St. Johns, IL
Population 134 · Illinois
About St. Johns, IL
St. Johns is a small community located in Illinois with a population of 134 residents according to the latest US Census Bureau American Community Survey data. The median household income is $39,286 per year, which is 48% below the national median of $75,149. The median age of 53.6 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.
Housing Market Overview
The housing market in St. Johns features a median home value of $80,000, which is 67% below the national median of $244,900. This makes St. Johns one of the more affordable markets in the country, potentially attractive for first-time homebuyers. Median monthly rent is $760, 35% below the national average of $1,163/month. Of the 89 total housing units, 76% are owner-occupied (52 units) and 24% are renter-occupied (16 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in St. Johns shows an unemployment rate of 5.7%, which is significantly above the national rate of 3.7%, suggesting economic challenges in the area. The poverty rate stands at 11.2%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in St. Johns have an average one-way commute time of 23 minutes.
Education & Demographics
13.6% of St. Johns 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 0.7% White, 0.7% Hispanic or Latino, 0.0% Black or African American, and 0.0% Asian residents, with 1.5% of the population being foreign-born.
Cost of Living in St. Johns, IL
Compared to national averages, St. Johns has a median household income of $39,286 (48% below the national median of $75,149). Home values average $80,000, which is 67% below the national median. Monthly rent at $760 is 35% below the US average of $1,163. Within Illinois, St. Johns's income is 48% below the state average of $75,072, and home values are 52% below the state median of $165,779.
Why Live in St. Johns, IL?
St. Johns offers affordable housing with a median home value of $80,000, below the US average of $244,900, and rent that’s lower than the national average at $760/month, and a low poverty rate of 11.2%, better than the national average. Additionally, the city features short commute times averaging just 23 minutes.
Potential considerations include median household income ($39,286) that falls below the national average. However, St. Johns’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
St. Johns has a population of 134 with a median age of 53.6 years. Compare St. Johns with other cities to see how it stacks up, or explore all cities in Illinois.
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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. Johns
What is the population of St. Johns, IL?
The population of St. Johns, IL is 134 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in Illinois.
What is the median household income in St. Johns?
The median household income in St. Johns, IL is $39,286 per year, which is 48% below the national median of $75,149.
What is the median home value in St. Johns?
The median home value in St. Johns, IL is $80,000, which is 67% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in St. Johns?
The median monthly rent in St. Johns, IL is $760, which is 35% below the national average of $1,163/month.
What is the unemployment rate in St. Johns?
The unemployment rate in St. Johns, IL is 5.7%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is St. Johns, IL a good place to live?
St. Johns offers a moderate cost of living, affordable housing, and growing employment opportunities. With a population of 134 and a median age of 53.6, the city appeals to established professionals and retirees.
How educated is St. Johns, IL?
13.6% of residents in St. Johns 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. Johns?
Key cost-of-living indicators for St. Johns, IL: median home value is $80,000 (67% below national), median rent is $760/month, and median household income is $39,286. The home-value-to-income ratio is 2.0x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in St. Johns?
The poverty rate in St. Johns, IL is 11.2%, 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. Johns, IL?
St. Johns's population is 0.7% White, 0.7% Hispanic or Latino, 0.0% Black or African American, 0.0% Asian, and 0.0% two or more races. 1.5% of residents are foreign-born.