St. Jacob, IL
Population 1,617 · Illinois
About St. Jacob, IL
St. Jacob is a small community in Illinois with a population of 1,617 residents. The median household income is $107,188 per year, which is above the national average. The median age in St. Jacob is 33.7 years.
Housing in St. Jacob has a median home value of $192,400 and median monthly rent of $1,260. Of the 557 total housing units, the majority are owner-occupied, with 444 owner-occupied and 85 renter-occupied units.
The unemployment rate in St. Jacob is 2.0% and the poverty rate is 2.9%. 31.8% of residents hold a bachelor's degree or higher. The average commute time is 27 minutes.
Cost of Living in St. Jacob, IL
Compared to national averages, St. Jacob has a median household income of $107,188 (43% above the national median of $75,149). Home values average $192,400, which is 21% below the national median. Monthly rent at $1,260 is 8% above the US average of $1,163. Within Illinois, St. Jacob's income is 43% above the state average of $75,072, and home values are 16% above the state median of $165,779.
Why Live in St. Jacob, IL?
St. Jacob offers a strong local economy with a median household income of $107,188, well above the national average, and affordable housing with a median home value of $192,400, below the US average of $244,900, and a strong job market with an unemployment rate of just 2.0%. Additionally, the city features a low poverty rate of 2.9%, better than the national average.
St. Jacob has a population of 1,617 with a median age of 33.7 years. Compare St. Jacob with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near St. Jacob
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Oblong | 1,617 | $52,702 | $78,400 | Compare |
| Crainville | 1,614 | $64,559 | $181,700 | Compare |
| Norris City | 1,613 | $37,778 | $80,800 | Compare |
| Roxana | 1,626 | $66,125 | $101,800 | Compare |
| Rome | 1,628 | $95,263 | $155,700 | Compare |
| Delavan | 1,600 | $69,038 | $118,400 | Compare |
| Fisher | 1,600 | $92,697 | $177,300 | Compare |
| Ina | 1,600 | $46,250 | $88,500 | 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 St. Jacob With Other Cities
Frequently Asked Questions about St. Jacob
What is the population of St. Jacob, IL?
The population of St. Jacob, IL is 1,617 according to the latest Census data.
What is the median household income in St. Jacob?
The median household income in St. Jacob, IL is $107,188 per year.
What is the median home value in St. Jacob?
The median home value in St. Jacob, IL is $192,400.
What is the average rent in St. Jacob?
The median monthly rent in St. Jacob, IL is $1,260.
What is the unemployment rate in St. Jacob?
The unemployment rate in St. Jacob, IL is 2.0%.