St. Charles, IA
Population 891 · Iowa
About St. Charles, IA
St. Charles is a small community located in Iowa with a population of 891 residents according to the latest US Census Bureau American Community Survey data. The median household income is $81,944 per year, which is 9% above the national median of $75,149. The median age of 33 years is notably younger the US median age of 38.9 years, indicating a younger, often more dynamic population base.
Housing Market Overview
The housing market in St. Charles features a median home value of $197,100, which is 20% below the national median of $244,900. This positions St. Charles in a moderately priced market relative to the rest of the country. Median monthly rent is $939, 19% below the national average of $1,163/month. Of the 333 total housing units, 75% are owner-occupied (239 units) and 25% are renter-occupied (81 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in St. Charles shows an unemployment rate of 4.9%, which is near the national rate of 3.7%. The poverty rate stands at 6.3%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in St. Charles have an average one-way commute time of 36 minutes, suggesting many residents commute to jobs in a nearby metro area.
Education & Demographics
18.8% of St. Charles 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 2.5% White, 0.3% Hispanic or Latino, 0.0% Black or African American, and 2.5% Asian residents, with 3.8% of the population being foreign-born.
Cost of Living in St. Charles, IA
Compared to national averages, St. Charles has a median household income of $81,944 (9% above the national median of $75,149). Home values average $197,100, which is 20% below the national median. Monthly rent at $939 is 19% below the US average of $1,163. Within Iowa, St. Charles's income is 21% above the state average of $67,947, and home values are 49% above the state median of $132,237.
Why Live in St. Charles, IA?
St. Charles offers a strong local economy with a median household income of $81,944, well above the national average, and affordable housing with a median home value of $197,100, below the US average of $244,900, and rent that’s lower than the national average at $939/month. Additionally, the city features a low poverty rate of 6.3%, better than the national average.
St. Charles has a population of 891 with a median age of 33 years. Compare St. Charles with other cities to see how it stacks up, or explore all cities in Iowa.
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Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about St. Charles
What is the population of St. Charles, IA?
The population of St. Charles, IA is 891 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in Iowa.
What is the median household income in St. Charles?
The median household income in St. Charles, IA is $81,944 per year, which is 9% above the national median of $75,149.
What is the median home value in St. Charles?
The median home value in St. Charles, IA is $197,100, which is 20% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in St. Charles?
The median monthly rent in St. Charles, IA is $939, which is 19% below the national average of $1,163/month.
What is the unemployment rate in St. Charles?
The unemployment rate in St. Charles, IA is 4.9%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is St. Charles, IA a good place to live?
St. Charles offers above-average incomes, affordable housing, and growing employment opportunities. With a population of 891 and a median age of 33, the city appeals to young professionals and families.
How educated is St. Charles, IA?
18.8% of residents in St. Charles 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 St. Charles?
Key cost-of-living indicators for St. Charles, IA: median home value is $197,100 (20% below national), median rent is $939/month, and median household income is $81,944. The home-value-to-income ratio is 2.4x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in St. Charles?
The poverty rate in St. Charles, IA is 6.3%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is St. Charles, IA?
St. Charles's population is 2.5% White, 0.3% Hispanic or Latino, 0.0% Black or African American, 2.5% Asian, and 0.0% two or more races. 3.8% of residents are foreign-born.