algonquin | 30,067 | $134,525 | 4.1% | $351,000 |
| Huntley | 28,005 | $88,536 | 8.6% | $334,300 |
| South Elgin | 24,217 | $127,203 | 6.5% | $339,100 |
| Montgomery | 21,515 | $103,734 | 6.7% | $299,500 |
| Geneva | 21,258 | $144,341 | 3.8% | $441,400 |
| North Aurora | 18,696 | $114,305 | 6.3% | $342,100 |
| Pingree Grove | 10,914 | $114,294 | 1.2% | $320,800 |
| Campton Hills | 10,877 | $209,134 | 2.9% | $547,500 |
| Sugar Grove | 9,240 | $121,207 | 4.7% | $401,900 |
Cities Similar to Lily Lake
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Timberlane | 1,278 | $147,308 | $351,000 | 46.2% | 0.8% |
| Dunlap | 1,360 | $141,552 | $289,600 | 61.7% | 3.3% |
| Albers | 1,280 | $109,583 | $210,200 | 22.9% | 7.2% |
| Williamsville | 1,314 | $106,731 | $199,300 | 45.2% | 6.9% |
| North Utica | 1,282 | $104,028 | $237,500 | 20.0% | 4.7% |
Population Overview
Lily Lake is a small community located in Illinois, within Kane County. The total population is 1,293. It ranks as the 625th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Lily Lake is 46.0 years. This is 18% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Lily Lake is $140,313. This is 68% higher than the state median of $83,390. It is also 74% higher than the national median of $80,734. The poverty rate stands at 0.2%. This is 98% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 8.9%. This is 53% higher than the state rate of 5.8%. The median home value is $418,800. Housing costs are 59% higher than the state median of $263,300. The home-value-to-income ratio is 3.0x. 98.2% of occupied housing units are owner-occupied. This homeownership rate is 46% higher than the state average of 67.1%.
Race & Ethnicity
Lily Lake has a predominantly White (non-Hispanic) population, comprising 91.2% of all residents. Hispanic or Latino residents account for 5.9%. The White (non-Hispanic) population is significantly higher than the state average (91.2% vs 58.1%). The Hispanic or Latino population (5.9%) is well below the state average of 18.8%.
Education
41.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 10% higher than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.0%.
Data Sources & Methodology
All demographic data for Lily Lake, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Lily Lake, Illinois?
Lily Lake, Illinois has a population of 1,293 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Lily Lake, IL?
The median household income in Lily Lake is $140,313, which is 74% higher than the national median of $80,734.
What is the poverty rate in Lily Lake, IL?
The poverty rate in Lily Lake is 0.2%. This means approximately 3 residents live below the federal poverty line.
What is the racial makeup of Lily Lake, Illinois?
Lily Lake's population is 91.2% White, 0.0% Black, 5.9% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Lily Lake, IL?
The median home value in Lily Lake is $418,800. The home-value-to-income ratio is 3.0x.
How educated is Lily Lake, Illinois?
41.7% of adults (25+) in Lily Lake hold a bachelor's degree or higher, and 13.3% hold a graduate or professional degree.