Saint Jacob, IL demographics:
population, income, and more

Total population
3,059
1.4% year-over-year change
Median household income
$132,000/yr
7.6% year-over-year change
Housing units
1,133
2.7% year-over-year change

Saint Jacob population

How many people live in Saint Jacob

Saint Jacob is home to 3,059 residents, according to the most recent Census data. Gender-wise, 51% of Saint Jacob locals are male, and 49% are female.

Total population
3,059
1.4% year-over-year change
Gender ratio
Male
51%
1,561
Female
49%
1,498
Value Percent YoY change
Male 1,561 51% -2.2%
Female 1,498 49% 5.3%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Saint Jacob is 37, with the population distributed as follows: about 25.2% are children under 15, then 10.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 28.5% of the population, while another 27.4% fall into the 45 to 64 bracket. Finally, around 8.3% are 65 or older.

Median age
37.1
Age breakdown
Under 15
25.2%
15 to 24
10.6%
25 to 44
28.5%
45 to 64
27.4%
Over 65
8.3%
Value Percent YoY change
Under 15 772 25.2% -5.5%
15 to 24 323 10.6% 17.4%
25 to 44 871 28.5% -5.1%
45 to 64 839 27.4% 8.4%
Over 65 254 8.3% 8.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Saint Jacob, 97.8% of the population are US-born citizens, while 2.2% have gained naturalized citizenship. There’s also a share of 2.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.8%
Non-U.S.-born citizens
2.2%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 2,991 97.8% 0.3%
Non-U.S.-born citizens 68 2.2% 88.9%
Racial breakdown
White
97.4%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2.6%
Other
0%
Value Percent
White 2,979 97.4%
Two or more races 80 2.6%

Households in Saint Jacob

A peek inside Saint Jacob households

Saint Jacob has 1,086 households, with an average of 3 members in each. Of these, 78.4% are families, while the remaining 21.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,086
1.9% year-over-year change
Average people per household
3
Non-family households
235
Family households
851
Value Percent YoY change
Non-family households 235 21.6% 1.7%
Family households 851 78.4% 1.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Saint Jacob

The housing landscape of Saint Jacob

Saint Jacob's housing consists of 1,133 units, with 97% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.5% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.1% of the housing landscape.

Housing units
1,133
2.7% year-over-year change
Housing types
Value Percent
1 unit, detached 1,099 97%
1 unit, attached 6 0.5%
2 units 8 0.7%
3 or 4 units 14 1.2%
5 to 9 units 3 0.3%
10 to 19 units 2 0.2%
Mobile home 1 0.1%
Homes built since 2020
16
-23.8% year-over-year change

The age of buildings in Saint Jacob

In Saint Jacob, the median construction year is 2002. About 16.4% of homes were built before the 1940s, with another 1.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 19.7% of homes were added from 2000 to 2009, 33.4% between 2010 and 2019, and 1.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 186 16.4% 7.5%
Built between 1940 and 1949 15 1.3% 36.4%
Built between 1950 and 1959 45 4% -8.2%
Built between 1960 and 1969 19 1.7% 26.7%
Built between 1970 and 1979 94 8.3% -11.3%
Built between 1980 and 1989 85 7.5% -15.8%
Built between 1990 and 1999 72 6.4% -11.1%
Built between 2000 and 2009 223 19.7% 2.3%
Built between 2010 and 2019 378 33.4% 15.2%
Built in 2020 or later 16 1.4% -23.8%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Saint Jacob occupancy rates

Out of the 1,086 occupied housing units in Saint Jacob, 91% are owner-occupied, while 9% are lived in by tenants. Meanwhile, 4.1% of all homes on the local market sit vacant.

Occupied housing units
1,086
1.9% year-over-year change
Occupancy breakdown
Renter occupied
98
Owner occupied
988
Value Percent YoY
change
Renter occupied 98 9% 0.0%
Owner occupied 988 91% 2.1%
Unoccupied housing units
4.1%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Saint Jacob housing costs

Housing costs in Saint Jacob come to a median of $1,643 per month, while tenants specifically pay a median gross rent of $1,191.

Median housing costs per month
$1,643/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Saint Jacob
$1,191/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Saint Jacob

Saint Jacob education at a glance

About 18.7% of the population in Saint Jacob went to high school, while 26.8% pursued college studies. Another 15.4% earned an associate degree and 20.2% hold a bachelor’s. Meanwhile, 17.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 24 1.2% -7.7%
High school diploma 386 18.7% -13.3%
College diploma 552 26.8% 12.9%
Associate degree 318 15.4% -8.6%
Bachelor's degree 417 20.2% 5.0%
Graduate degree 365 17.7% 9.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Saint Jacob

How much people earn in Saint Jacob

The average annual household income in Saint Jacob was $139,076 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.6% change from the previous year. At the same time, the median income stood at $132,000, reflecting a +7.6% shift over the same period.

Average household income in Saint Jacob
$139,076/year
3.6% year-over-year change
Median household income in Saint Jacob
$132,000/year
7.6% year-over-year change

Saint Jacob income by age

In Saint Jacob, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $126,397. Those with someone between 45 and 64 in charge, often well established professionally, earn $157,717 overall. Overall, 97.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $126,397 0.6%
45 - 64 $157,717 6.7%
Over 65 $56,000 8.1%
Above poverty level
2,929
Below poverty level
69
Value Percent YoY
change
Above poverty level 2,929 97.7% 1.1%
Below poverty level 69 2.3% 16.9%

Employment in Saint Jacob

Workforce and job types in Saint Jacob

79.6% of the working population are employed in professional or administrative positions, while 20.4% are in hands-on or service-based jobs. Also, 12.6% run their own businesses, 52.8% are employed by private companies, and 23.8% work in the public sector.

Workforce demographics

White collar
1,303
Blue collar
335
Value Percent YoY change
White collar 1,303 79.6% 9.3%
Blue collar 335 20.4% -12.5%
Employer type
Self employees
12.6%
Private companies
52.8%
Governmental workers
23.8%
Not for profit companies
10.8%
Value Percent YoY change
Self employees 207 12.6% 2.5%
Private companies 864 52.8% 8.0%
Governmental workers 390 23.8% -12.6%
Not for profit companies 177 10.8% 39.4%

Transportation in Saint Jacob

How people get around in Saint Jacob

Commuting methods vary: 97.6% of residents travel by personal vehicle and 2.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 1,448 97.6% 0.1%
Bus or trolleybus 1 0.1% -50.0%
Walk 35 2.4% 775.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Saint Jacob by zipcode?

Zipcode Population Number of households Median income Average income
62281 3,059 1,086 $132,000 $139,076

Explore more communities

FAQs about Saint Jacob demographics 

What is the total population of Saint Jacob?

Saint Jacob has a total population of 3,059 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.4% compared to a year ago.

What is the gender ratio in Saint Jacob?

The gender ratio in Saint Jacob is as follows:
  • 51% males (1,561 residents)
  • 49% females (1,498 residents)

What is the median age in Saint Jacob?

The median age in Saint Jacob is 37.1.

What is the age distribution of the population in Saint Jacob?

The age distribution in Saint Jacob is as follows:
  • Under 15: 25.2% (772 residents)
  • Ages 15-24: 10.6% (323 residents)
  • Ages 25-44: 28.5% (871 residents)
  • Ages 45-64: 27.4% (839 residents)
  • Over 65: 8.3% (254 residents)

What is the racial and ethnic makeup of Saint Jacob?

The racial and ethnic makeup of Saint Jacob is as follows:
  • White: 97.4% (2,979 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 2.6% (80 residents)
  • Other: 0% ( residents)

What percentage of the population in Saint Jacob are U.S.-born citizens?

U.S.-born citizens represent 97.8% of the population in Saint Jacob.

How many housing units are there in Saint Jacob?

There are 1,133 housing units in Saint Jacob, reflecting a +2.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Saint Jacob and what is the average household size?

Saint Jacob has a total of 1,086 households, with an average of 3 people in each.

What is the median household income in Saint Jacob?

Saint Jacob has a median household income of $132,000, representing a +7.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Saint Jacob?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.6% (1,303 residents)
  • Blue-collar workers: 20.4% (335 residents)

Places of employment:
  • Self-employed: 12.6% (207 residents)
  • Private companies: 52.8% (864 residents)
  • Governmental workers: 23.8% (390 residents)
  • Not-for-profit companies: 10.8% (177 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025