St. Charles, IL Population Statistics: Density Map Data
Analyze population trends, housing costs, and the local economy by exploring Map AI.
Area Snapshot Statistics
Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.
Population
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| Population | 31,102 | 12,497,595 | 334,821,731 |
| Population density (per sq mi) | 2065.5 | 215.8 | 85.8 |
| Population growth (%/yr) | 0.17% | -0.18% | 0.57% |
| Median age | 41.1 | 37.3 | 37.1 |
| Households | 12,439 | 5,000,691 | 128,459,983 |
Population in St. Charles grew by 4.5% from 2009 to 2023, reaching 31,384 in 2023.
Population Growth 2009–2023
Race & Ethnicity
Economy
St. Charles has a the economy index of A, which means it is very prosperous.
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| Median household income | $109,298 | $82,179 | $78,145 |
| Income growth (%/yr) | 2.82% | 4.78% | 5.07% |
| Unemployment rate | 4.5% | 5.8% | 5.2% |
The median household income in St. Charles is about 33% higher than in Illinois.
Housing
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| Median home price | $165,328 | $162,405 | $242,182 |
| Median rent | $1,768 | $1,226 | $1,342 |
| Homeownership rate | 69.7% | 66.8% | 65.1% |
The median home price in St. Charles is about 7.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,768 per month for that long.
Commute Time & Mobility
Commuters in St. Charles spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 193 hours, about 8.1 full days, spent commuting.
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.2 | 23.8 | 22.5 |
| Round-trip commute (min) | 46.4 | 47.6 | 44.9 |
| Yearly time spent (hours) | 193 | 198 | 187 |
| Estimated yearly cost | $5,995 | $6,148 | $5,803 |
| Work from home | 13.9% | 14.0% | 13.4% |
| Highway traffic (vehicles/day) | — | 7,977 | 8,813 |
| Local road traffic (vehicles/day) | 3,834 | 1,547 | 1,355 |
The average commute time in St. Charles is 23 minutes, shorter than the 24 minutes in Illinois.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
St. Charles has a education index of A+, which means it is exceptionally educated.
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 47.9% | 34.1% | 31.6% |
| Average household size | 2.47 | 2.48 | 2.54 |
Health
St. Charles has a health index of A, which means it is very healthy.
| Metric | St. Charles | Illinois Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.3 | 77.9 | 78.3 |
| Self-rated poor health | 10.0% | 15.6% | 16.3% |
| Smokers | 12.6% | 19.2% | 19.0% |
St. Charles, IL Compared With Nearby Cities
How St. Charles, IL compares with the 2 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| St. Charles, IL | 31,102 | $109,298 #2/3 | $165,328 #3/3 | 23.2 min #2/3 |
| Batavia, IL | 22,548 | $117,882 | $326,601 | 23.4 min |
| West Chicago, IL | 20,933 | $95,333 | $281,286 | 22.2 min |
Frequently Asked Questions
Common questions about St. Charles, Illinois.
What is the population of St. Charles, Illinois?
The population of St. Charles, Illinois is 31,102, compared to the U.S. total of 334,821,731.
What is the population density of St. Charles, Illinois?
The population density of St. Charles, Illinois is 2065.5 people per square mile, compared to the U.S. average of 85.8 people per square mile.
What is the median household income in St. Charles, Illinois?
The median household income in St. Charles, Illinois is $109,298, compared to the U.S. median of $78,145.
What is the median home price in St. Charles, Illinois?
The median home price in St. Charles, Illinois is $165,328, compared to the U.S. median of $242,182.
What is the unemployment rate in St. Charles, Illinois?
The unemployment rate in St. Charles, Illinois is 4.5%, compared to the U.S. average of 5.2%.